Video: Kev siv cov ntaub ntawv yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A ntaub ntawv yog ib qho cuab yeej siv los tshem tawm cov khoom zoo ntawm cov khoom ua haujlwm. Feem ntau yog cov cuab yeej siv tes, ua los ntawm cov ntaub ntawv hardened steel bar ntawm cov duab plaub, square, daim duab peb sab, los yog puag ncig hla ntu, nrog ib lossis ntau qhov chaw txiav nrog ntse, feem ntau cov hniav sib npaug.
Hauv qhov no, daim ntawv piav qhia yog dab tsi?
1. A ntaub ntawv yog ib yam khoom ntawm lub computer uas khaws cov ntaub ntawv, cov ntaub ntawv, kev teeb tsa, lossis cov lus txib siv nrog lub khoos phis tawj. Hauv GUI (graphical user interface), xws li Microsoft Windows, cov ntaub ntawv tso saib raws li cov cim uas cuam tshuam rau qhov kev pab cuam uas qhib lub ntaub ntawv.
Tsis tas li ntawd, qhov sib txawv ntawm cov ntaub ntawv thiab ib daim nplaub tshev yog dab tsi? Qhov yooj yim qhov sib txawv ntawm ob yog qhov ntawd cov ntaub ntawv khaws cov ntaub ntawv, thaum folders khw cov ntaub ntawv thiab lwm yam folders . Cov folders , feem ntau hu ua directory, yog siv los npaj cov ntaub ntawv ntawm koj lub computer. Cov folders lawv tus kheej noj zoo li tsis muaj qhov chaw ntawm lub hard drive.
Ntawm no, dab tsi yog cov ntaub ntawv thiab nws hom?
Kev sau cov ntaub ntawv lossis cov ntaub ntawv uas muaj lub npe, hu ua filename. Yuav luag tag nrho cov ntaub ntawv khaws cia hauv lub computer yuav tsum yog nyob rau hauv a ntaub ntawv . Muaj ntau yam sib txawv hom ntawm cov ntaub ntawv : data cov ntaub ntawv , ntawv cov ntaub ntawv , program cov ntaub ntawv , directory cov ntaub ntawv , thiab lwm yam. Piv txwv li, program cov ntaub ntawv khaws cov kev pab cuam, whereas text cov ntaub ntawv khaws cov ntawv.
Koj txhais li cas ntawm cov ntaub ntawv thiab cov ntaub ntawv?
A ntaub ntawv yog ib phau ntawm cov ntaub ntawv uas muaj cov khoom sib xws. Txhua ntaub ntawv muaj nws tus kheej ntaub ntawv reference uas yog tshwj xeeb. Cov ntaub ntawv reference qhia cov ntsiab lus los yog cov ntsiab lus ntawm lub cov ntaub ntawv . A sau tseg tuaj yeem ua ib qho duab, ntawv nyeem lossis hauv hluav taws xob lossis lub cev.
Pom zoo:
Dab tsi yog tus lej ncaj qha uas yuav tsum raug tshem tawm ntawm cov ntaub ntawv tshawb fawb kom ua raws li kev siv cov ntaub ntawv txwv?
Cov ntaub ntawv qhia ncaj qha hauv qab no yuav tsum raug tshem tawm rau PHI kom tsim nyog raws li cov ntaub ntawv txwv: (1) Cov npe; (2) Cov ntaub ntawv chaw nyob xa ntawv, tsis yog lub nroog lossis nroog, xeev, thiab ZIP code; (3) xov tooj; (4) fax xov tooj; (5) email chaw nyob; (6) social security naj npawb; (7) cov ntaub ntawv kho mob; (8) kev npaj kho mob
Dab tsi yog kev siv cov ntaub nplaum sib nqus hauv kev khaws cov ntaub ntawv?
Sib nqus daim kab xev cov ntaub ntawv khaws cia yog ib qho system forstoring digital information on magnetic tape using digital recording. Niaj hnub nimno magnetic daim kab xev yog feem ntau ntim rau hauv cartridges thiab cassettes. Cov cuab yeej uas ua ntawv sau lossis nyeem cov ntaub ntawv yog daim kab xev
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
Dab tsi yog cov teeb meem ntawm kev tswj cov ntaub ntawv hauv cov ntaub ntawv ib txwm muaj?
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Dab tsi yog cov ntaub ntawv kos npe lossis cov ntaub ntawv headers raws li siv hauv digital forensics?
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