Video: Hom kev nco twg khaws cov kev khiav hauj lwm cov kev pab cuam thiab cov ntaub ntawv lub computer tam sim no siv?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
RAM (random nkag nco ): Ib daim ntawv hloov pauv ntawm nco uas tuav cov kev khiav hauj lwm systems , cov kev pab cuam, thiab cov ntaub ntawv uas lub computer siv tam sim no.
Kuj nug, hom tshuab luam ntawv twg tsim cov duab zoo tshaj plaws?
Cov tshuab luam ntawv inkjet muaj peev xwm luam tawm cov duab nrog daws teeb meem Ntawm 300DPI (Dots Per Inch) txog 720 DPI (Dots Per Inch). Inkjet tshuab luam ntawv tsim tawm siab- daws teeb meem cov duab thiab siv rau kev luam ntawv yees duab zoo tshuab luam ntawv.
Qhov thib ob, dab tsi yog qhov tseem ceeb ntawm cov khoom khaws cia hauv lub computer? Cov cuab yeej siv thiab / lossis cov tshuab uas tau piav qhia raws li kev khaws cia ntau suav nrog cov tsev qiv ntawv kab xev, RAID systems, thiab ntau lub khoos phis tawj xws li hard disk drives, sib nqus. daim kab xev , magneto-optical disc drives, optical disc drives, nco phaib, thiab solid-state drives.
Dab tsi yog lub network adapter nrog lub chaw nres nkoj uas zoo li lub xov tooj jack?
Ethernet daim npav. Ib kab network adapter nrog lub chaw nres nkoj uas zoo li lub xov tooj jack.
Dab tsi khaws cov ntaub ntawv magnetically ntawm hlau platters?
Hard drives khaws cov ntaub ntawv magnetically ntawm hlau platters , uas yog stacked, thiab nyeem / sau taub hau txav mus rau saum npoo ntawm lub platters , nyeem ntawv cov ntaub ntawv thiab sau rau hauv nco.
Pom zoo:
Thaum koj reboot koj lub kaw lus lub computer ua raws li pib cov lus qhia khaws cia rau hauv hom kev nco Pawg ntawm cov lus teb xaiv?
Teb Cov Kws Tshaj Lij Tshaj Lij Tshaj Tawm Ib lub khoos phis tawj pib cov lus qhia tau muab khaws cia rau hauv hom nco hu ua Flash. Flash nco tuaj yeem sau rau thiab nyeem los ntawm, tab sis nws cov ntsiab lus tsis raug tshem tawm tom qab lub khoos phis tawj kaw. Lub cim xeeb Flash no feem ntau hu ua BIOS (Basic Input Output System)
Tus qauv twg yog siv los hloov cov ntaub ntawv kho mob thiab kev tswj hwm ntawm ntau lub tsev kho mob cov ntaub ntawv xov xwm HIS)?
Kev Noj Qab Haus Huv Qib Xya lossis HL7 yog hais txog cov txheej txheem thoob ntiaj teb rau kev hloov pauv cov ntaub ntawv kho mob thiab kev tswj hwm ntawm cov ntawv thov software siv los ntawm ntau tus kws kho mob. Cov qauv no tsom rau cov txheej txheem thov, uas yog 'txheej 7' hauv OSI qauv
Vim li cas kem taw qhia cov ntaub ntawv khaws cia ua cov ntaub ntawv nkag ntawm disks sai dua li kab qhia cov ntaub ntawv khaws cia?
Kem oriented databases (aka columnar databases) yog qhov tsim nyog rau kev ntsuas kev ua haujlwm ntau dua vim tias cov ntaub ntawv hom ntawv (kem hom) qiv nws tus kheej kom nrawm dua cov lus nug ua - scans, aggregation thiab lwm yam. Ntawm qhov tod tes, kab oriented databases khaws ib kab (thiab tag nrho nws. kab) contiguously
Vim li cas nws tseem ceeb kom khaws cov ntaub ntawv tsis pub lwm tus paub hauv kev noj qab haus huv thiab kev saib xyuas kev noj qab haus huv?
Ib qho tseem ceeb tshaj plaws ntawm kev ceev ntiag tug yog tias nws pab tsim thiab txhim kho kev ntseeg siab. Nws muaj peev xwm tso cai rau cov ntaub ntawv pub dawb ntawm cov neeg siv khoom thiab cov neeg ua haujlwm thiab lees paub tias tus neeg siv khoom lub neej thiab txhua yam teeb meem thiab teeb meem uas lawv muaj rau lawv
Dab tsi yog qhov kev khiav hauj lwm qhov system thiab hais plaub lub luag haujlwm tseem ceeb ntawm kev ua haujlwm?
Ib qho Kev Ua Haujlwm (OS) yog qhov sib txuas ntawm tus neeg siv lub computer thiab lub khoos phis tawj kho vajtse. Lub operating system yog ib qho software uas ua txhua yam haujlwm yooj yim xws li kev tswj cov ntaub ntawv, kev tswj hwm kev nco, kev tswj cov txheej txheem, tuav cov tswv yim thiab tawm, thiab tswj cov khoom siv peripheral xws li disk drives thiab cov tshuab luam ntawv