When using Perform Until it is already known how many times the loop will execute
True
False
Can same Local data area (LDA) be used by many programs ?
A Subprogram can reference multiple PDAs?
subprograms and helproutines can have GDA
When a map is used to define a screen layout, a one line message area is automatically reserved
Windows allow you to view a logical page. does it mean A window is always present ?
When you access an existing record or add a new one, you can obtain the ISN and use it subsequently to re-access the record
For is used when the number of iterations is not fixed, and termination of the processing loop is dependent on a dynamic condition.
PERFORM can executes external & in-line subroutine both
FETCH causes the currently active module and all lower level modules to terminate and control to pass to the “fetched” program.