Cov txheej txheem:
Video: Ob hom VDU yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Hom ntawm Visual Display Units. Ob maintechnologies, kua siv lead ua kua thiab cov organic teeb-emitting diodes, tam sim no dominate lub lag luam rau kev pom. Ib qho qub thev naus laus zis, lub raj hluav taws xob cathode, muaj tag nrho tab sis ploj ntawm qhov xwm txheej, thiab cov tshuaj ntsuam ntshav ntshav kuj pom siv hauv qee qhov kev siv.
Ib yam li ntawd, koj tuaj yeem nug, ob hom kev saib xyuas yog dab tsi?
PC saib tuaj nyob rau hauv ob qhov sib txawv, txhua tus paub los ntawm TLA nrov (peb tsab ntawv sau): LCD thiab CRT
- LCD: Sawv rau cov kua siv lead ua kua. Qhov tshiab, flatter hom computer screen.
- CRT: Sawv rau cathode ray tube. Cov tsoos, iav-screen, TV-set-zoo li saib.
Kuj Paub, lwm lub npe rau VDU yog dab tsi? VDU . Stands rau "Visual Display Unit." Cov lus VDU feem ntau siv synonymously nrog "saib," tab sis nws kuj xa mus rau lwm hom zaub, xws li digitalprojector.
Ib yam li ntawd, tib neeg nug, qhov twg ntawm lub computer tseem hu ua VDU?
Luv luv rau video display unit, VDU yog ib lub tshuab computer uas tso cai rau cov tswv yim los ntawm tus neeg siv thiab tso tawm rau cov zaub, zoo li a lub computer saib xyuas. A VDU muaj ib tug displaydevice thiab ib tug keyboard, thiab yuav kuj suav nrog nas. Hauv Tebchaws Meskas, nws yog qee zaum hu ua videodisplay davhlau ya nyob twg, lossis VDT.
Cov xim tseem ceeb hauv VDU yog dab tsi?
Monochrome VDU cov duab raj feem ntau muaj pom zoo lossis amber phosphor. Xim cov raj muaj peb cov xim sib txawv phosphor; liab, ntsuab thiab xiav, nyob rau hauv me me dots los yog rectangleson sab hauv ntawm lub screen. Txhua xim tuaj yeem tsim los ntawm kev sib xyaw ntawm peb qhov no thawj xim.
Pom zoo:
Lub hom phiaj ntawm hom lus hom lus yog dab tsi?
Hom Lus Specification. Ib Hom Lus Qhia Tshwj Xeeb (CLS) yog ib daim ntawv uas hais tias yuav ua li cas cov khoos phis tawj tuaj yeem hloov mus rau hauv Cov Lus Qhia Nruab Nrab (CIL) code. Thaum ntau hom lus siv tib bytecode, qhov sib txawv ntawm qhov kev pab cuam tuaj yeem sau ua hom lus sib txawv
Dab tsi yog super hom thiab sub hom?
Lub supertype yog ib hom kev sib koom ua ke uas muaj kev sib raug zoo nrog ib lossis ntau hom subtypes. Ib tug subtype yog ib pawg sub-pab pawg ntawm cov koom haum hauv ib lub koom haum uas muaj txiaj ntsig rau lub koom haum thiab uas qhia cov yam ntxwv sib xws lossis kev sib raug zoo sib txawv ntawm lwm pab pawg
Dab tsi yog qhov txawv ntawm Hom C thiab Hom F ntsaws?
Hom F zoo ib yam li C tshwj tsis yog tias nws nyob ib puag ncig thiab muaj qhov sib ntxiv ntawm ob qhov txuas hauv av ntawm sab ntawm lub ntsaws. Hom C plug haum zoo kawg nkaus rau hauv lub qhov (socket) typeF. Lub qhov (socket) yog recessed los ntawm 15 hli, yog li ib feem ntawm cov ntsaws ntsaws tsis tuaj yeem ua rau poob siab
Social engineering yog dab tsi thiab nws lub hom phiaj yog dab tsi?
Social engineering yog lo lus siv rau ntau yam kev ua phem ua phem uas ua tiav los ntawm tib neeg kev sib cuam tshuam. Nws siv kev puas siab puas ntsws los ntxias cov neeg siv kom ua yuam kev kev ruaj ntseg lossis muab cov ntaub ntawv rhiab
Dab tsi yog tus hais lus sau nws lub hom phiaj thiab dab tsi yog yam tseem ceeb uas yuav tsum nco ntsoov txog cov lus hais?
Cov neeg hais lus sau ntawv yog cov ntawv qhia uas tus neeg nthuav qhia siv thaum nthuav qhia qhov kev nthuav qhia. Lawv pab tus neeg nthuav qhia nco txog cov ntsiab lus tseem ceeb thaum muab kev nthuav qhia. Lawv tshwm sim ntawm tus swb thiab tuaj yeem pom tsuas yog los ntawm tus tshaj tawm thiab tsis yog cov neeg tuaj saib