Which one of the following cannot be taken as a primary key?Question 4Answera.Streetb.Dept_idc.Register numberd.Id
Question
Solution 1
The option that cannot be taken as a primary key is "Street".
A primary key is a unique identifier for a database record. Each table in a database has a column or two specifically for the primary key.
- "Street" cannot be a primary key because it is not unique. Multiple people can live on the s Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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