Video: Dab tsi yog qhov kev sib raug zoo ntawm VPN thiab extranet?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Ib extranet yog tus kheej intranet raws li Internet thiab World Wide Web technology thiab cov qauv uas nkag mus tau rau cov neeg sab nraud tso cai. A VPN yog ib txoj hauv kev ruaj ntseg network, whereas ib extranet piav qhia txog hom kev sib txuas lus ntawm nws cov neeg siv, qhov no, ib lub tuam txhab thiab cov neeg muag khoom tau tso cai los yog cov koom tes.
Ntawm no, vim li cas VPNs siv los tiv thaiv extranets?
Intranet VPNs muab ruaj ntseg sab hauv (tus neeg ua haujlwm) nkag mus rau cov koom tes hauv chaw ua haujlwm; extranet VPNs muab ruaj ntseg neeg sab nraud nkag mus rau cov kev xaiv sib koom. Nrog ib extranet , koj tuaj yeem siv cov peev txheej network uas twb muaj lawm thiab Is Taws Nem los qhia cov ntaub ntawv hauv qhov project, thaum tiv thaiv kev hloov kho eavesdroppingor hauv kev thauj mus los.
VPN account yog dab tsi? A VPN , lossis Virtual Private Network, tso cai rau koj tsim kom muaj kev sib txuas ruaj ntseg rau lwm lub network hauv Is Taws Nem. VPNs tuaj yeem siv los nkag rau hauv cheeb tsam txwv cov vev xaib, tiv thaiv koj cov kev tshawb fawb los ntawm prying ob lub qhov muag ntawm pej xeem Wi-Fi, thiab ntau dua.
Hais txog qhov no, qhov txawv ntawm Internet Intranet Extranet thiab VPN yog dab tsi?
Ib intranet yog lub network uas cov neeg ua haujlwm tuaj yeem tsim cov ntsiab lus, sib txuas lus, sib koom tes, ua tiav, thiab txhim kho lub tuam txhab kab lis kev cai. Ib extranet yog zoo li ib intranet , tab sis kuj tseem muab kev tswj xyuas kev tso cai rau cov neeg siv khoom, cov neeg muag khoom, cov neeg koom tes, lossis lwm tus neeg sab nraud lub tuam txhab.
Dab tsi yog Extranet thiab Intranet?
Ib intranet yog ib lub network ntiag tug, ua haujlwm los ntawm cov tuam txhab loj lossis lwm lub koom haum, uas siv internet thev naus laus zis, tab sis yog insulated los ntawm lub ntiaj teb internet. Ib extranet yog ib intranet uas tuaj yeem siv tau rau qee tus neeg los ntawm sab nraud lub tuam txhab, lossis tejzaum nws sib koom los ntawm ntau lub koom haum.
Pom zoo:
Dab tsi yog qhov sib txawv ntawm kev sib txuas lus taw qhia thiab kev sib txuas tsis raug cai?
Qhov txawv: Kev sib txuas lus taw qhia thiab kev sib txuas tsis muaj kev sib txuas Kev sib txuas lus taw qhia kev sib txuas ua rau muaj kev sib txuas thiab xyuas seb cov lus puas tau txais lossis tsis tau thiab xa rov qab yog tias muaj qhov yuam kev tshwm sim, thaum qhov kev pabcuam tsis sib txuas tsis tau lees tias xa xov
Dab tsi yog qhov txawv ntawm kev sib raug zoo unary kev sib raug zoo binary thiab kev sib raug zoo ternary?
Kev sib raug zoo tsis sib xws yog thaum ob tus neeg koom hauv kev sib raug zoo yog tib lub koom haum. Piv txwv li: Cov ncauj lus yuav yog qhov yuav tsum tau ua ua ntej rau lwm yam kev kawm. Kev sib raug zoo ternary yog thaum peb lub koom haum koom nrog kev sib raug zoo
Dab tsi yog qhov txawv ntawm kev sib raug zoo thiab tsis muaj kev sib raug zoo databases?
Qhov sib txawv loj ntawm lawv yog li cas lawv tuav cov ntaub ntawv. Relational databases are structured.Non-relational databases are document-oriented. Qhov no hu ua cov ntaub ntawv hom cia tso cai ntau 'qeb' ntawm cov ntaub ntawv khaws cia hauv ib qho kev tsim lossis Cov Ntaub Ntawv
Dab tsi yog qee qhov tsis zoo ntawm lub sijhawm stamping txoj hauv kev rau kev tswj hwm kev sib raug zoo?
Qhov tsis zoo ntawm lub sij hawm stamping mus kom ze yog tias txhua tus nqi khaws cia hauv cov ntaub ntawv yuav tsum muaj ob lub sij hawm thwj ntxiv: ib qho rau lub sijhawm kawg ntawm daim teb tau nyeem thiab ib qho rau qhov hloov tshiab kawg. Lub sij hawm stamping yog li ua rau kom nco xav tau thiab cov ntaub ntawv ua haujlwm nyiaj siv ua haujlwm
Dab tsi yog qhov sib txawv tseem ceeb ntawm kev sib txuas lus tsis sib xws thiab kev sib txuas lus taw qhia?
1. Hauv kev sib txuas lus tsis muaj kev sib txuas lus tsis tas yuav tsim kev sib txuas ntawm qhov chaw (sender) thiab qhov chaw (receiver). Tab sis nyob rau hauv kev sib txuas-taw qhia kev sib txuas lus kev sib txuas lus yuav tsum tau tsim ua ntej hloov cov ntaub ntawv