{"id":6538,"date":"2023-10-02T16:16:24","date_gmt":"2023-10-02T16:16:24","guid":{"rendered":"https:\/\/topviecit.vn\/blog\/?p=6538"},"modified":"2023-10-30T04:40:52","modified_gmt":"2023-10-30T04:40:52","slug":"cau-hoi-phong-van-android","status":"publish","type":"post","link":"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/","title":{"rendered":"T\u1ed5ng h\u1ee3p 10+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch tr\u1ea3 l\u1eddi"},"content":{"rendered":"\n<p>M\u1ed9t trong nh\u1eefng c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 chu\u1ea9n b\u1ecb cho c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n Android l\u00e0 luy\u1ec7n t\u1eadp tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p. V\u1eady, nh\u1eefng <strong>c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android<\/strong> th\u01b0\u1eddng g\u1eb7p l\u00e0 g\u00ec? Trong b\u00e0i vi\u1ebft thu\u1ed9c chuy\u00ean m\u1ee5c <a href=\"https:\/\/topviecit.vn\/blog\/chuyen-muc\/chia-se-kinh-nghiem\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Chia s\u1ebb kinh nghi\u1ec7m<\/strong><\/a> n\u00e0y, <a href=\"https:\/\/topviecit.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopviecIT.vn<\/strong><\/a> s\u1ebd t\u1ed5ng h\u1ee3p 10+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch tr\u1ea3 l\u1eddi.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Cau_hoi_phong_van_Android_cho_nguoi_moi\" title=\"C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho ng\u01b0\u1eddi m\u1edbi\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho ng\u01b0\u1eddi m\u1edbi<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Android_la_gi\" title=\"Android l\u00e0 g\u00ec?\">Android l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Kien_truc_Android_co_dac_diem_gi\" title=\"Ki\u1ebfn tr\u00fac Android c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m g\u00ec?\">Ki\u1ebfn tr\u00fac Android c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Nhung_ngon_ngu_duoc_su_dung_de_xay_dung_Android\" title=\"Nh\u1eefng ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng Android?\">Nh\u1eefng ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng Android?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Activity_va_service_trong_Android_la_gi\" title=\"Activity v\u00e0 service trong Android l\u00e0 g\u00ec?\">Activity v\u00e0 service trong Android l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#SDK_Android_cua_Google_la_gi\" title=\"SDK Android c\u1ee7a Google l\u00e0 g\u00ec?\">SDK Android c\u1ee7a Google l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Cong_dung_cua_Bundle_trong_Android_la_gi\" title=\"C\u00f4ng d\u1ee5ng c\u1ee7a Bundle trong Android l\u00e0 g\u00ec?\">C\u00f4ng d\u1ee5ng c\u1ee7a Bundle trong Android l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Cau_hoi_phong_van_Android_cho_Junior\" title=\"C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Junior\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Junior<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Vong_doi_hoat_dong_cua_Android_la_gi\" title=\"V\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Android l\u00e0 g\u00ec?\">V\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Android l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Giai_thich_Sensors_Cam_bien_trong_Android\" title=\"Gi\u1ea3i th\u00edch Sensors (C\u1ea3m bi\u1ebfn) trong Android?\">Gi\u1ea3i th\u00edch Sensors (C\u1ea3m bi\u1ebfn) trong Android?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Cac_hop_thoai_duoc_ho_tro_tren_Android_la_gi\" title=\"C\u00e1c h\u1ed9p tho\u1ea1i \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 tr\u00ean Android l\u00e0 g\u00ec?\">C\u00e1c h\u1ed9p tho\u1ea1i \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 tr\u00ean Android l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Tep_AndroidManifestxml_la_gi_va_tai_sao_can_tep_nay\" title=\"T\u1ec7p AndroidManifest.xml l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao c\u1ea7n t\u1ec7p n\u00e0y?\">T\u1ec7p AndroidManifest.xml l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao c\u1ea7n t\u1ec7p n\u00e0y?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Su_khac_nhau_cua_class_file_va_activity_trong_Android_la_gi\" title=\"S\u1ef1 kh\u00e1c nhau c\u1ee7a class, file v\u00e0 activity trong Android l\u00e0 g\u00ec?\">S\u1ef1 kh\u00e1c nhau c\u1ee7a class, file v\u00e0 activity trong Android l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Cau_hoi_phong_van_Android_cho_Senior\" title=\"C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Senior\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Senior<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Broadcast_receivers_la_gi_va_duoc_thuc_hien_nhu_the_nao\" title=\"Broadcast receivers l\u00e0 g\u00ec v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0 th\u1ebf n\u00e0o?\">Broadcast receivers l\u00e0 g\u00ec v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Su_khac_biet_giua_Serializable_va_Parcelable_la_gi\" title=\"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Serializable v\u00e0 Parcelable l\u00e0 g\u00ec?\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Serializable v\u00e0 Parcelable l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/topviecit.vn\/blog\/cau-hoi-phong-van-android\/#Co_so_du_lieu_nao_duoc_su_dung_trong_Android_la_gi\" title=\"C\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 g\u00ec?\">C\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_Android_cho_nguoi_moi\"><\/span><strong>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho ng\u01b0\u1eddi m\u1edbi<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>N\u1ebfu b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi trong l\u0129nh v\u1ef1c n\u00e0y, nh\u1eefng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android sau \u0111\u00e2y s\u1ebd h\u1eefu \u00edch cho b\u1ea1n. \u0110\u00e2y l\u00e0 nh\u1eefng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 tuy\u1ec3n d\u1ee5ng l\u1ef1a ch\u1ecdn \u0111\u1ec3 t\u00ecm ki\u1ebfm c\u00e1c newbie, fresher ho\u1eb7c intern trong l\u0129nh v\u1ef1c l\u1eadp tr\u00ecnh Android. M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi tham kh\u1ea3o nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Android_la_gi\"><\/span><strong>Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Android l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh di \u0111\u1ed9ng d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng Linux \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh cho c\u00e1c thi\u1ebft b\u1ecb c\u00f3 m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng. H\u1ec7 \u0111i\u1ec1u h\u00e0nh n\u00e0y \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Google v\u00e0 hi\u1ec7n \u0111ang l\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh di \u0111\u1ed9ng ph\u1ed5 bi\u1ebfn nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-android-can-hoc-nhung-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>L\u1eadp tr\u00ecnh Android c\u1ea7n h\u1ecdc nh\u1eefng g\u00ec v\u00e0 k\u1ef9 n\u0103ng c\u1ea7n c\u00f3<\/strong><\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-1.jpg\" alt=\"Android l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh di \u0111\u1ed9ng d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng Linux\" class=\"wp-image-6548\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-1.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-1-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-1-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Android l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh di \u0111\u1ed9ng d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng Linux<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Kien_truc_Android_co_dac_diem_gi\"><\/span><strong>Ki\u1ebfn tr\u00fac Android c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Ki\u1ebfn tr\u00fac Android c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 bao g\u1ed3m 5 t\u1ea7ng kh\u00e1c nhau, m\u1ed7i t\u1ea7ng cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 v\u00e0 ch\u1ee9c n\u0103ng ri\u00eang bi\u1ec7t cho t\u1ea7ng \u1edf ph\u00eda tr\u00ean. C\u00e1c t\u1ea7ng n\u00e0y l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Linux Kernel: Nh\u00e2n Linux ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd c\u00e1c t\u00e0i nguy\u00ean c\u1ee7a thi\u1ebft b\u1ecb nh\u01b0 b\u1ed9 nh\u1edb, CPU v\u00e0 thi\u1ebft b\u1ecb ngo\u1ea1i vi.<\/li>\n\n\n\n<li>Libraries:&nbsp; L\u1edbp n\u00e0y bao g\u1ed3m m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c th\u01b0 vi\u1ec7n cung c\u1ea5p c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n nh\u01b0 giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng, truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 k\u1ebft n\u1ed1i m\u1ea1ng.<\/li>\n\n\n\n<li>Android Runtime: L\u1edbp n\u00e0y cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng Android. N\u00f3 bao g\u1ed3m m\u1ed9t m\u00e1y \u1ea3o Java (DVM ho\u1eb7c ART) v\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c th\u01b0 vi\u1ec7n c\u1ed1t l\u00f5i.<\/li>\n\n\n\n<li>Android Framework:&nbsp; L\u1edbp n\u00e0y cung c\u1ea5p c\u00e1c API cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec3 t\u1ea1o ra c\u00e1c \u1ee9ng d\u1ee5ng Android.&nbsp;<\/li>\n\n\n\n<li>Android Applications: L\u1edbp tr\u00ean c\u00f9ng bao g\u1ed3m c\u00e1c \u1ee9ng d\u1ee5ng Android m\u00e0 ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y, ch\u1eb3ng h\u1ea1n nh\u01b0 tr\u00ecnh duy\u1ec7t web, \u1ee9ng d\u1ee5ng email, tr\u00f2 ch\u01a1i,&#8230;<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nhung_ngon_ngu_duoc_su_dung_de_xay_dung_Android\"><\/span><strong>Nh\u1eefng ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng Android?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Android \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00e1c nhau, m\u1ed9t s\u1ed1 <a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-lap-trinh-android\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Android<\/strong><\/a> ph\u1ed5 bi\u1ebfn v\u00ed d\u1ee5 nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Java.<\/li>\n\n\n\n<li>Kotlin.<\/li>\n\n\n\n<li>C#, C\/C++.<\/li>\n\n\n\n<li>Python.<\/li>\n\n\n\n<li>JavaScript.<\/li>\n<\/ul>\n\n\n\n<p>Tuy nhi\u00ean, Java v\u00e0 Kotlin l\u00e0 hai ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn nh\u1ea5t cho ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng Android ng\u00e0y nay. Trong \u0111\u00f3, Kotlin \u0111ang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn do t\u00ednh ti\u1ec7n l\u1ee3i v\u00e0 s\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Activity_va_service_trong_Android_la_gi\"><\/span><strong>Activity v\u00e0 service trong Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Activity v\u00e0 service l\u00e0 hai th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong \u1ee9ng d\u1ee5ng Android. Activity ch\u1ecbu tr\u00e1ch nhi\u1ec7m t\u1ea1o giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng cho \u1ee9ng d\u1ee5ng, trong khi service ch\u1ecbu tr\u00e1ch nhi\u1ec7m th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 n\u1ec1n. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Activity l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a GUI (giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed3 h\u1ecda) c\u1ee7a \u1ee9ng d\u1ee5ng Android. N\u00f3 th\u01b0\u1eddng \u0111\u1ea1i di\u1ec7n cho m\u1ed9t m\u00e0n h\u00ecnh ho\u1eb7c m\u1ed9t ph\u1ea7n c\u1ee7a giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c.<\/li>\n\n\n\n<li>Service l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00f4ng c\u00f3 giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 ch\u1ea1y n\u1ec1n trong h\u1ec7 th\u1ed1ng. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 d\u00e0i h\u1ea1n ho\u1eb7c nhi\u1ec7m v\u1ee5 kh\u00f4ng c\u1ea7n t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-2.jpg\" alt=\"Activity v\u00e0 service s\u1ebd c\u00f3 nh\u1eefng vai tr\u00f2 kh\u00e1c nhau trong l\u1eadp tr\u00ecnh Android\" class=\"wp-image-6549\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-2.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-2-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-2-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Activity v\u00e0 service s\u1ebd c\u00f3 nh\u1eefng vai tr\u00f2 kh\u00e1c nhau trong l\u1eadp tr\u00ecnh Android<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SDK_Android_cua_Google_la_gi\"><\/span><strong>SDK Android c\u1ee7a Google l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>SDK Android c\u1ee7a Google (Software Development Kit) l\u00e0 b\u1ed9 c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi Google \u0111\u1ec3 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng cho h\u1ec7 \u0111i\u1ec1u h\u00e0nh Android. SDK Android cung c\u1ea5p m\u1ed9t lo\u1ea1t c\u00f4ng c\u1ee5, t\u00e0i li\u1ec7u, th\u01b0 vi\u1ec7n v\u00e0 ngu\u1ed3n t\u00e0i li\u1ec7u cho nh\u00e0 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng Android.<\/p>\n\n\n\n<p>SDK Android cho ph\u00e9p nh\u00e0 ph\u00e1t tri\u1ec3n t\u1ea1o, ki\u1ec3m tra v\u00e0 tri\u1ec3n khai \u1ee9ng d\u1ee5ng tr\u00ean n\u1ec1n t\u1ea3ng Android, v\u00e0 n\u00f3 cung c\u1ea5p t\u00e0i li\u1ec7u v\u00e0 c\u00f4ng c\u1ee5 \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 t\u01b0\u01a1ng th\u00edch c\u1ee7a \u1ee9ng d\u1ee5ng tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0 phi\u00ean b\u1ea3n Android kh\u00e1c nhau.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/lo-trinh-hoc-lap-trinh-android\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>L\u1ed9 tr\u00ecnh h\u1ecdc Android cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/strong><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cong_dung_cua_Bundle_trong_Android_la_gi\"><\/span><strong>C\u00f4ng d\u1ee5ng c\u1ee7a Bundle trong Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Bundle trong Android l\u00e0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng d\u00f9ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng nh\u01b0 Activity v\u00e0 Fragment ho\u1eb7c gi\u1eefa c\u00e1c quy tr\u00ecnh kh\u00e1c nhau trong \u1ee9ng d\u1ee5ng. C\u00f4ng d\u1ee5ng ch\u00ednh c\u1ee7a Bundle l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cho ph\u00e9p l\u1eadp tr\u00ecnh vi\u00ean \u0111\u00f3ng g\u00f3i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u, nh\u01b0 chu\u1ed7i, s\u1ed1 nguy\u00ean, \u0111\u1ed1i t\u01b0\u1ee3ng Serializable ho\u1eb7c Parcelable, t\u1eeb m\u1ed9t th\u00e0nh ph\u1ea7n sang m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00e1c.<\/li>\n\n\n\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1ea1ng th\u00e1i c\u1ee7a \u1ee9ng d\u1ee5ng, \u0111\u1ec3 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i tr\u1ea1ng th\u00e1i tr\u01b0\u1edbc \u0111\u00f3 sau khi b\u1ecb h\u1ee7y b\u1ecf ho\u1eb7c xoay m\u00e0n h\u00ecnh.<\/li>\n\n\n\n<li>Gi\u00fap g\u1eedi d\u1eef li\u1ec7u trong Intent, cho ph\u00e9p chuy\u1ec3n th\u00f4ng tin gi\u1eefa c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u00e0 d\u1ecbch v\u1ee5 Android.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-3.jpg\" alt=\"Bundle c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u b\u1ea5t k\u1ef3\" class=\"wp-image-6550\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-3.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-3-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-3-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Bundle c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u b\u1ea5t k\u1ef3<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_Android_cho_Junior\"><\/span><strong>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Junior<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh tuy\u1ec3n d\u1ee5ng, doanh nghi\u1ec7p c\u0169ng c\u00f3 th\u1ec3 th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android sau \u0111\u00e2y \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng v\u00e0 ki\u1ebfn th\u1ee9c c\u1ee7a \u1ee9ng vi\u00ean \u1edf c\u1ea5p \u0111\u1ed9 Junior. V\u00ed d\u1ee5 nh\u01b0:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Vong_doi_hoat_dong_cua_Android_la_gi\"><\/span><strong>V\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>V\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng (Activity Lifecycle) trong Android l\u00e0 chu k\u1ef3 m\u00e0 m\u1ed9t Activity tr\u1ea3i qua t\u1eeb khi n\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o ra cho \u0111\u1ebfn khi n\u00f3 b\u1ecb h\u1ee7y b\u1ecf ho\u00e0n to\u00e0n. V\u00f2ng \u0111\u1eddi n\u00e0y bao g\u1ed3m c\u00e1c tr\u1ea1ng th\u00e1i ch\u00ednh sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>onCreate(): <\/strong>\u0110\u01b0\u1ee3c g\u1ecdi khi Activity \u0111\u01b0\u1ee3c t\u1ea1o ra.<\/li>\n\n\n\n<li><strong>onStart(): <\/strong>Activity \u0111\u00e3 tr\u1edf n\u00ean nh\u00ecn th\u1ea5y nh\u01b0ng ch\u01b0a t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/li>\n\n\n\n<li><strong>onResume(): <\/strong>Activity \u0111\u00e3 tr\u1edf n\u00ean ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/li>\n\n\n\n<li><strong>onPause(): <\/strong>Activity m\u1ea5t quy\u1ec1n \u01b0u ti\u00ean v\u00e0 t\u1ea1m d\u1eebng t\u01b0\u01a1ng t\u00e1c.<\/li>\n\n\n\n<li><strong>onStop():<\/strong> Activity kh\u00f4ng c\u00f2n nh\u00ecn th\u1ea5y v\u00e0 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n\n\n\n<li><strong>onDestroy(): <\/strong>Activity b\u1ecb h\u1ee7y b\u1ecf ho\u00e0n to\u00e0n ho\u1eb7c k\u1ebft th\u00fac.<\/li>\n\n\n\n<li><strong>onRestart():<\/strong> Activity \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng l\u1ea1i sau khi \u0111\u00e3 b\u1ecb t\u1ea1m d\u1eebng.<\/li>\n<\/ul>\n\n\n\n<p>Qu\u1ea3n l\u00fd v\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng l\u00e0 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch \u0111\u00fang \u0111\u1eafn v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-4.jpg\" alt=\"Vi\u1ec7c hi\u1ec3u v\u00e0 x\u1eed l\u00fd v\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Android l\u00e0 r\u1ea5t quan tr\u1ecdng\" class=\"wp-image-6551\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-4.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-4-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-4-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Vi\u1ec7c hi\u1ec3u v\u00e0 x\u1eed l\u00fd v\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Android l\u00e0 r\u1ea5t quan tr\u1ecdng<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Giai_thich_Sensors_Cam_bien_trong_Android\"><\/span><strong>Gi\u1ea3i th\u00edch Sensors (C\u1ea3m bi\u1ebfn) trong Android?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Trong Android, Sensors (C\u1ea3m bi\u1ebfn) l\u00e0 c\u00e1c thi\u1ebft b\u1ecb v\u1eadt l\u00fd ho\u1eb7c \u1ea3o t\u00edch h\u1ee3p v\u00e0o c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng, cho ph\u00e9p \u1ee9ng d\u1ee5ng theo d\u00f5i v\u00e0 thu th\u1eadp th\u00f4ng tin v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb. C\u00e1c c\u1ea3m bi\u1ebfn bao g\u1ed3m c\u1ea3m bi\u1ebfn gia t\u1ed1c (accelerometer), c\u1ea3m bi\u1ebfn \u00e1nh s\u00e1ng (light sensor), c\u1ea3m bi\u1ebfn v\u1ecb tr\u00ed (GPS), c\u1ea3m bi\u1ebfn v\u1ecb tr\u00ed t\u1ef7 l\u1ec7 (gyroscope), c\u1ea3m bi\u1ebfn t\u1eeb tr\u01b0\u1eddng (magnetometer), c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, v\u00e0 nhi\u1ec1u lo\u1ea1i kh\u00e1c.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/tu-hoc-lap-trinh-android\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Kho t\u00e0i li\u1ec7u v\u00e0 website t\u1ef1 h\u1ecdc l\u1eadp tr\u00ecnh Android c\u1ea7n bi\u1ebft<\/strong><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_hop_thoai_duoc_ho_tro_tren_Android_la_gi\"><\/span><strong>C\u00e1c h\u1ed9p tho\u1ea1i \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 tr\u00ean Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Android h\u1ed7 tr\u1ee3 m\u1ed9t s\u1ed1 lo\u1ea1i h\u1ed9p tho\u1ea1i (dialogs) \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u01b0\u1eddi d\u00f9ng trong c\u00e1c \u1ee9ng d\u1ee5ng. C\u00e1c h\u1ed9p tho\u1ea1i n\u00e0y gi\u00fap t\u1ea1o tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t h\u01a1n v\u00e0 t\u01b0\u01a1ng t\u00e1c hi\u1ec7u qu\u1ea3 trong \u1ee9ng d\u1ee5ng Android. M\u1ed9t s\u1ed1 h\u1ed9p tho\u1ea1i ph\u1ed5 bi\u1ebfn v\u00ed d\u1ee5 nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AlertDialog:<\/strong> D\u00f9ng \u0111\u1ec3 hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o ho\u1eb7c y\u00eau c\u1ea7u x\u00e1c nh\u1eadn t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/li>\n\n\n\n<li><strong>ProgressDialog:<\/strong> S\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb ti\u1ebfn tr\u00ecnh ho\u1eb7c ch\u1edd \u0111\u1ee3i trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n m\u1ed9t t\u00e1c v\u1ee5.<\/li>\n\n\n\n<li><strong>DatePickerDialog:<\/strong> Cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn ng\u00e0y t\u1eeb m\u1ed9t l\u1ecbch.<\/li>\n\n\n\n<li><strong>TimePickerDialog: <\/strong>Cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn gi\u1edd v\u00e0 ph\u00fat.<\/li>\n\n\n\n<li><strong>DialogFragment:<\/strong> Cho ph\u00e9p t\u1ea1o h\u1ed9p tho\u1ea1i t\u00f9y ch\u1ec9nh v\u00e0 qu\u1ea3n l\u00fd v\u00f2ng \u0111\u1eddi c\u1ee7a n\u00f3.<\/li>\n\n\n\n<li><strong>BottomSheetDialog: <\/strong>M\u1ed9t lo\u1ea1i h\u1ed9p tho\u1ea1i hi\u1ec3n th\u1ecb \u1edf ph\u00eda d\u01b0\u1edbi m\u00e0n h\u00ecnh, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c t\u00f9y ch\u1ecdn ho\u1eb7c t\u01b0\u01a1ng t\u00e1c t\u00f9y ch\u1ec9nh.<\/li>\n\n\n\n<li><strong>PopupWindow: <\/strong>Kh\u00f4ng ph\u1ea3i h\u1ed9p tho\u1ea1i truy\u1ec1n th\u1ed1ng, nh\u01b0ng c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb n\u1ed9i dung ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed hi\u1ec7n t\u1ea1i c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-5.jpg\" alt=\"Android h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i h\u1ed9p tho\u1ea1i kh\u00e1c nhau, m\u1ed7i lo\u1ea1i c\u00f3 m\u1ed9t m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3\" class=\"wp-image-6552\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-5.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-5-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-5-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Android h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i h\u1ed9p tho\u1ea1i kh\u00e1c nhau, m\u1ed7i lo\u1ea1i c\u00f3 m\u1ed9t m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tep_AndroidManifestxml_la_gi_va_tai_sao_can_tep_nay\"><\/span><strong>T\u1ec7p AndroidManifest.xml l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao c\u1ea7n t\u1ec7p n\u00e0y?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>T\u1ec7p AndroidManifest.xml l\u00e0 t\u1ec7p quan tr\u1ecdng trong d\u1ef1 \u00e1n Android, ch\u1ee9a th\u00f4ng tin v\u1ec1 \u1ee9ng d\u1ee5ng nh\u01b0 t\u00ean g\u00f3i, phi\u00ean b\u1ea3n \u1ee9ng d\u1ee5ng, quy\u1ec1n truy c\u1eadp, thi\u1ebft l\u1eadp c\u1ea5u h\u00ecnh.AndroidManifest.xml c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 khai b\u00e1o c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh nh\u01b0 Activities, Services, v\u00e0 Receivers.<\/p>\n\n\n\n<p>AndroidManifest.xml c\u1ea7n thi\u1ebft v\u00ec n\u00f3 cung c\u1ea5p cho h\u1ec7 \u0111i\u1ec1u h\u00e0nh Android th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 ki\u1ec3m so\u00e1t \u1ee9ng d\u1ee5ng. H\u1ec7 \u0111i\u1ec1u h\u00e0nh s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ea3m b\u1ea3o t\u00ednh b\u1ea3o m\u1eadt cho \u1ee9ng d\u1ee5ng.<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd t\u01b0\u01a1ng t\u00e1c, \u0111i\u1ec1u h\u01b0\u1edbng gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n \u1ee9ng d\u1ee5ng v\u00e0 h\u1ec7 th\u1ed1ng.<\/li>\n\n\n\n<li>Hi\u1ec3n th\u1ecb th\u00f4ng tin c\u1ee7a \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-6.jpg\" alt=\"T\u1ec7p AndroidManifest.xml l\u00e0 m\u1ed9t t\u1ec7p XML m\u00f4 t\u1ea3 \u1ee9ng d\u1ee5ng Android\" class=\"wp-image-6553\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-6.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-6-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-6-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>T\u1ec7p AndroidManifest.xml l\u00e0 m\u1ed9t t\u1ec7p XML m\u00f4 t\u1ea3 \u1ee9ng d\u1ee5ng Android<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Su_khac_nhau_cua_class_file_va_activity_trong_Android_la_gi\"><\/span><strong>S\u1ef1 kh\u00e1c nhau c\u1ee7a class, file v\u00e0 activity trong Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Class, file v\u00e0 activity l\u00e0 nh\u1eefng kh\u00e1i ni\u1ec7m quan tr\u1ecdng trong l\u1eadp tr\u00ecnh Android. Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa c\u00e1c kh\u00e1i ni\u1ec7m n\u00e0y s\u1ebd gi\u00fap b\u1ea1n ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng Android hi\u1ec7u qu\u1ea3 h\u01a1n. S\u1ef1 kh\u00e1c nhau c\u1ee7a nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y nh\u01b0 sau:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u0110\u1eb7c \u0111i\u1ec3m<\/td><td>Class<\/td><td>File<\/td><td>Activity<\/td><\/tr><tr><td>M\u1ee5c \u0111\u00edch<\/td><td>T\u1ea1o \u0111\u1ed1i t\u01b0\u1ee3ng<\/td><td>L\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/td><td>T\u1ea1o giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng<\/td><\/tr><tr><td>Lo\u1ea1i d\u1eef li\u1ec7u<\/td><td>M\u00e3<\/td><td>D\u1eef li\u1ec7u<\/td><td>M\u00e3<\/td><\/tr><tr><td>C\u00f3 th\u1ec3 ch\u1ee9a<\/td><td>Thu\u1ed9c t\u00ednh, ph\u01b0\u01a1ng th\u1ee9c, c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c<\/td><td>M\u00e3, d\u1eef li\u1ec7u, ho\u1eb7c ch\u1ee9a c\u1ea3 hai<\/td><td>M\u00e3<\/td><\/tr><tr><td>Li\u00ean quan \u0111\u1ebfn \u1ee9ng d\u1ee5ng Android<\/td><td>C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng Android<\/td><td>C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u c\u1ee7a \u1ee9ng d\u1ee5ng Android<\/td><td>L\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng Android<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_Android_cho_Senior\"><\/span><strong>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Senior<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>C\u00e1c c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android cho Senior Developer th\u01b0\u1eddng t\u1eadp trung v\u00e0o kh\u1ea3 n\u0103ng thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng, qu\u1ea3n l\u00fd d\u1ef1 \u00e1n, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ee9c t\u1ea1p. V\u00ed d\u1ee5 nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Broadcast_receivers_la_gi_va_duoc_thuc_hien_nhu_the_nao\"><\/span><strong>Broadcast receivers l\u00e0 g\u00ec v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0 th\u1ebf n\u00e0o?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Broadcast Receiver (B\u1ed9 nh\u1eadn th\u00f4ng b\u00e1o) trong Android l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng, cho ph\u00e9p \u1ee9ng d\u1ee5ng l\u1eafng nghe, ph\u1ea3n \u1ee9ng khi c\u00e1c s\u1ef1 ki\u1ec7n h\u1ec7 th\u1ed1ng x\u1ea3y ra ho\u1eb7c khi c\u00e1c t\u00edn hi\u1ec7u (broadcasts) t\u1eeb h\u1ec7 th\u1ed1ng ho\u1eb7c \u1ee9ng d\u1ee5ng kh\u00e1c \u0111\u01b0\u1ee3c ph\u00e1t ra. C\u00e1c s\u1ef1 ki\u1ec7n n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ea5t k\u1ebft n\u1ed1i m\u1ea1ng, pin y\u1ebfu, tin nh\u1eafn \u0111\u1ebfn, v\u00e0 nhi\u1ec1u s\u1ef1 ki\u1ec7n h\u1ec7 th\u1ed1ng kh\u00e1c.<\/p>\n\n\n\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t Broadcast Receiver:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea1o m\u1ed9t l\u1edbp Java m\u1edf r\u1ed9ng t\u1eeb<strong> BroadcastReceiver<\/strong> v\u00e0 ghi \u0111\u00e8 ph\u01b0\u01a1ng th\u1ee9c <strong>onReceive()<\/strong>. Trong ph\u01b0\u01a1ng th\u1ee9c n\u00e0y, b\u1ea1n x\u00e1c \u0111\u1ecbnh c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ea7n th\u1ef1c hi\u1ec7n khi nh\u1eadn \u0111\u01b0\u1ee3c broadcast.<\/li>\n\n\n\n<li>\u0110\u0103ng k\u00fd Broadcast Receiver trong t\u1ec7p <strong>AndroidManifest.xml<\/strong> ho\u1eb7c \u0111\u0103ng k\u00fd\/deregister trong m\u00e3 ngu\u1ed3n c\u1ee7a \u1ee9ng d\u1ee5ng b\u1eb1ng <strong>registerReceiver(<\/strong>) v\u00e0 <strong>unregisterReceiver()<\/strong>.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng Intent Filters \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh lo\u1ea1i broadcast m\u00e0 b\u1ea1n mu\u1ed1n l\u1eafng nghe v\u00e0 ph\u1ea3n \u1ee9ng.<\/li>\n<\/ul>\n\n\n\n<p>Broadcast Receiver l\u00e0 m\u1ed9t c\u00e1ch quan tr\u1ecdng \u0111\u1ec3 \u1ee9ng d\u1ee5ng Android t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng v\u00e0 \u1ee9ng d\u1ee5ng kh\u00e1c th\u00f4ng qua c\u00e1c s\u1ef1 ki\u1ec7n h\u1ec7 th\u1ed1ng ho\u1eb7c t\u00f9y ch\u1ec9nh.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-7.jpg\" alt=\"Broadcast receivers cho ph\u00e9p \u1ee9ng d\u1ee5ng Android nh\u1eadn v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c th\u00f4ng b\u00e1o\" class=\"wp-image-6554\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-7.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-7-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-7-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Broadcast receivers cho ph\u00e9p \u1ee9ng d\u1ee5ng Android nh\u1eadn v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c th\u00f4ng b\u00e1o<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Su_khac_biet_giua_Serializable_va_Parcelable_la_gi\"><\/span><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Serializable v\u00e0 Parcelable l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Serializable v\u00e0 Parcelable l\u00e0 hai c\u00e1ch \u0111\u1ec3 Android chuy\u1ec3n \u0111\u1ed1i t\u01b0\u1ee3ng gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng ho\u1eb7c qua Intent. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa 2 c\u00e1ch n\u00e0y m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o:<\/p>\n\n\n\n<p><strong>Serializable:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Serializable l\u00e0 m\u1ed9t giao di\u1ec7n trong Java \u0111\u1ec3 \u0111\u00e1nh d\u1ea5u m\u1ed9t l\u1edbp c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh d\u1ea1ng byte stream.<\/li>\n\n\n\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, ch\u1ec9 c\u1ea7n l\u1edbp \u0111\u00f3 th\u1ef1c hi\u1ec7n Serializable interface.<\/li>\n\n\n\n<li>T\u1ea1o v\u00e0 \u0111\u1ecdc \u0111\u1ed1i t\u01b0\u1ee3ng Serializable c\u00f3 th\u1ec3 t\u1ed1n nhi\u1ec1u th\u1eddi gian v\u00e0 t\u00e0i nguy\u00ean khi d\u00f9ng trong Android, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n\n\n\n<p><strong>Parcelable:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Parcelable l\u00e0 m\u1ed9t giao di\u1ec7n cung c\u1ea5p c\u00e1ch hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n Android.<\/li>\n\n\n\n<li>\u0110\u00f2i h\u1ecfi l\u1edbp ph\u1ea3i tri\u1ec3n khai c\u00e1c ph\u01b0\u01a1ng th\u1ee9c ghi v\u00e0 \u0111\u1ecdc d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng, gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t.<\/li>\n\n\n\n<li>Parcelable th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean s\u1eed d\u1ee5ng trong Android v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng ph\u1ee9c t\u1ea1p ho\u1eb7c c\u1ea7n t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Co_so_du_lieu_nao_duoc_su_dung_trong_Android_la_gi\"><\/span><strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>C\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 SQLite. SQLite l\u00e0 m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 m\u00e3 ngu\u1ed3n m\u1edf \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong Android. \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a SQLite l\u00e0 n\u00f3 kh\u00f4ng c\u1ea7n m\u1ed9t m\u00e1y ch\u1ee7 ri\u00eang bi\u1ec7t, c\u00f3 t\u00ednh ch\u1ea5t t\u1ef1 l\u01b0u tr\u1eef, v\u00e0 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ch\u1eb7t ch\u1ebd v\u00e0o \u1ee9ng d\u1ee5ng Android.&nbsp;<\/p>\n\n\n\n<p>Thay v\u00ec s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh client-server nh\u01b0 nhi\u1ec1u h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1c, SQLite ho\u1ea1t \u0111\u1ed9ng trong c\u00f9ng qu\u00e1 tr\u00ecnh v\u1edbi \u1ee9ng d\u1ee5ng, gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 gi\u1ea3m \u0111\u1ed9 tr\u1ec5 trong truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c cu\u1ed9c g\u1ecdi h\u00e0m \u0111\u01a1n gi\u1ea3n.<\/p>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-truy-van-sql\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ng\u00f4n Ng\u1eef Truy V\u1ea5n SQL L\u00e0 G\u00ec? C\u00e1c Ki\u1ebfn Th\u1ee9c C\u01a1 B\u1ea3n Nh\u1ea5t C\u1ea7n Bi\u1ebft<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-8.jpg\" alt=\"C\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 SQLite\" class=\"wp-image-6555\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-8.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-8-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/10\/cau-hoi-phong-van-android-topcv-8-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>C\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Android l\u00e0 SQLite<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 t\u1ed5ng h\u1ee3p 10+ <strong>c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android<\/strong> th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch tr\u1ea3 l\u1eddi. Hy v\u1ecdng nh\u1eefng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n, chu\u1ea9n b\u1ecb t\u1ed1t h\u01a1n cho c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm ki\u1ebfm c\u01a1 h\u1ed9i vi\u1ec7c l\u00e0m ho\u1eb7c mu\u1ed1n th\u0103ng ti\u1ebfn trong l\u0129nh v\u1ef1c Android, h\u00e3y gh\u00e9 th\u0103m n\u1ec1n t\u1ea3ng tuy\u1ec3n d\u1ee5ng h\u00e0ng \u0111\u1ea7u hi\u1ec7n nay &#8211; <a href=\"https:\/\/www.topcv.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopCV.vn<\/strong><\/a>. TopCV.vn \u0111ang cung c\u1ea5p h\u00e0ng ng\u00e0n c\u01a1 h\u1ed9i vi\u1ec7c l\u00e0m ph\u00f9 h\u1ee3p v\u1edbi b\u1ea1n, bao g\u1ed3m c\u1ea3 v\u1ecb tr\u00ed Android Developer v\u00e0 nhi\u1ec1u ng\u00e0nh ngh\u1ec1 kh\u00e1c.<\/p>\n\n\n\n<p>Truy c\u1eadp TopCV \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c c\u00f4ng ty tuy\u1ec3n d\u1ee5ng v\u00e0 \u1ee9ng tuy\u1ec3n v\u00e0o c\u00e1c v\u1ecb tr\u00ed <a href=\"https:\/\/www.topcv.vn\/tim-viec-lam-android-developer\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>vi\u1ec7c l\u00e0m l\u1eadp tr\u00ecnh Android<\/strong><\/a> ph\u00f9 h\u1ee3p v\u1edbi b\u1ea1n nh\u00e9 ngay t\u1eeb h\u00f4m nay nh\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t trong nh\u1eefng c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 chu\u1ea9n b\u1ecb cho c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n Android l\u00e0 luy\u1ec7n t\u1eadp tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p. V\u1eady, nh\u1eefng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android th\u01b0\u1eddng g\u1eb7p l\u00e0 g\u00ec? Trong b\u00e0i vi\u1ebft thu\u1ed9c chuy\u00ean m\u1ee5c Chia s\u1ebb kinh nghi\u1ec7m n\u00e0y, TopviecIT.vn s\u1ebd t\u1ed5ng h\u1ee3p 10+ c\u00e2u h\u1ecfi ph\u1ecfng [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6556,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[86],"tags":[],"class_list":["post-6538","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kinh-nghiem"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u1ed5ng h\u1ee3p 10+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android v\u00e0 c\u00e1ch tr\u1ea3 l\u1eddi<\/title>\n<meta name=\"description\" content=\"Nh\u1eefng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Android th\u01b0\u1eddng g\u1eb7p l\u00e0 g\u00ec? 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