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IS
Question Practice

When is it appropriate to use the 'NOT NULL' constraint?

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MCQ_SA
CBSE
Class 11
Informatics Practices
Informatics Practices
Introduction to Structured Que...
Question Bank

When is it appropriate to use ...

Single Answer MCQ
Q-00067036

When is it appropriate to use the 'NOT NULL' constraint?

1

When a column must always contain data

2

When a column can have NULL values

3

When no constraints are required

4

When a column is a foreign key

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