DataBase Management System › Keys in DBMS MCQ › Question #2629
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QWhich one of the following cannot be taken as a primary key ?

ID: #2629 Keys in DBMS MCQ 15,767 views
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#2629Q ID
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Keys in DBMS MCQTopic
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  • A Id ✔ ✖
  • B Register number ✔ ✖
  • C Dept_id ✔ ✖
  • D Street ✔ ✖
Correct Answer: Option D

Explanation

Street is the only attribute which can occur more than once.
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