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হোম›একাদশ-দ্বাদশ শ্রেণি›English Version›Information and Communication Technology›C-06 — Database Management System›C-06-Q119

C-06-Q119mediumsingle_mcq

Which one uniquely identifies each record in a database?

aForeign key
bPrimary key
cComposite key
dSecondary key

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এই অধ্যায়ের আরও প্রশ্ন

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C-06 — Database Management System — সব প্রশ্ন দেখুন (143টি) →