A

Admin • 833.24K Points
Coach

Q. If the attribute phone number is included in the relation all the values need not be entered into the phone number column. This type of entry is given as

  • (A) 0
  • (B) –
  • (C) null
  • (D) empty space

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.