Video: Dab tsi yog qhov node hauv lub network?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A node yog ib yam khoom siv lub cev hauv ib network ntawm lwm yam cuab yeej uas muaj peev xwm xa, tau txais, lossis xa cov ntaub ntawv. Lub computer tus kheej yog qhov ntau tshaj plaws node . Piv txwv li, a network txuas peb lub khoos phis tawj thiab ib lub tshuab luam ntawv, nrog rau ob lub wireless ntxiv, muaj rau tag nrho nodes.
Xav txog qhov no, txhais li cas los ntawm nodes hauv network?
Hauv kev sib txuas lus tes hauj lwm , a node (Latin nodus, 'knot') yog ib qho kev faib tawm los yog qhov kawg ntawm kev sib txuas lus. Ib lub cev network node yog ib qho khoom siv hluav taws xob uas txuas nrog a network , thiab muaj peev xwm tsim, tau txais, lossis xa cov ntaub ntawv hla kev sib txuas lus.
Ib tug kuj yuav nug, dab tsi node nrog piv txwv? Hauv kev sib txuas lus cov ntaub ntawv, a node yog txhua yam khoom siv, lub cev, hluav taws xob txuas nrog lub network. Piv txwv ntawm nodes suav nrog txuas txuas, keyboards, hubs, thiab modems rau lwm lub khoos phis tawj, tshuab luam ntawv, thiab servers. Ib qho ntawm feem ntau hom ntawm a node yog ib lub computer host; feem ntau hu ua Internet node.
Tsuas yog li ntawd, puas yog ib lub router ntawm node?
Hauv koj cov lus nug, router thiab hloov yog nodes , thaum lub koob yees duab thiab lub tshuab luam ntawv tuaj yeem suav tias yog tus tswv. Hosts yog computers whereas nodes yog txhua yam khoom siv uas muaj chaw nyob hauv network tau muab. Yog li ntawd, a router tsis yog tus tswv tab sis yog ib node.
Node thiab host hauv network yog dab tsi?
Nyob zoo, A node yog ib yam khoom siv chaw nyob txuas nrog a network hos cov tus tswv tsev yog ib qho kev piav qhia tshwj xeeb uas hais txog lub khoos phis tawj uas siv lub hom phiaj dav dav es tsis yog ib lub hom phiaj ntaus ntawv (xws li lub tshuab luam ntawv). A network host yog a network node uas assign a network txheej tus tswv tsev chaw nyob. Computer yog a tus tswv tsev.
Pom zoo:
Yuav ua li cas yog ib tug txheej txheem nyob rau hauv lub operating system dab tsi yog ib tug xov nyob rau hauv lub operating system?
Ib tug txheej txheem, nyob rau hauv cov nqe lus yooj yim tshaj, yog ib tug executingprogram. Ib tug los yog ntau tshaj threads khiav nyob rau hauv cov ntsiab lus ntawm cov txheej txheem. Ib tug xov yog ib qho tseem ceeb chav tsev uas theoperating system faib lub sij hawm processor. Lub threadpool feem ntau yog siv los txo tus naj npawb ntawm cov ntaub ntawv thov thiab muab kev tswj hwm ntawm cov neeg ua haujlwm threads
Dab tsi yog qhov piv txwv ntawm qhov zoo nrog rau qhov zoo network sab nraud cuam tshuam?
Cov piv txwv classic yog xov tooj, qhov twg ntau tus neeg siv nce tus nqi rau txhua tus. Qhov zoo sab nraud yog tsim thaum lub xov tooj tau yuav yam tsis muaj nws tus tswv xav tsim kom muaj txiaj ntsig rau lwm tus neeg siv, tab sis ua li ntawd txawm tias
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Dab tsi yog qhov qub txeeg qub teg Dab tsi yog qhov sib txawv ntawm qhov qub txeeg qub teg piav nrog piv txwv?
Inheritance yog ib txoj hauv kev kom tau txais cov yam ntxwv thiab kev coj cwj pwm ntawm ib chav kawm los ntawm lwm chav kawm. Cov chav kawm uas cov tswv cuab tau txais qub txeeg qub teg yog hu ua chav kawm hauv paus, thiab chav kawm uas tau txais cov tswv cuab tam sim no hu ua chav derived. Inheritance siv IS-A kev sib raug zoo