Multiple choice technology mainframe

Which TSO command is used to read / write a file?

  1. ALLOC

  2. FREE

  3. SUBMIT

  4. EXECIO

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

EXECIO is the TSO command that performs I/O operations on datasets. ALLOC is for allocating datasets, FREE releases them, and SUBMIT submits jobs to the internal reader.