{"id":477969,"date":"2023-08-09T09:23:08","date_gmt":"2023-08-09T09:23:08","guid":{"rendered":""},"modified":"2023-09-05T11:15:46","modified_gmt":"2023-09-05T11:15:46","slug":"master-boot-record-mbr","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/master-boot-record-mbr\/","title":{"rendered":"B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)"},"content":{"rendered":"<p>B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR) l\u00e0 m\u1ed9t v\u00f9ng c\u1ee5 th\u1ec3 tr\u00ean thi\u1ebft b\u1ecb l\u01b0u tr\u1eef ch\u1ee9a th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh. N\u00f3 r\u1ea5t quan tr\u1ecdng cho qu\u00e1 tr\u00ecnh kh\u1edfi t\u1ea1o h\u1ec7 th\u1ed1ng, l\u01b0u gi\u1eef th\u00f4ng tin v\u1ec1 b\u1ed9 n\u1ea1p kh\u1edfi \u0111\u1ed9ng v\u00e0 b\u1ea3ng ph\u00e2n v\u00f9ng. MBR n\u1eb1m \u1edf ph\u1ea7n \u0111\u1ea7u c\u1ee7a \u0111\u0129a v\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR) v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean nh\u1eafc \u0111\u1ebfn n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m v\u1ec1 MBR c\u00f3 t\u1eeb n\u0103m 1983 v\u1edbi vi\u1ec7c ph\u00e1t h\u00e0nh M\u00e1y t\u00ednh c\u00e1 nh\u00e2n DOS 2.0 c\u1ee7a IBM. Thi\u1ebft k\u1ebf n\u00e0y l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn h\u00f3a trong c\u01a1 ch\u1ebf t\u1ea3i h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 n\u00f3 \u0111\u1eb7t n\u1ec1n t\u1ea3ng cho nhi\u1ec1u h\u1ec7 th\u1ed1ng \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ng\u00e0y nay. \u0110\u1ecbnh d\u1ea1ng MBR \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ti\u00eau chu\u1ea9n, v\u1edbi c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 n\u1ec1n t\u1ea3ng ti\u1ebfp theo \u00e1p d\u1ee5ng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh n\u00f3.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR): M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1 B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)<\/h2>\n<p>MBR bao g\u1ed3m 512 byte, ch\u1ee9a ba ph\u1ea7n thi\u1ebft y\u1ebfu:<\/p>\n<ol>\n<li><strong>M\u00e3 kh\u1edfi \u0111\u1ed9ng<\/strong> (446 byte): M\u00e3 m\u00e1y c\u1ea7n thi\u1ebft \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/li>\n<li><strong>B\u1ea3ng ph\u00e2n v\u00f9ng<\/strong> (64 byte): Th\u00f4ng tin li\u00ean quan \u0111\u1ebfn c\u00e1c ph\u00e2n v\u00f9ng tr\u00ean thi\u1ebft b\u1ecb, bao g\u1ed3m k\u00edch th\u01b0\u1edbc v\u00e0 lo\u1ea1i c\u1ee7a ch\u00fang.<\/li>\n<li><strong>Ch\u1eef k\u00fd<\/strong> (2 byte): Ki\u1ec3m tra x\u00e1c th\u1ef1c, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u00e0nh 0xAA55.<\/li>\n<\/ol>\n<p>MBR cho ph\u00e9p BIOS ho\u1eb7c UEFI \u0111\u1ecbnh v\u1ecb h\u1ec7 \u0111i\u1ec1u h\u00e0nh, kh\u1edfi t\u1ea1o tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng v\u00e0 thi\u1ebft l\u1eadp m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh ch\u1ea1y.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR): C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)<\/h2>\n<p>\u0110\u00e2y l\u00e0 b\u1ea3n ph\u00e2n t\u00edch c\u1ea5u tr\u00fac c\u1ee7a MBR:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ph\u1ea7n<\/th>\n<th>K\u00edch th\u01b0\u1edbc (byte)<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M\u00e3 kh\u1edfi \u0111\u1ed9ng<\/td>\n<td>446<\/td>\n<td>Ch\u1ee9a h\u01b0\u1edbng d\u1eabn kh\u1edfi \u0111\u1ed9ng h\u1ec7 th\u1ed1ng<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3ng ph\u00e2n v\u00f9ng<\/td>\n<td>64<\/td>\n<td>Gi\u1eef c\u00e1c chi ti\u1ebft c\u1ee7a ph\u00e2n v\u00f9ng \u0111\u0129a<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1eef k\u00fd<\/td>\n<td>2<\/td>\n<td>Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ki\u1ec3m tra x\u00e1c th\u1ef1c cho MBR<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Khi h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c b\u1eadt ngu\u1ed3n, BIOS ho\u1eb7c UEFI s\u1ebd \u0111\u1ecdc MBR, th\u1ef1c thi m\u00e3 kh\u1edfi \u0111\u1ed9ng v\u00e0 tham kh\u1ea3o b\u1ea3ng ph\u00e2n v\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ph\u00e2n v\u00f9ng \u0111ang ho\u1ea1t \u0111\u1ed9ng c\u00f3 ch\u1ee9a h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)<\/h2>\n<ul>\n<li><strong>Qu\u1ea3n l\u00fd kh\u1edfi \u0111\u1ed9ng<\/strong>: N\u00f3 ch\u1ee9a c\u00e1c h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 t\u1ea3i h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd ph\u00e2n v\u00f9ng<\/strong>: X\u00e1c \u0111\u1ecbnh t\u1ed1i \u0111a b\u1ed1n ph\u00e2n v\u00f9ng ch\u00ednh ho\u1eb7c ba ph\u00e2n v\u00f9ng ch\u00ednh v\u00e0 m\u1ed9t ph\u00e2n v\u00f9ng m\u1edf r\u1ed9ng.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/strong>: N\u00f3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi h\u1ea7u h\u1ebft c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh hi\u1ec7n \u0111\u1ea1i v\u00e0 c\u0169.<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc<\/strong>: Ch\u1ec9 h\u1ed7 tr\u1ee3 k\u00edch th\u01b0\u1edbc \u0111\u0129a t\u1ed1i \u0111a 2 TB.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR): S\u1eed d\u1ee5ng b\u1ea3ng v\u00e0 danh s\u00e1ch \u0111\u1ec3 ghi<\/h2>\n<p>B\u1ea3n th\u00e2n kh\u00f4ng c\u00f3 nhi\u1ec1u lo\u1ea1i MBR m\u00e0 l\u00e0 c\u00e1c c\u00e1ch tri\u1ec3n khai kh\u00e1c nhau c\u1ee7a c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t BIOS kh\u00e1c nhau.<\/p>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR), c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<p>MBR \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 qu\u1ea3n l\u00fd ph\u00e2n v\u00f9ng \u0111\u0129a. Tuy nhi\u00ean, n\u00f3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c:<\/p>\n<ul>\n<li><strong>Ph\u00e2n v\u00f9ng h\u1ea1n ch\u1ebf<\/strong>: MBR ch\u1ec9 h\u1ed7 tr\u1ee3 b\u1ed1n ph\u00e2n v\u00f9ng ch\u00ednh, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf.<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc<\/strong>: MBR kh\u00f4ng th\u1ec3 x\u1eed l\u00fd c\u00e1c \u0111\u0129a l\u1edbn h\u01a1n 2 TB.<\/li>\n<li><strong>T\u00ednh d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng<\/strong>: N\u00f3 d\u1ec5 b\u1ecb h\u1ecfng v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/li>\n<\/ul>\n<p>C\u00e1c gi\u1ea3i ph\u00e1p:<\/p>\n<ul>\n<li><strong>S\u1eed d\u1ee5ng GPT<\/strong>: B\u1ea3ng ph\u00e2n v\u00f9ng GUID (GPT) l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n m\u1edbi h\u01a1n kh\u1eafc ph\u1ee5c nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a MBR.<\/li>\n<li><strong>Sao l\u01b0u th\u01b0\u1eddng xuy\u00ean<\/strong>: Vi\u1ec7c sao l\u01b0u MBR c\u00f3 th\u1ec3 gi\u00fap kh\u00f4i ph\u1ee5c n\u1ebfu n\u00f3 b\u1ecb h\u1ecfng.<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1 \u1edf d\u1ea1ng b\u1ea3ng v\u00e0 danh s\u00e1ch<\/h2>\n<p>\u0110\u00e2y l\u00e0 so s\u00e1nh gi\u1eefa MBR v\u00e0 GPT:<\/p>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>MBR<\/th>\n<th>GPT<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc \u0111\u0129a t\u1ed1i \u0111a<\/td>\n<td>2 TB<\/td>\n<td>9,4 ZB<\/td>\n<\/tr>\n<tr>\n<td>H\u1ed7 tr\u1ee3 ph\u00e2n v\u00f9ng<\/td>\n<td>4 Ti\u1ec3u h\u1ecdc<\/td>\n<td>128+ Ti\u1ec3u h\u1ecdc<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 tin c\u1eady<\/td>\n<td>\u00cdt h\u01a1n<\/td>\n<td>Th\u00eam (c\u00f3 d\u1ef1 ph\u00f2ng)<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/td>\n<td>R\u1ed9ng<\/td>\n<td>H\u1ec7 th\u1ed1ng hi\u1ec7n \u0111\u1ea1i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)<\/h2>\n<p>V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i, MBR \u0111ang d\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf b\u1edfi GPT. Tuy nhi\u00ean, MBR v\u1eabn c\u00f3 li\u00ean quan trong c\u00e1c h\u1ec7 th\u1ed1ng c\u0169 v\u00e0 c\u00e1c n\u1ec1n t\u1ea3ng nh\u00fang nh\u1ea5t \u0111\u1ecbnh. T\u01b0\u01a1ng lai c\u00f3 th\u1ec3 ch\u1ee9ng ki\u1ebfn s\u1ef1 thay \u0111\u1ed5i ho\u00e0n to\u00e0n sang c\u00e1c c\u01a1 ch\u1ebf kh\u1edfi \u0111\u1ed9ng ti\u00ean ti\u1ebfn h\u01a1n, nh\u01b0ng MBR c\u00f3 th\u1ec3 s\u1ebd v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c c\u1ee5 th\u1ec3 trong m\u1ed9t th\u1eddi gian.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh (MBR)<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy ch\u1ee7 y\u1ebfu x\u1eed l\u00fd c\u00e1c ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng v\u00e0 kh\u00f4ng c\u00f3 m\u1ed1i quan h\u1ec7 tr\u1ef1c ti\u1ebfp v\u1edbi MBR. Tuy nhi\u00ean, vi\u1ec7c hi\u1ec3u c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n v\u1ec1 kh\u1edfi \u0111\u1ed9ng v\u00e0 ph\u00e2n v\u00f9ng h\u1ec7 th\u1ed1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 MBR, r\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng to\u00e0n di\u1ec7n v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ph\u1ea7n c\u1ee9ng c\u01a1 b\u1ea3n c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh ch\u00ednh x\u00e1c.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/windows-server\/storage\/disk-management\/mbr\" target=\"_new\" rel=\"noopener nofollow\">T\u1ed5ng quan v\u1ec1 MBR c\u1ee7a Microsoft<\/a><\/li>\n<li><a href=\"https:\/\/www.ibm.com\/docs\/en\" target=\"_new\" rel=\"noopener nofollow\">T\u00e0i li\u1ec7u g\u1ed1c c\u1ee7a IBM<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Master_boot_record\" target=\"_new\" rel=\"noopener nofollow\">M\u1ee5c nh\u1eadp Wikipedia tr\u00ean B\u1ea3n ghi kh\u1edfi \u0111\u1ed9ng ch\u00ednh<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">Trang web c\u1ee7a OneProxy<\/a> \u0111\u1ec3 bi\u1ebft th\u00eam v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p qu\u1ea3n l\u00fd m\u1ea1ng v\u00e0 proxy.<\/li>\n<\/ul>","protected":false},"featured_media":468871,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477969","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Master Boot Record (MBR)<\/mark>","faq_items":[{"question":"What is the Master Boot Record (MBR)?","answer":"<p>The Master Boot Record (MBR) is a specific region on a storage device containing information necessary to boot the operating system. It includes boot code, a partition table, and a signature, collectively allowing the BIOS or UEFI to locate and load the operating system.<\/p>"},{"question":"When was the Master Boot Record (MBR) first introduced?","answer":"<p>The Master Boot Record (MBR) was first introduced in 1983 with the release of IBM's Personal Computer DOS 2.0. It became a standard format subsequently adopted by various operating systems and platforms.<\/p>"},{"question":"What are the main components of the Master Boot Record (MBR)?","answer":"<p>The MBR consists of three main parts: Boot Code (446 bytes) containing machine code for booting, Partition Table (64 bytes) with details of the device's partitions, and Signature (2 bytes) acting as a validation check.<\/p>"},{"question":"What are the limitations of the Master Boot Record (MBR)?","answer":"<p>The MBR has some limitations, including support for only four primary partitions, a maximum disk size of 2 TB, and vulnerability to corruption and malicious software.<\/p>"},{"question":"How does the Master Boot Record (MBR) differ from the GUID Partition Table (GPT)?","answer":"<p>MBR supports up to 2 TB disk size and 4 primary partitions, whereas GPT can handle disk sizes up to 9.4 ZB and supports 128+ primary partitions. GPT also offers more reliability with redundancy features.<\/p>"},{"question":"What are some modern solutions to overcome the limitations of MBR?","answer":"<p>One of the main solutions to overcome MBR's limitations is using the GUID Partition Table (GPT), a newer standard that supports larger disk sizes and more partitions. Regular backups of MBR can also aid in recovery if it becomes corrupted.<\/p>"},{"question":"Is there a direct relationship between proxy servers like OneProxy and the Master Boot Record (MBR)?","answer":"<p>No, proxy servers like OneProxy mainly deal with network operations and don't have a direct relationship with MBR. However, understanding MBR fundamentals can be valuable for comprehensive systems management.<\/p>"},{"question":"What are the future prospects related to Master Boot Record (MBR)?","answer":"<p>While MBR is gradually being replaced by more advanced boot mechanisms like GPT, it still holds relevance in legacy systems and certain embedded platforms. The future may see a complete shift to newer technologies, but MBR is likely to remain in specific niches for some time.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477969","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477969\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/468871"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=477969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}