Video: Yuav ua li cas koj thiaj li ua kom cov ntaub ntawv siv tau zoo dua?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Cov txiaj ntsig ntawm Siv Cases
Siv cov ntaub ntawv ntxiv tus nqi vim lawv pab piav qhia seb lub kaw lus yuav tsum coj li cas thiab hauv cov txheej txheem, lawv kuj pab tawm tswv yim seb yuav ua li cas tsis raug. Lawv muab ib daim ntawv teev cov hom phiaj thiab daim ntawv teev npe no tuaj yeem siv los tsim cov nqi thiab qhov nyuaj ntawm qhov system
Ib yam li ntawd, cov ncauj lus kom ntxaws yuav tsum siv li cas?
A siv li cas yuav tsum yuav ncaj ncees discrete. Nws yuav tsum piav qhia txog cov theem ntawm cov kauj ruam (thiab txhua qhov kev hloov pauv tsim nyog) kom ua tiav ib lub hom phiaj ntawm cov neeg siv, xws li tsim ib tus account lossis xa email lossis tsim daim ntawv tshaj tawm.
Ib yam li ntawd, dab tsi yog txoj hauv kev zoo tshaj plaws los npaj kev siv rooj plaub? graphically qhia cov siv li cas thiab lawv txoj kev sib raug zoo rau cov neeg siv.
Qhov thib ob, ua li cas koj siv alternate flow in use case?
Ib hloov ntws piav txog qhov xwm txheej uas tsis yog qhov pib ntws uas ua rau tus neeg siv ua tiav nws lub hom phiaj. Nws yog feem ntau suav hais tias yog ib qho kev xaiv ntws . Nws txhais tau tias tus neeg siv tau xaiv los ua ib qho lwm txoj txoj kev los ntawm qhov system.
Cov ntaub ntawv siv yog dab tsi thiab vim li cas lawv tseem ceeb?
Ib tseem ceeb ib feem ntawm Unified Modeling Language (UML) yog lub peev xwm rau kev kos duab siv li cas daim duab. Siv cov ntaub ntawv yog siv Thaum lub sij hawm soj ntsuam theem ntawm ib qhov project los txheeb xyuas qhov system functionality. Lawv cais qhov system rau hauv cov neeg ua yeeb yam thiab siv li cas . Cov neeg ua yeeb yam sawv cev rau lub luag haujlwm uas tau ua los ntawm cov neeg siv ntawm qhov system.
Pom zoo:
Vim li cas cov ntaub ntawv tiaj tus tsis zoo dua li cov ntaub ntawv sib raug zoo?
Ib lub rooj ua ntaub ntawv tiaj tus yog qhov tseem ceeb rau kev sau cov ntaub ntawv tsawg. Tab sis cov ntaub ntawv loj loj tuaj yeem ua tsis tau raws li nws siv ntau qhov chaw thiab nco dua li cov ntaub ntawv sib txheeb. Nws kuj yuav tsum tau muab cov ntaub ntawv tshiab ntxiv txhua zaus koj nkag mus rau cov ntaub ntawv tshiab, qhov kev sib raug zoo database tsis
Kuv yuav ua li cas thiaj tsim tau ZIP cov ntaub ntawv nrog ntau cov ntaub ntawv?
Muab ob peb cov ntaub ntawv mus rau hauv ib qho zippedfolder kom yooj yim sib faib ib pawg ntawm cov ntaub ntawv. Nrhiav cov ntaub ntawv lossis nplaub tshev uas koj xav zip. Nias thiab tuav (lossis right-click) cov ntaub ntawv lossis ntawv tais ceev tseg, xaiv (lossis taw tes rau) Xa mus rau, thiab tom qab ntawd xaiv Compressed (zipped) folder
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
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 VM Series koj yuav tsum xav txog yog tias koj xav tau cov ntawv thov host uas xav tau kev ua haujlwm siab IO rau cov ntaub ntawv tsis tu ncua?
Teb: VM series uas koj yuav tsum yog xav txog yog tias koj xav tau txais cov ntawv thov uas xav tau kev ua haujlwm siab rau cov ntaub ntawv tsis tu ncua yog VMware workstation, Oracle VM virtual box lossis Microsoft Azure suav. Cov khoom siv no muaj qhov yooj yim tshaj plaws ntawm kev ua haujlwm hosting