ComputersCov khoom

Yuav ua li cas lub computer thiab hais tias yog nws cov neeg?

Ib qho ntawm thawj cov lus nug uas tshwm sim los ntawm cov novice neeg siv: "Yuav ua li cas yog lub computer" Tom qab tag nrho cov, nyob rau hauv thiaj li yuav confidently ua hauj lwm rau nws, koj yuav tsum to taub nws cov koom haum thiab to taub dab tsi yog muaj nyob rau hauv nws cov muaj pes tsawg leeg. Nws yog cov lus qhia no, thiab yuav muab suav hais tias nyob rau hauv no tsab xov xwm.

General saib

Tus qauv ntawm tej niaj hnub PC muaj xws li cov nram qab no hais:

  • Saib xyuas.
  • System unit.
  • tawm tswv yim thiab tso zis kiag li lawm.

Cov saib yog tsim los tso saib cov ntaub ntawv. Nrog nws yooj yim thiab yooj yim yuav ncaav neeg sis nrog lub computer. System unit txuas tus neeg lub Cheebtsam nyob nraum zoov. Yuav kom nws yog kev cob cog rua ib tug saib thiab tag nrho cov peripherals. Thiab ntawm no yog yuav ua li cas lub computer rau hauv lub system unit, yuav tau piav nyob rau hauv seem tom ntej no. Qhov no muaj xws li ib tug ntau yam ntawm Cheebtsam thiab yuav tsum muab xav nyias. Tam sim no los xyuas seb yuav ua li cas lub computer los ntawm ib txoj hauj lwm ntawm lub tswv yim thiab tso zis ntawm lub koom haum. Qhov no hauv chav kawm ntawv ntawm ntaus ntawv yog nws tag nrho periphery. Qhov no thiab nas, thiab cov keyboard, thiab ib tug scanner, thiab ib lub tshuab luam. Thawj peb yog siv tsuas yog rau cov uas nkag mus rau cov ntaub ntawv. Xeem prints nws rau ntawm daim ntawv. Tam sim no, tag nrho cov tau ua heev nrov multi-muaj nuj nqi kiag li lawm, uas muab tsis tau tsuas yog lub tshuab luam ntawv nrog rau cov scanner, tab sis lub tshuab luam ntawv.

system unit

Lub system unit muab lo rau nram qab no Cheebtsam ntawm ib tug tus kheej lub computer:

  • CPU kiv cua rau txias.
  • Graphics card.
  • Motherboard.
  • RAM.
  • Hard disk.
  • Lub hwj chim mov unit.
  • Nyeem ntawv.
  • CD-ROM tsav.

Processor - yog qhov tseem ceeb nti nyob rau hauv lub system. Nws yog ntsia tau rau hauv lub motherboard. Nws comprises ib tug tswj ntaus ntawv cache (ceev nco cia tus tseem ceeb tshaj plaws cov ntaub ntawv), nco sau thiab xam logic unit. Nws yog dab tsi hauv lub computer processor. Nws xav rhuab thaum lub sij hawm lub lag luam. Yog li ntawd, yuav siv nws txias kiv cua, uas yog hu ua txivhmab.

Cov video card yog ntsia mus rau hauv lub ntsiab PC board. Nws lub ntsiab hauj lwm - nws yog tso zis rau lub monitor. Nws yog txawm peem rau rau lub hom phiaj no muaj ib zaug xwb haib nti thiab nws tus kheej kev nco. Lub motherboard yog lub unifying caij ntawm tag nrho cov system. Nws tag nrho cov ntsia los yog sau npe yuav ua.

Subsystem khaws cia ntaub ntawv rau computer muaj ob yam: volatile thiab ntev cia. Nyob rau hauv rooj plaub thawj no nco, uas muaj ib tug kev kub ceev, tab sis thaum kaw kiag zeroed. Thiab lub thib ob - ib tug nyuaj tsav uas stores cov ntaub ntawv rau ib tug ntev lub sij hawm. Qhov no yog raws nraim li cas los txua lub cim xeeb ntawm cov computer.

Lub hwj chim muab chav tsev yog lub luag hauj lwm rau Workers lub system ntawm lub zog mov. Qhov no yog ib daim "box" uas yog ntsia saum toj no los yog hauv qab no lub rear sab ntawm lub chassis. Nyeem ntawv thiab tsav compact discs zoo sib xws. Lawv ua hauj lwm nrog tshem tawm. Tus thawj npaaj cov ua hauj lwm nrog ntau hom flash drives, thiab lub thib ob - nrog compact discs (CD, DVD thiab Blu-duab tshav, nyob ntawm seb tus qauv).

xaus

Nws yog ib qho tseem ceeb kom nkag siab txog dab tsi hauv koj lub computer. Nyob rau hauv no txoj kev uas nws yuav yooj yim mus ua hauj lwm rau nws. Tsis tas li ntawd, thaum ib tug ua txhaum yuav tsum tau rau kev tshawb nrhiav thiab txhim kho lawv. Nws yog los ntawm no txoj hauj lwm yuav tsum tau paub thiab nkag siab txog cov qauv ntawm cov niaj hnub lub computer.

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