Video: Dab tsi yog ob daim ntawv thov web?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Hauv ib ob - qib architecture, tus neeg siv khoom yog thawj qib . Lub database server thiab web thov server nyob ntawm tib lub tshuab server, uas yog qhov thib ob qib . Qhov thib ob qib pab cov ntaub ntawv thiab executes lub lag luam logic rau lub web thov . Cov daim ntawv thov server nyob ntawm qhov thib ob qib.
Ua raws li qhov no hauv kev xav, dab tsi yog daim ntawv thov ob theem?
ob - qib . Hais txog tus neeg siv khoom / server architectures uas tus neeg siv interface khiav ntawm tus neeg siv khoom thiab cov ntaub ntawv khaws cia rau ntawm lub server. Qhov tseeb daim ntawv thov logic tuaj yeem khiav ntawm tus neeg siv khoom lossis lub server.
Tsis tas li ntawd, 2 tier architecture nrog piv txwv yog dab tsi? 2 qib architecture muab kev ruaj ntseg ntxiv rau DBMS vim nws tsis raug rau cov neeg siv kawg ncaj qha. Piv txwv ntawm Ob - tier Architecture yog kev tswj hwm kev sib cuag tau tsim siv MS- Access. Nyob rau saum toj 2 -teir architecture Peb tuaj yeem pom tias ib lub server txuas nrog cov neeg siv khoom 1, 2m thiab 3.
Kuj nug tias, daim ntawv thov 3 tier txawv li cas ntawm 2 tier ib?
Yeej nyob rau theem siab peb ua tau hais tias 2 - qib architecture yog Client server daim ntawv thov thiab 3 - qib architecture yog Web raws daim ntawv thov . Ob- qib architecture zoo li tus neeg siv khoom server daim ntawv thov . Kev sib txuas lus ncaj qha yuav siv qhov chaw ntawm tus neeg siv khoom thiab server. Tsis muaj qhov nruab nrab ntawm cov neeg siv khoom thiab cov server.
Application tier yog dab tsi?
Daim ntawv thov Tier - Cov daim ntawv thov qib muaj lub luag haujlwm ua lag luam logic uas tsav ib qho daim ntawv thov cov peev txheej tseem ceeb. Nws tau sau ntau zaus hauv Java,. NET, C#, Python, C++, thiab lwm yam ntaub ntawv Tier - Cov ntaub ntawv qib muaj xws li database/data storage system thiab data access layer.
Pom zoo:
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