Tag: databases

Questions Related to databases

PL/SQL blocks may be nested within exception block.

  1. True

  2. False


Correct Option: A

The following block statement will run successfully SCOTT.EMP.EMPNO := 1234;

  1. True

  2. False


Correct Option: B

5 + NULL evaluates to 5 and ‘PL/’ || NULL || ‘SQL’ evaluates to ‘PL/SQL’

  1. True

  2. False


Correct Option: B