{"id":19831,"date":"2025-07-24T10:10:07","date_gmt":"2025-07-24T03:10:07","guid":{"rendered":"https:\/\/trungvu.net\/?p=19831"},"modified":"2025-07-24T10:12:34","modified_gmt":"2025-07-24T03:12:34","slug":"cac-duoi-file-pho-bien-hien-nay-y-nghia-va-cach-su-dung","status":"publish","type":"post","link":"https:\/\/trungvu.net\/wordpress\/cac-duoi-file-pho-bien-hien-nay-y-nghia-va-cach-su-dung\/","title":{"rendered":"\ud83d\udcc1 C\u00e1c \u0110u\u00f4i File Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay \u2013 \u00dd Ngh\u0129a v\u00e0 C\u00e1ch S\u1eed D\u1ee5ng"},"content":{"rendered":"\n

Trong th\u1ebf gi\u1edbi s\u1ed1 h\u00f3a, \u0111u\u00f4i file (hay ph\u1ea7n m\u1edf r\u1ed9ng \u2013 file extension) l\u00e0 ph\u1ea7n k\u00fd t\u1ef1 n\u1eb1m sau d\u1ea5u ch\u1ea5m (.) c\u1ee7a t\u00ean t\u1ec7p tin, d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng v\u00e0 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 m\u1edf t\u1ec7p \u0111\u00f3. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c lo\u1ea1i \u0111u\u00f4i file s\u1ebd gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng m\u00e1y t\u00ednh hi\u1ec7u qu\u1ea3 h\u01a1n, tr\u00e1nh nh\u1ea7m l\u1eabn v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n d\u1eef li\u1ec7u.<\/p>\n\n\n\n

\"\ud83d\udcc1
\ud83d\udcc1 C\u00e1c \u0110u\u00f4i File Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay \u2013 \u00dd Ngh\u0129a v\u00e0 C\u00e1ch S\u1eed D\u1ee5ng<\/em><\/figcaption><\/figure>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c \u0111u\u00f4i file ph\u1ed5 bi\u1ebfn theo t\u1eebng nh\u00f3m:<\/p>\n\n\n\n

I. \ud83d\udcc4 \u0110\u1ecbnh D\u1ea1ng V\u0103n B\u1ea3n<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.doc, .docx<\/td>T\u00e0i li\u1ec7u Microsoft Word<\/td>Word, Google Docs<\/td><\/tr>
.pdf<\/td>V\u0103n b\u1ea3n \u0111\u1ecbnh d\u1ea1ng c\u1ed1 \u0111\u1ecbnh<\/td>Adobe Reader, tr\u00ecnh duy\u1ec7t<\/td><\/tr>
.txt<\/td>V\u0103n b\u1ea3n thu\u1ea7n kh\u00f4ng \u0111\u1ecbnh d\u1ea1ng<\/td>Notepad, VS Code<\/td><\/tr>
.rtf<\/td>V\u0103n b\u1ea3n c\u00f3 \u0111\u1ecbnh d\u1ea1ng c\u01a1 b\u1ea3n<\/td>WordPad, Word<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

II. \ud83d\udcca \u0110\u1ecbnh D\u1ea1ng B\u1ea3ng T\u00ednh<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.xls, .xlsx<\/td>B\u1ea3ng t\u00ednh Excel<\/td>Microsoft Excel, Google Sheets<\/td><\/tr>
.csv<\/td>D\u1eef li\u1ec7u ph\u00e2n c\u00e1ch b\u1eb1ng d\u1ea5u ph\u1ea9y<\/td>Excel, Notepad, ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd d\u1eef li\u1ec7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

III. \ud83d\uddbc\ufe0f \u0110\u1ecbnh D\u1ea1ng H\u00ecnh \u1ea2nh<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.jpg, .jpeg<\/td>\u1ea2nh n\u00e9n ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\u1ea2nh, Photoshop<\/td><\/tr>
.png<\/td>\u1ea2nh kh\u00f4ng n\u1ec1n, ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\u1ea2nh, tr\u00ecnh ch\u1ec9nh s\u1eeda \u1ea3nh<\/td><\/tr>
.gif<\/td>\u1ea2nh \u0111\u1ed9ng<\/td>Tr\u00ecnh duy\u1ec7t, ph\u1ea7n m\u1ec1m xem \u1ea3nh<\/td><\/tr>
.bmp<\/td>\u1ea2nh bitmap<\/td>Windows Photos, Paint<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

IV. \ud83c\udfa5 \u0110\u1ecbnh D\u1ea1ng Video<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.mp4<\/td>Video ph\u1ed5 bi\u1ebfn, h\u1ed7 tr\u1ee3 nhi\u1ec1u n\u1ec1n t\u1ea3ng<\/td>VLC, Windows Media Player<\/td><\/tr>
.avi<\/td>Video ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>VLC, MPC<\/td><\/tr>
.mkv<\/td>Video \u0111a k\u00eanh \u00e2m thanh, ph\u1ee5 \u0111\u1ec1<\/td>VLC, PotPlayer<\/td><\/tr>
.mov<\/td>Video c\u1ee7a Apple<\/td>QuickTime, VLC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

V. \ud83c\udfb5 \u0110\u1ecbnh D\u1ea1ng \u00c2m Thanh<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.mp3<\/td>Nh\u1ea1c ph\u1ed5 bi\u1ebfn, n\u00e9n t\u1ed1t<\/td>VLC, iTunes<\/td><\/tr>
.wav<\/td>\u00c2m thanh ch\u1ea5t l\u01b0\u1ee3ng cao, kh\u00f4ng n\u00e9n<\/td>Audacity, Windows Media Player<\/td><\/tr>
.flac<\/td>Nh\u1ea1c lossless, ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>Foobar2000, VLC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

VI. \ud83d\udce6 \u0110\u1ecbnh D\u1ea1ng N\u00e9n v\u00e0 L\u01b0u Tr\u1eef<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ph\u1ea7n M\u1ec1m M\u1edf<\/strong><\/td><\/tr>
.zip<\/td>T\u1ec7p n\u00e9n ph\u1ed5 bi\u1ebfn<\/td>WinRAR, 7-Zip<\/td><\/tr>
.rar<\/td>\u0110\u1ecbnh d\u1ea1ng n\u00e9n m\u1ea1nh m\u1ebd<\/td>WinRAR<\/td><\/tr>
.7z<\/td>\u0110\u1ecbnh d\u1ea1ng n\u00e9n t\u1ed1i \u01b0u<\/td>7-Zip<\/td><\/tr>
.tar.gz<\/td>N\u00e9n d\u00f9ng cho h\u1ec7 th\u1ed1ng Unix\/Linux<\/td>Terminal, 7-Zip<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

VII. \u2699\ufe0f \u0110\u1ecbnh D\u1ea1ng Ch\u1ea1y Ch\u01b0\u01a1ng Tr\u00ecnh<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>H\u1ec7 \u0110i\u1ec1u H\u00e0nh<\/strong><\/td><\/tr>
.exe<\/td>T\u1ec7p ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh Windows<\/td>Windows<\/td><\/tr>
.msi<\/td>T\u1ec7p c\u00e0i \u0111\u1eb7t Windows<\/td>Windows Installer<\/td><\/tr>
.apk<\/td>T\u1ec7p c\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng Android<\/td>Android<\/td><\/tr>
.app<\/td>T\u1ec7p \u1ee9ng d\u1ee5ng Mac<\/td>macOS<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

VIII. \ud83d\udcbb \u0110\u1ecbnh D\u1ea1ng M\u00e3 L\u1eadp Tr\u00ecnh \/ Web<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td>Ng\u00f4n Ng\u1eef<\/strong><\/td><\/tr>
.html, .htm<\/td>Trang web t\u0129nh<\/td>HTML<\/td><\/tr>
.css<\/td>T\u1ec7p \u0111\u1ecbnh ki\u1ec3u<\/td>CSS<\/td><\/tr>
.js<\/td>M\u00e3 JavaScript<\/td>JavaScript<\/td><\/tr>
.php, .py, .java, .c, .cpp<\/td>T\u1ec7p m\u00e3 ngu\u1ed3n<\/td>PHP, Python, Java, C\/C++<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

IX. \ud83e\udde0 \u0110\u1ecbnh D\u1ea1ng Kh\u00e1c<\/strong><\/p>\n\n\n\n

\u0110u\u00f4i File<\/strong><\/td>M\u00f4 T\u1ea3<\/strong><\/td><\/tr>
.iso<\/td>\u1ea2nh \u0111\u0129a CD\/DVD<\/td><\/tr>
.dll<\/td>Th\u01b0 vi\u1ec7n d\u00f9ng trong h\u1ec7 th\u1ed1ng Windows<\/td><\/tr>
.log<\/td>T\u1ec7p ghi nh\u1eadt k\u00fd<\/td><\/tr>
.json, .xml<\/td>T\u1ec7p d\u1eef li\u1ec7u c\u1ea5u tr\u00fac<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ud83d\udd12 L\u01b0u \u00dd Khi M\u1edf File<\/strong><\/p>\n\n\n\n

    \n
  • Lu\u00f4n ki\u1ec3m tra \u0111u\u00f4i file \u1ea9n trong Windows \u0111\u1ec3 tr\u00e1nh virus ng\u1ee5y trang (v\u00ed d\u1ee5: image.jpg.exe).<\/li>\n\n\n\n
  • Ch\u1ec9 m\u1edf t\u1ec7p t\u1eeb ngu\u1ed3n tin c\u1eady, nh\u1ea5t l\u00e0 c\u00e1c t\u1ec7p .exe, .bat, .js, .vbs, v.v.<\/li>\n\n\n\n
  • Sao l\u01b0u t\u1ec7p quan tr\u1ecdng \u0111\u1ecbnh k\u1ef3, \u0111\u1eb7c bi\u1ec7t l\u00e0 file .docx, .xlsx, .psd, v.v.<\/li>\n<\/ul>\n\n\n\n

    \ud83d\udccc K\u1ebft Lu\u1eadn<\/strong><\/p>\n\n\n\n

    Vi\u1ec7c n\u1eafm r\u00f5 c\u00e1c \u0111u\u00f4i file gi\u00fap b\u1ea1n:<\/p>\n\n\n\n

      \n
    • S\u1eed d\u1ee5ng \u0111\u00fang ph\u1ea7n m\u1ec1m \u0111\u1ec3 m\u1edf file.<\/li>\n\n\n\n
    • Tr\u00e1nh r\u1ee7i ro b\u1ea3o m\u1eadt v\u00e0 m\u1ea5t d\u1eef li\u1ec7u.<\/li>\n\n\n\n
    • L\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 h\u01a1n v\u1edbi m\u00e1y t\u00ednh v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

      Trong th\u1ebf gi\u1edbi s\u1ed1 h\u00f3a, \u0111u\u00f4i file (hay ph\u1ea7n m\u1edf r\u1ed9ng \u2013 file extension) l\u00e0 ph\u1ea7n k\u00fd t\u1ef1 n\u1eb1m sau d\u1ea5u ch\u1ea5m (.) c\u1ee7a t\u00ean t\u1ec7p tin, d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng v\u00e0 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 m\u1edf t\u1ec7p \u0111\u00f3. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c lo\u1ea1i \u0111u\u00f4i file s\u1ebd gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng m\u00e1y t\u00ednh hi\u1ec7u qu\u1ea3 h\u01a1n, tr\u00e1nh nh\u1ea7m l\u1eabn v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n d\u1eef li\u1ec7u.<\/p>\n","protected":false},"author":1,"featured_media":19832,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[782],"tags":[2374,1432,2373,2375,2262],"class_list":["post-19831","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-giai-ma","tag-cac-duoi-file","tag-cach-su-dung","tag-duoi-file","tag-duoi-file-pho-bien","tag-y-nghia"],"yoast_head":"\n\ud83d\udcc1 C\u00e1c \u0110u\u00f4i File Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay \u2013 \u00dd Ngh\u0129a v\u00e0 C\u00e1ch S\u1eed D\u1ee5ng - Trungvu.net<\/title>\n<meta name=\"description\" content=\"Trong th\u1ebf gi\u1edbi s\u1ed1 h\u00f3a, \u0111u\u00f4i file (hay ph\u1ea7n m\u1edf r\u1ed9ng \u2013 file extension) l\u00e0 ph\u1ea7n k\u00fd t\u1ef1 n\u1eb1m sau d\u1ea5u ch\u1ea5m (.) c\u1ee7a t\u00ean t\u1ec7p tin, d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ecbn\" class=\"yoast-seo-meta-tag\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trungvu.net\/wordpress\/cac-duoi-file-pho-bien-hien-nay-y-nghia-va-cach-su-dung\/\" class=\"yoast-seo-meta-tag\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" class=\"yoast-seo-meta-tag\" \/>\n<meta property=\"og:type\" content=\"article\" class=\"yoast-seo-meta-tag\" \/>\n<meta property=\"og:title\" content=\"\ud83d\udcc1 C\u00e1c \u0110u\u00f4i File Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay \u2013 \u00dd Ngh\u0129a v\u00e0 C\u00e1ch S\u1eed D\u1ee5ng - 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