Video: Qhov twg hauv qab no yog ob pawg tseem ceeb ntawm kev nco mus ntev?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Tshaj tawm nco thiab txheej txheem nco yog cov ob hom ntev - lub sij hawm nco . Txheej txheem nco muaj xws li yuav ua li cas. Tshaj tawm nco muaj qhov tseeb, dav dav kev paub, thiab kev paub ntawm tus kheej.
Xav txog qhov no, dab tsi yog ob hom kev nco quizlet ntev?
Episodic, Procedural thiab Semantic.
Ib yam li ntawd, lub cim xeeb ntev thiab nws hom yog dab tsi? Ntev - lub sij hawm nco feem ntau muab faib ua ob hom - tshaj tawm (qhia meej) nco thiab tsis yog kev tshaj tawm (implicit) nco . Qhia meej nco tuaj yeem muab faib ua ntu zus nco (cov xwm txheej tshwj xeeb) thiab semantic nco (kev paub txog tus ntiaj teb). Kev cuam tshuam nco yog cov uas feem ntau tsis nco qab.
Tsis tas li ntawd, cov txheej txheem tseem ceeb ntawm kev nco mus ntev yog dab tsi?
Nco yog lub peev xwm los nqa cov ntaub ntawv, khaws cia, thiab nco qab nws tom qab sij hawm . Hauv psychology, nco yog tawg ua peb theem: encoding, cia, thiab retrieval. Cov theem ntawm nco : Peb theem ntawm nco : encoding, cia, thiab retrieval. Teeb meem tuaj yeem tshwm sim ntawm txhua theem ntawm qhov txheej txheem.
3 hom kev nco mus sij hawm ntev yog dab tsi?
Tulving hais peb kev faib ntawm ntev - lub sij hawm nco (LTM) yog episodic, semantic thiab txheej txheem. Cov txheej txheem = nco ntawm yuav ua li cas, eg. khi hlua khi.
Pom zoo:
Qhov twg yog qhov piv txwv zoo tshaj plaws ntawm kev nco qab?
Kev nco txog yam koj noj tshais, koj thawj hnub kawm ntawv qib siab, thiab koj tus npawg tus npawg tshoob yog cov piv txwv ntawm kev nco qab. Episodic nco yog ib qho ntawm ob hom kev tshaj tawm kev nco. Declarative memory yog ib hom kev nco mus sij hawm ntev uas hais txog qhov tseeb, cov ntaub ntawv, lossis cov xwm txheej uas tuaj yeem rov qab los ntawm qhov xav tau
Qhov twg hauv qab no yog suav tias yog kev tswj hwm kev ua haujlwm ntawm kev tswj hwm database DBMS)?
Databases uas nqa lawv cov ntaub ntawv nyob rau hauv daim ntawv ntawm cov ntxhuav thiab uas sawv cev rau kev sib raug zoo siv txawv teb chaws yuam sij yog hu ua discrete databases. Kev tswj hwm kev ua haujlwm ntawm kev tswj hwm qhov system (DBMS) suav nrog thaub qab cov ntaub ntawv database
Qhov twg hauv qab no yog ib qho piv txwv ntawm kev nco txog txheej txheem?
Cov txheej txheem nco yog ib hom kev nco mus sij hawm ntev uas cuam tshuam txog kev ua haujlwm sib txawv thiab kev txawj ntse. Caij tsheb kauj vab, khi koj nkawm khau, thiab ua noj omelet yog tag nrho cov piv txwv ntawm cov txheej txheem nco
Vim li cas nws tseem ceeb kom khaws cov ntaub ntawv tsis pub lwm tus paub hauv kev noj qab haus huv thiab kev saib xyuas kev noj qab haus huv?
Ib qho tseem ceeb tshaj plaws ntawm kev ceev ntiag tug yog tias nws pab tsim thiab txhim kho kev ntseeg siab. Nws muaj peev xwm tso cai rau cov ntaub ntawv pub dawb ntawm cov neeg siv khoom thiab cov neeg ua haujlwm thiab lees paub tias tus neeg siv khoom lub neej thiab txhua yam teeb meem thiab teeb meem uas lawv muaj rau lawv
Peb puas tuaj yeem ntxig ntau qhov NULL qhov tseem ceeb hauv qhov tseem ceeb Oracle?
Ntawd yog: Thaum (1, 1, null) raug tso cai, tab sis tsis pub ntau tshaj ib zaug, kab uas muaj qhov tseem ceeb (null, null, null) hauv peb kab uas ua rau tus yuam sij tshwj xeeb raug tso cai txhua lub sijhawm - ib yam li nyob rau hauv ib kab ke