Tag: mainframe

What is the code for the error condition "Empty File"?

How can we check whether DB2 environment is available for use ?

Which instruction is used to transfer the control to a subroutine?

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

Which ISPEXEC statement is used to retrieve values from ISPF profile?

data = ‘DO 3; SAY “HELLO THERE!”;END’ _____ data;. Complete the above code. So that it prints “Hello there!” thrice.

Which variable will have the value returned by a subroutine once it completes?

Which of the following can be used to read and write from a file? Choose all that apply

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

What is the use of PROCEDURE instruction?