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CBSE Class 12 Computer Science Question 29 of 44

Solved 2025 Sample Question Paper CBSE Class 12 Computer Science (083) — Question 8

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Question

Question 27-II(a)

Write an SQL command to remove the Primary Key constraint from a table, named MOBILE. M_ID is the primary key of the table.

Answer 
ALTER TABLE MOBILE 
DROP PRIMARY KEY;