Multiple choice

Which of the following are correct about the Constraints?

  1. Constraints can be defined along with the table definition using CREATE.

  2. Constraints can be imposed on the table columns using ALTER statement after the table is defined.

  3. Constraints can be enabled and/or disabled.

  4. Constraints can be dropped if not required using ALTER - DROP.

  5. All the above are correct.
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Yes, It is TRUE. But, take a look at the other choices before marking your answer.

Option 5 is the correct answer.

Keep practicing — related questions