Video: Dab tsi yog qhov ntsuas ntsuas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Kev xav yog lub khoos phis tawj me me tab sis muaj zog tau nruab rau hauv koj lub vaj huam sib luag hluav taws xob los ntawm tus kws tshaj lij hluav taws xob, feem ntau hauv tsawg dua 30 feeb. Siv ob lub clamp-on sensors thiab 240V breaker, lub Saib xyuas kuaj tam sim no thiab voltage ib lab timesper thib ob los txiav txim seb koj lub zog mus qhov twg.
Kuj paub, dab tsi yog qhov cuab yeej kev nkag siab?
Kev xav kuaj pom khoom siv ntawm nws tus kheej lub sijhawm-- koj tsis muaj kev tswj ntau npaum li cas thiab thaum twg nws txheeb xyuas cov khoom tshiab. Cov kab hauv qab Kev xav yog ib qho kev xaiv tsim nyog yog tias koj xav pom tag nrho cov khoom siv hluav taws xob hauv tsev hauv lub sijhawm tiag tiag, tab sis nws muaj peev xwm los txheeb xyuas cov khoom siv ntawm tus kheej raug ntaus lossis poob.
Ib tug kuj nug, tus nqi siab npaum li cas? Cov cuab yeej yog teev ntawm $299, lossis $349 rau cov qauv siv hnub ci. Thaum koj nruab lub Kev xav monitor, khoom yuav tam sim ntawd pib nyeem koj cov hluav taws xob siv. Raws li nws nyeem cov ntaub ntawv, nws yuav lees paub "kev kos npe hluav taws xob" cuam tshuam nrog koj cov khoom siv hauv tsev.
Hais txog qhov no, lub hwj chim saib yog dab tsi?
A lub zog saib xyuas yog ib qho khoom siv uas tuaj yeem pab koj nkag siab txog koj lub tsev siv hluav taws xob. A lub hwj chim saib yog ib qho khoom siv uas yuav pab koj nkag siab txog koj lub tsev siv hluav taws xob.
Peb muaj pes tsawg qhov kev xav?
tsib
Pom zoo:
Dab tsi yog qhov kev ntsuas ntsuas ua haujlwm?
Kev tiv thaiv yog ib qho kev nqis tes ua lossis txoj hauv kev uas siv los tiv thaiv, tiv thaiv lossis txo cov kev hem thawj rau cov khoos phis tawj, servers, networks, operating systems (OS) lossis cov ntaub ntawv xov xwm (IS). Cov cuab yeej tiv thaiv suav nrog cov software tiv thaiv kab mob thiab firewalls
Leej twg ua qhov ntsuas ntsuas ntsuas?
UNIT TESTING yog ib theem ntawm kev sim software uas ib tus neeg/cov khoom ntawm cov software raug kuaj. Lub hom phiaj yog los xyuas kom meej tias txhua chav ntawm lub software ua tau raws li tsim. Ib chav tsev yog qhov tsawg tshaj plaws kuaj tau ib feem ntawm ib qho software
Dab tsi yog qhov ntsuas qhov ntsuas ntau?
Ib txwm nyiam hom kev tshawb fawb tsim uas tau cuam tshuam cov txiaj ntsig-raws li kev ntsuas kev ntsuas yog kev ntsuas ntau. Kev ntsuam xyuas ntau muaj ntau yam ntawm cov cuab yeej sau cov ntaub ntawv suav nrog kev xam phaj, cov lus nug, thiab kev xeem
Dab tsi yog qhov sib txawv ntawm qhov ntsuas qhov ntsuas thiab qhov ntsuas thib ob?
Primary index: nyob rau hauv ib tug sequentially order file, qhov Performance index uas nws search key qhia cov sequential order ntawm cov ntaub ntawv. Kuj hu ua clustering index. Secondary index: ib qho Performance index uas nws qhov tseem ceeb tshawb nrhiav qhia qhov kev txiav txim sib txawv ntawm qhov kev txiav txim ntawm cov ntaub ntawv. Kuj hu ua non-clustering index
Dab tsi yog qhov ntsuas qhov ntsuas qhov ntsuas qhov ntsuas?
Xav txog nws li no: rhiab heev yog ib qho kev ntsuas ntawm qhov hloov pauv ntawm lub koob yees duab qhov chaw saib uas tsim nyog raws li qhov muaj peev xwm tshawb pom, thiab qhov pib yog qhov ntau npaum li cas ntawm cov lus tsa suab yuav tsum tshwm sim txhawm rau txhawm rau ua rau lub tswb