Lub cim xeeb virtual hauv computer koom haum thiab architecture yog dab tsi?
Lub cim xeeb virtual hauv computer koom haum thiab architecture yog dab tsi?

Video: Lub cim xeeb virtual hauv computer koom haum thiab architecture yog dab tsi?

Video: Lub cim xeeb virtual hauv computer koom haum thiab architecture yog dab tsi?
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Virtual nco yog ib tug feature ntawm lub operating system uas enables a lub computer kom muaj peev xwm them rov qab tsis txaus ntawm lub cev nco los ntawm kev xa cov nplooj ntawv ntawm cov ntaub ntawv los ntawm kev nkag mus random nco rau disk cia. Cov txheej txheem no yog ua tiav ib ntus thiab tsim los ua haujlwm ua ke ntawm kev sib xyaw ua ke RAM thiab qhov chaw ntawm lub hard disk.

Ntawm no, lub cim xeeb virtual hauv computer architecture yog dab tsi?

Virtual nco yog a nco tswj kev muaj peev xwm ntawm lub operating system (OS) uas siv kho vajtse thiab software tso cai rau a lub computer kom them nyiaj rau lub cev nco tsis txaus los ntawm ib ntus hloov cov ntaub ntawv los ntawm random nkag nco ( RAM ) rau disk cia.

Kuj Paub, lub koom haum nco virtual yog dab tsi? Virtual Memory yog ib qho kev faib cov txheej txheem khaws cia hauv qhov thib ob nco tuaj yeem hais raws li nws yog ib feem ntawm lub ntsiab nco . Nws maps nco chaw nyob siv los ntawm ib qhov kev pab cuam, hu ua virtual chaw nyob, mus rau qhov chaw nyob hauv lub computer nco.

Khaws qhov no hauv kev xav, dab tsi yog lub cim xeeb virtual thiab nws qhov piv txwv?

Kev xav nco thaj chaw txhawb nqa los ntawm qee qhov kev khiav haujlwm (rau piv txwv , Windows tab sis tsis yog DOS) nrog rau kev kho vajtse. Rau piv txwv , virtual nco tej zaum yuav muaj ob zaug ntau qhov chaw nyob raws li lub ntsiab nco . Ib qho program siv tag nrho cov virtual nco , yog li ntawd, yuav tsis haum rau lub ntsiab nco tag nrho ib zaug.

Lub cim xeeb virtual yog dab tsi thiab nws qhov zoo?

Cov txiaj ntsig tseem ceeb ntawm virtual nco suav nrog pub dawb daim ntawv thov los ntawm kev tswj hwm kev sib koom nco qhov chaw, nce kev ruaj ntseg vim nco kev cais tawm, thiab muaj peev xwm siv tswv yim ntau dua nco tshaj tej zaum yuav muaj lub cev muaj, siv cov txheej txheem ntawm paging.

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