Cov txheej txheem:
Video: Cov ntaub ntawv raug cais tawm yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Tebchaws Meskas muaj peb qib Kev faib tawm: Tsis pub twg paub, zais cia, thiab Sab saum toj Secret.
Tib neeg kuj nug, dab tsi yog kev faib cov ntaub ntawv?
A kev faib tawm theem yuav tsum tau muab rau cov ntaub ntawv thaum ntawd cov ntaub ntawv tau txiav txim siab ua cais . Teb Chaws Asmeskas kev faib cov ntaub ntawv system muaj peb kev faib tawm Qib - Sab saum toj zais cia, zais cia, thiab zais cia - uas tau txhais hauv EO 12356.
Kuj Paub, plaub theem kev faib cov ntaub ntawv yog dab tsi? Feem ntau, cov koom haum uas khaws thiab ua lag luam cov ntaub ntawv siv 4 qib ntawm kev faib cov ntaub ntawv , uas suav nrog peb yam tsis pub lwm tus paub qib (tsis pub lwm tus paub, tsis pub lwm tus paub, kev lag luam siv nkaus xwb) thiab ib qho pej xeem qib.
Tom qab ntawd, 5 theem ntawm kev ruaj ntseg clearance yog dab tsi?
Cov no yog cov ntaub ntawv tsis pub lwm tus paub, tsis pub lwm tus paub, tsis pub lwm tus paub thiab cov ntaub ntawv muaj txiaj ntsig zoo
- Tsis pub twg paub. Hom kev tiv thaiv kev ruaj ntseg no muab kev nkag mus rau cov ntaub ntawv uas yuav ua rau muaj kev puas tsuaj rau lub teb chaws kev ruaj ntseg yog tias nthuav tawm yam tsis tau tso cai.
- zais cia.
- Sab saum toj Secret.
Cov ntaub ntawv qhia txog qib twg tuaj yeem ua rau muaj kev puas tsuaj?
Qib ntawm Classification Qhov tsis tso cai nthuav tawm ntawm Secret cov ntaub ntawv tuaj yeem tsim nyog yuav tsum tau ua rau loj kev puas tsuaj rau lub teb chaws kev ruaj ntseg. Qhov tsis tso cai nthuav tawm ntawm Cov ntaub ntawv zais cia sab saum toj tuaj yeem tsim nyog yuav tsum tau ua rau tshwj xeeb qhov ntxa kev puas tsuaj rau lub teb chaws kev ruaj ntseg.
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
Ob yam dab tsi uas OCA yuav tsum xav txog thaum txiav txim siab ntev npaum li cas cov ntaub ntawv yuav raug cais tawm?
Lub npe ntawm qhov system, txoj kev npaj, kev pab cuam, lossis qhov project; hnub tim; lub chaw ua haujlwm tshaj tawm cov lus qhia, txheeb xyuas los ntawm lub npe lossis tus lej cim thiab txoj haujlwm; OCA pom zoo cov lus qhia; ib nqe lus ntawm supercession, yog tias tsim nyog; thiab daim ntawv tshaj tawm
Thaum cov lus tau hla tawm cov ntaub ntawv kuaj xyuas feem ntau nthuav tawm cov ntawv sau thawj nrog kev pab ntawm dab tsi?
Infrared luminescence yog siv rau: Qhia tawm cov ntawv sau uas tau muab tshem tawm THIAB kuaj pom yog tias ob tus lej sib txawv tau siv rau hauv kev sau ntawv. Cov kws tshuaj xyuas cov ntaub ntawv feem ntau nthuav tawm cov ntawv sau thawj ntawm cov lus uas tau hla nrog kev pab ntawm: Infrared tawg
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 cov ntaub ntawv zoo tseem ceeb heev rau kev sau cov ntaub ntawv txheeb cais?
Cov ntaub ntawv muaj txiaj ntsig zoo yuav ua kom muaj txiaj ntsig ntau dua hauv kev tsav lub tuam txhab kev vam meej vim yog kev vam khom ntawm qhov tseeb-raws li kev txiav txim siab, tsis yog kev coj cwj pwm lossis tib neeg kev xav. Ua kom tiav: Xyuas kom tsis muaj qhov khoob ntawm cov ntaub ntawv los ntawm qhov yuav tsum tau sau thiab qhov twg tau sau tiag