Multiple choice technology mainframe

Which instruction is used to control the environment to which commands are passed?

  1. LIBDEF

  2. ALLOC

  3. EXECIO

  4. ADDRESS
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

ADDRESS directs subsequent commands to specific host environments like TSO or ISPF. LIBDEF defines search paths for libraries, ALLOC manages datasets, and EXECIO performs file I/O.

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