Multiple choice technology programming languages

Which one is the valid statement? 1 SYSIN DD DSN=DUMMY 2 SYSIN DD * 3 SYSIN DD DUMMY 4 SYSIN DD DSN=NULLFILE

  1. ALL THE ABOVE

  2. ONLY 1 AND 2

  3. ONLY 2 AND 4

  4. ONLY 2, 3 AND 4

  5. ONLY 2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

SYSIN DD * accepts inline data following the statement. SYSIN DD DUMMY is a special DD name that provides empty input. SYSIN DD DSN=NULLFILE references a dummy dataset. Option 1 uses DSN=DUMMY which is not valid syntax for dummy input.

Keep practicing — related questions