Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n
Internet l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng tin to\u00e0n c\u1ea7u \u0111em l\u1ea1i nhi\u1ec1u t\u00e1c d\u1ee5ng v\u00e0 l\u1ee3i \u00edch cho ng\u01b0\u1eddi d\u00f9ng nh\u1ea5t l\u00e0 trong th\u1eddi bu\u1ed5i c\u00f4ng ngh\u1ec7 4.0 nh\u01b0 hi\u1ec7n nay. M\u1eb7c d\u00f9 s\u1edf h\u1eefu nhi\u1ec1u \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng n\u1eafm ch\u1eafc kh\u00e1i ni\u1ec7m internet l\u00e0 g\u00ec? Vai tr\u00f2 c\u1ee7a internet. \u0110\u1ec3 c\u00f3 th\u00eam nhi\u1ec1u th\u00f4ng tin h\u1eefu \u00edch, qu\u00fd b\u1ea1n \u0111\u1ecdc h\u00e3y theo d\u00f5i b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y c\u1ee7a Vietlearn.org nh\u00e9!<\/p>\n\n\n\n
Kh\u00e1i ni\u1ec7m m\u1ea1ng internet l\u00e0 g\u00ec?<\/p>\n\n\n\n
Internet l\u00e0 g\u00ec? Internet l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng tin to\u00e0n c\u1ea7u, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy nh\u1eadp c\u00f4ng c\u1ed9ng g\u1ed3m nhi\u1ec1u m\u1ea1ng m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau. H\u1ec7 th\u1ed1ng n\u00e0y s\u1ebd truy\u1ec1n th\u00f4ng tin theo ki\u1ec3u n\u1ed1i chuy\u1ec3n g\u00f3i d\u1eef li\u1ec7u (packet switching) d\u1ef1a tr\u00ean m\u1ed9t giao th\u1ee9c li\u00ean m\u1ea1ng \u0111\u00e3 \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a (giao th\u1ee9c IP). H\u1ec7 th\u1ed1ng n\u00e0y bao g\u1ed3m h\u00e0ng ng\u00e0n m\u1ea1ng m\u00e1y t\u00ednh nh\u1ecf c\u1ee7a c\u00e1c doanh nghi\u1ec7p, c\u00e1c vi\u1ec7n nghi\u00ean c\u1ee9u v\u00e0 c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc hay c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n.<\/p>\n\n\n\n
B\u00ean c\u1ea1nh \u0111\u00f3, kh\u00e1i ni\u1ec7m v\u1ec1 m\u1ea1ng internet c\u00f2n \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 h\u1ec7 th\u1ed1ng to\u00e0n c\u1ea7u c\u1ee7a c\u00e1c m\u1ea1ng m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau, th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng b\u1ed9 giao th\u1ee9c Internet (TCP\/IP) \u0111\u1ec3 li\u00ean k\u1ebft c\u00e1c thi\u1ebft b\u1ecb tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n\n\n\n
Internet \u0111\u01b0\u1ee3c v\u00ed l\u00e0 \u201cm\u1ea1ng l\u01b0\u1edbi kh\u1ed5ng l\u1ed3\u201d, l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa h\u00e0ng tri\u1ec7u m\u1ea1ng m\u00e1y t\u00ednh nh\u1ecf h\u01a1n tr\u00ean to\u00e0n c\u1ea7u. C\u00e1c m\u1ea1ng l\u01b0\u1edbi n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau th\u00f4ng qua c\u00e1c lo\u1ea1i c\u00e1p tr\u00ean m\u1eb7t \u0111\u1ea5t, c\u00e1p ng\u1ea7m, li\u00ean k\u1ebft v\u1ec7 tinh,\u2026<\/p>\n\n\n\n
Ngu\u1ed3n g\u1ed1c c\u1ee7a m\u1ea1ng internet<\/p>\n\n\n\n
Internet do Advanced Research Project Agency (ARPA) c\u1ee7a ch\u00ednh ph\u1ee7 Hoa K\u1ef3 ph\u00e1t minh n\u0103m 1969 v\u1edbi t\u00ean g\u1ecdi ban \u0111\u1ea7u l\u00e0 ARPANet. M\u1ee5c \u0111\u00edch ban \u0111\u1ea7u l\u00e0 t\u1ea1o ra m\u1ed9t m\u1ea1ng cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng m\u00e1y t\u00ednh \u1edf c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc c\u00f3 th\u1ec3 li\u00ean k\u1ebft v\u00e0 giao ti\u1ebfp v\u1edbi nhau. Ngo\u00e0i ra n\u00f3 c\u00f2n gi\u00fap \u0111\u1ea3m b\u1ea3o c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u1eabn \u0111\u01b0\u1ee3c di\u1ec5n ra d\u00f9 b\u1ecb t\u1ea5n c\u00f4ng b\u1edfi c\u00e1c ho\u1ea1t \u0111\u1ed9ng qu\u00e2n s\u1ef1 ho\u1eb7c c\u00e1c th\u1ea3m h\u1ecda.<\/p>\n\n\n\n
V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd nh\u01b0 hi\u1ec7n nay, m\u1ea1ng internet \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t c\u01a1 s\u1edf c\u00f4ng c\u1ed9ng ph\u00e9p h\u00e0ng tr\u0103m tri\u1ec7u ng\u01b0\u1eddi tr\u00ean th\u1ebf gi\u1edbi c\u00f9ng m\u1ed9t l\u00fac truy c\u1eadp. Khi s\u1eed d\u1ee5ng web b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o r\u1ea5t r\u1ea5t nhi\u1ec1u th\u00f4ng tin kh\u00e1c nhau. T\u00f9y thu\u1ed9c v\u00e0o tr\u00ecnh duy\u1ec7t b\u1ea1n s\u1eed d\u1ee5ng, giao di\u1ec7n xu\u1ea5t hi\u1ec7n website c\u0169ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t. \u1ede c\u00e1c phi\u00ean b\u1ea3n tr\u00ecnh duy\u1ec7t m\u1edbi, s\u1ebd c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb th\u00eam nhi\u1ec1u \u201cth\u00e0nh ph\u1ea7n ph\u1ee5\u201d nh\u01b0 h\u00ecnh \u1ea3nh \u0111\u1ed9ng, \u00e2m thanh,\u2026<\/p>\n\n\n\n
Vai tr\u00f2 c\u1ee7a m\u1ea1ng m\u00e1y t\u00ednh<\/p>\n\n\n\n
M\u1ea1ng m\u00e1y t\u00ednh internet gi\u1eef m\u1ed9t vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng, \u0111em l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho ng\u01b0\u1eddi d\u00f9ng, c\u1ee5 th\u1ec3:<\/p>\n\n\n\n
T\u1ea1o n\u00ean s\u1ef1 k\u1ebft n\u1ed1i<\/p>\n\n\n\n
Internet cho ph\u00e9p b\u1ea1n d\u1ec5 d\u00e0ng k\u1ebft n\u1ed1i v\u1edbi b\u1ea1n b\u00e8, ng\u01b0\u1eddi th\u00e2n th\u00f4ng qua c\u00e1c m\u1ea1ng x\u00e3 h\u1ed9i nh\u01b0 facebook, zalo,\u2026Nh\u1edd \u0111\u00f3, b\u1ea1n d\u1ec5 d\u00e0ng giao ti\u1ebfp v\u1edbi m\u1ecdi ng\u01b0\u1eddi \u1edf b\u1ea5t k\u1ef3 n\u01a1i \u0111\u00e2u, x\u00e2y d\u1ef1ng n\u00ean nh\u1eefng m\u1ed1i quan h\u1ec7 t\u1ed1t \u0111\u1eb9p.<\/p>\n\n\n\n
Kho ki\u1ebfn th\u1ee9c kh\u1ed5ng l\u1ed3<\/p>\n\n\n\n
C\u00f3 l\u1ebd \u0111\u00e2y l\u00e0 l\u1ee3i \u00edch l\u1edbn nh\u1ea5t m\u00e0 internet \u0111em l\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng. B\u1ea1n d\u1ec5 d\u00e0ng t\u00ecm ki\u1ebfm m\u1ecdi ki\u1ebfn th\u1ee9c, th\u00f4ng tin nhanh ch\u00f3ng ch\u1ec9 sau v\u00e0i gi\u00e2y d\u00f9 l\u00e0 c\u00e1c th\u00f4ng tin c\u0169 c\u00e1ch \u0111\u00e2y h\u00e0ng ch\u1ee5c n\u0103m. \u0110\u1ec3 search th\u00f4ng tin b\u1ea1n ch\u1ec9 c\u1ea7n g\u00f5 c\u1ee5m t\u1eeb t\u00ecm ki\u1ebfm tr\u00ean google s\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u website ch\u1ee9a \u0111\u1ef1ng th\u00f4ng tin li\u00ean quan xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n
M\u00f4i tr\u01b0\u1eddng kinh doanh l\u00fd t\u01b0\u1edfng<\/p>\n\n\n\n
M\u1ea1ng internet c\u0169ng l\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00fd t\u01b0\u1edfng \u0111\u1ec3 b\u1ea1n kinh doanh. C\u00f3 r\u1ea5t nhi\u1ec1u h\u00ecnh th\u1ee9c \u0111\u1ec3 b\u1ea1n b\u00e1n h\u00e0ng online nh\u01b0 b\u00e1n h\u00e0ng tr\u00ean facebook, ti\u1ebfp th\u1ecb tr\u00ean c\u00e1c website trung gian,\u2026Kh\u00f4ng nh\u1eefng th\u1ebf \u0111\u00e2y c\u0169ng l\u00e0 k\u00eanh gi\u00fap c\u00e1c doanh nghi\u1ec7p c\u00f4ng ty PR th\u01b0\u01a1ng hi\u1ec7u hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u00ecm ki\u1ebfm \u0111\u01b0\u1ee3c nhi\u1ec1u kh\u00e1ch h\u00e0ng ti\u1ec1m n\u0103ng. Nh\u1edd c\u00f3 m\u1ea1ng internet m\u00e0 m\u1ecdi ng\u01b0\u1eddi kh\u1eafp n\u01a1i tr\u00ean th\u1ebf gi\u1edbi bi\u1ebft \u0111\u1ebfn c\u00f4ng ty c\u1ee7a b\u1ea1n, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 m\u1edf r\u1ed9ng ho\u1ea1t \u0111\u1ed9ng kinh doanh.<\/p>\n\n\n\n
Trong l\u0129nh v\u1ef1c gi\u00e1o d\u1ee5c<\/p>\n\n\n\n
Internet cho ph\u00e9p b\u1ea1n h\u1ecdc tr\u1ef1c tuy\u1ebfn, t\u00ecm hi\u1ec3u c\u00e1c ki\u1ebfn th\u1ee9c li\u00ean quan \u0111\u1ebfn b\u00e0i h\u1ecdc \u0111\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian hay b\u1ea1n c\u00f3 th\u1ec3 trao \u0111\u1ed5i tr\u1ef1c ti\u1ebfp v\u1edbi gi\u00e1o vi\u00ean<\/a> khi h\u1ecdc tr\u1ef1c tuy\u1ebfn. Vi\u1ec7c gi\u1ea3ng d\u1ea1y tr\u1ef1c tuy\u1ebfn \u0111ang \u0111\u01b0\u1ee3c nhi\u1ec1u \u0111\u01a1n v\u1ecb, c\u00e1 nh\u00e2n l\u1ef1a ch\u1ecdn n\u1ebfu nh\u01b0 t\u1ed5 ch\u1ee9c gi\u00e1o d\u1ee5c n\u00e0o kh\u00e9o l\u00e9o \u1ee9ng d\u1ee5ng internet v\u00e0o c\u00f4ng vi\u1ec7c gi\u1ea3ng d\u1ea1y ch\u1eafc ch\u1eafn s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec1u k\u1ebft qu\u1ea3 n\u1ed5i b\u1eadt.<\/p>\n\n\n\n Li\u00ean l\u1ea1c nhanh ch\u00f3ng<\/p>\n\n\n\n V\u1edbi internet b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng email \u0111\u1ec3 li\u00ean l\u1ea1c, trao \u0111\u1ed5i c\u00f4ng vi\u1ec7c nhanh ch\u00f3ng thay v\u00ec s\u1eed d\u1ee5ng c\u00e1ch g\u1eedi th\u01b0 truy\u1ec1n th\u1ed1ng. Email c\u0169ng cho ph\u00e9p b\u1ea1n g\u1eedi t\u00e0i li\u1ec7u, v\u0103n b\u1ea3n v\u1edbi kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n. S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a internet c\u00f2n g\u00f3p ph\u1ea7n kh\u00f4ng nh\u1ecf \u0111\u1ed1i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kinh t\u1ebf, c\u00e1c d\u1ecbch v\u1ee5 th\u01b0\u01a1ng m\u1ea1i gi\u1eefa c\u00e1c qu\u1ed1c gia c\u0169ng tr\u1edf n\u00ean \u0111a d\u1ea1ng v\u00e0 ph\u1ed5 bi\u1ebfn h\u01a1n.<\/p>\n\n\n\n Internet l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i ng\u00e0y nay, nh\u01b0ng v\u1eabn c\u00f3 kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi c\u00f2n nh\u1ea7m l\u1eabn gi\u1eefa Internet v\u00e0 Network. B\u1edfi v\u1eady th\u00f4ng tin d\u01b0\u1edbi \u0111\u00e2y ch\u00fang t\u00f4i s\u1ebd ch\u1ec9 ra s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a ch\u00fang.<\/p>\n\n\n\n Network l\u00e0 m\u00f4 h\u00ecnh m\u1ea1ng m\u00e1y t\u00ednh g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n nh\u01b0 m\u00e1y t\u00ednh, router,\u2026Network s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00e1c \u0111\u1ed9ng l\u00ean \u0111\u01b0\u1eddng truy\u1ec1n th\u00f4ng tin c\u1ee7a m\u00e1y t\u00ednh trong m\u1ed9t ph\u1ea1m vi nh\u1ea5t \u0111\u1ecbnh; ch\u00fang \u0111\u01b0\u1ee3c chia l\u00e0m m\u1ea1ng LAN v\u00e0 WAN.<\/p>\n\n\n\n Internet v\u00e0 Network c\u00f3 s\u1ef1 kh\u00e1c nhau c\u01a1 b\u1ea3n sau:<\/p>\n\n\n\n Internet c\u1ea7n c\u00f3 \u0111\u1ecbnh tuy\u1ebfn trong khi Network kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3<\/p>\n\n\n\n Internet c\u1ea7n 2 t\u00ednh tr\u1edf n\u00ean \u0111\u1ec3 trao \u0111\u1ed5i v\u00e0 li\u00ean l\u1ea1c<\/p>\n\n\n\n Internet s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 IP c\u00f4ng c\u1ed9ng, trong khi Network s\u1eed d\u1ee5ng IP c\u00e1 nh\u00e2n<\/p>\n\n\n\n Internet c\u1ea7n c\u00f3 m\u00e1y ch\u1ee7 c\u00f2n Network kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3. M\u00e1y t\u00ednh c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong tr\u01b0\u1eddng h\u1ee3p l\u00e0 m\u00e1y \u1ea3o 100%.<\/p>\n\n\n\n Internet kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng v\u1ec1 \u0111\u1ecba l\u00fd, b\u1ea1n c\u00f3 th\u1ec3 li\u00ean l\u1ea1c v\u1edbi b\u1ea1n b\u00e8 \u1edf nhi\u1ec1u qu\u1ed1c gia, ch\u00e2u l\u1ee5c kh\u00e1c nhau. Trong khi \u0111\u00f3 m\u1ea1ng LAN hay WAN ch\u1ec9 t\u1ed3n t\u1ea1i \u1edf m\u1ed9t khu v\u1ef1c trong ph\u1ea1m vi nh\u1ea5t \u0111\u1ecbnh<\/p>\n\n\n\n Hy v\u1ecdng, v\u1edbi b\u00e0i vi\u1ebft tr\u00ean \u0111\u00e2y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n kh\u00e1i ni\u1ec7m internet l\u00e0 g\u00ec. M\u1ecdi \u0111\u00f3ng g\u00f3p, th\u1eafc m\u1eafc qu\u00fd kh\u00e1ch h\u00e0ng h\u00e3y comment ph\u00eda d\u01b0\u1edbi b\u00e0i vi\u1ebft ho\u1eb7c li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n<\/a>.<\/p>\n\n\n\n <\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":" Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Internet l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng tin to\u00e0n c\u1ea7u \u0111em l\u1ea1i nhi\u1ec1u t\u00e1c d\u1ee5ng v\u00e0 l\u1ee3i \u00edch cho ng\u01b0\u1eddi d\u00f9ng nh\u1ea5t l\u00e0 trong th\u1eddi bu\u1ed5i c\u00f4ng ngh\u1ec7 4.0 nh\u01b0 hi\u1ec7n nay. M\u1eb7c d\u00f9 s\u1edf h\u1eefu nhi\u1ec1u \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng n\u1eafm ch\u1eafc kh\u00e1i ni\u1ec7m […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[13],"tags":[],"class_list":["post-3368","post","type-post","status-publish","format-standard","hentry","category-tin-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=3368"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3368\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=3368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=3368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=3368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}