ComputersOperating Systems

Dab tsi yog cov kev khiav haujlwm rau?

Lub lag luam ntawm kev ua lag luam yog ua tsis muaj kev tswj hwm. Cov no yog kev khiav hauj lwm systems. Dab tsi yog lub computer? Qhov no yog ib txoj hauv kev, uas muaj ntau hom kev sib txawv tshwj xeeb, hu ua accessories. Piv txwv, lub hwj huam hloov khoom siv hloov AC voltage ntawm 220 volts rau hauv cov khoom ruaj ntseg ruaj khov rau qhov haujlwm; Daim video card txheej txheem dluab thiab qhia txog lawv ntawm qhov screen; Lub hauv paus processor tau nrog cov lus teb, thiab lwm yam. Lwm yam lus, lub computer system yog ib txheej ntawm cov khoom xyaw uas sib xyaw ua ke rau hauv ib qho khoom siv. Los tuav haujlwm ua txhua lub sijhawm, koj yuav tsum khiav cov haujlwm. Ib qho tseem ceeb: ib qho ntawm lawv tuaj yeem raug ntsia rau hauv lub computer (ntawm kev xav txog me ntsis qhov tob thiab lwm yam yuav tsum tau).

Los ua kom yooj yim rau kev nkag siab ntawm lub sij hawm "operating systems", koj siv tau qhov sib piv nrog ib tug neeg: lub xov tooj ntawm lub computer yog lub cev; Kev tswj cov kev pabcuam yog cov kev tswjhwm ntawm lub paj hlwb thiab lub hlwb nrog cov txheej txheem ntawm kev sib tw; Thiab cov kev pabcuam hauv daim ntawv thov raug pom los ntawm kev xav, lub tswv yim, lub tswv yim. Ib tug hais lus hierarchy yog tsim: thought - reflexes - lub cev (kev txiav txim). Tau kawg, qhov kev piav qhia no tsuas yog cov kev tshwj tseg, tab sis nws tso cai rau koj "rau ntawm koj cov ntiv tes" los piav txog cov kev khiav hauj lwm ua haujlwm. Qhov tseeb, lawv sawv cev rau ib hom tsis sib thooj ntawm qhov kev zov me nyuam, cov khoom thiab cov neeg siv.

Tsis muaj daim ntawv thov khiav tawm sab nraum lub operating system. Txawm nyob rau hauv lub hnub thaum ntxov ntawm xam, thaum nyob rau hauv lub qhov rais, Linux, Mac OS ua hauj lwm tau ua tau ua tsaug rau lub DOS. Los ntawm txoj kev, cov ntawv no txhais tau rau lub lag luam ua haujlwm disk.

Los ntawm txoj kev ua hauj lwm tag nrho cov kev daws teeb meem tau muab faib ua peb pawg: ntawm lub sij hawm, nrog kev sib cais, ua hauj lwm ua ib pawg. Nyob hauv thawj, tus neeg siv (lossis lwm qhov teeb meem) yuav cuam tshuam nrog kev txheeb xyuas. Raws li, qhov raug hloov. Sij hawm sib koom muaj ntau yam dej num, tab sis nrog rau kev yoo mov ntawm tus processor ntawm lawv, uas tsim lub teeb meem ntawm kev ua tiav. Kev Tshaj Tawm yog tseem ua tau. Tab sis batch ua hauv kev tsim cov npe ntawm cov dej num thiab xa lawv mus ua tiav. Kho cov ntaub ntawv tsuas yog nyob rau ntawm cov pob ntawv.

Txhua qhov kev khiav hauj lwm muaj peb hom kev sib raug zoo: tus neeg siv thiab cov kev siv, cov kev zov me nyuam thiab kev kho vajtse, cov ntaub ntawv ntws tawm ntawm lawv tus kheej. Rau kev yoojyim ntawm tus neeg siv, kev tsim graphical interface yog tsim los - cov ntsiab lus ntawm cov khoom siv rau cov khoom siv kom nkag siab, ua haujlwm nrog ib tus neeg ua cov lus txib rau lub system (hauv "automatic" transparent "hom). Cov qauv tshiab niaj hnub no yog graphical. Cov no muaj xws li Windows tsev neeg, Linux thiab Apple operating system. Ua hauj lwm los ntawm lub hais kom ua kab yog tam sim no feem ntau muag raws li ib tug ntxiv. Qhov kos yog cov cuab yeej tshwj xeeb heev.

Vim tias feem ntau cov neeg siv tsis nyob rau hauv txhua qhov xav paub tseeb txog kev khiav haujlwm hauv lub computer ua haujlwm, qhov kev xaiv ua, ua ntej txhua yam, rau kev yoojyim ntawm kev sib raug zoo nrog lub interface. Nws txawv tsis yog rau hauv qhov tsos, tab sis kuj ua lus. Yog li, lub Lavxias teb sab operating system yog ntau nrov nyob rau hauv lub teb chaws ntawm pawg qub.

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