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IBM C9050-042 Exam Syllabus Topics:

IBM Developing with IBM Enterprise PL/I Sample Questions:

1. Given the following code, which call will pass a dummy argument?
PROG: PROC OPTIONS(MAIN);
DCL SUM01 DEC FIXED(5,0) INIT (7);
DCL SUM02 DEC FIXED(9,0) INIT (999);
CALL SUBA(SUM01,
SUM02);
CALL SUSB(SUM01,
SUM02);
CALL SUBC(SUM01,
SUM02);
CALL SUBD(SUM01,
SUM02);
SUBA PROC( PRM1,
PRM2);
DCL PRM1 DEC FIXED (5,0) BYVALUE,
PRM2 DEC FIXED (9,0);
END SUBA;
SUBB:PROC( PRM1,
PRM2);
DCL PRM1 DEC FIXED (5,0),
PRM2 DEC FIXED (9,0);
END SUBD;
SUBC: PROC( PRM 1,
PRM2);
DCL PRM1 BIN FIXED (15,0),
PRM2 DEC FIXED (9,0);
END SUBC;
SUBD:PROC( PRM 1,
PRM2);
DCL PRM1 DEC FIXED(5,0) BYADDR,
PRM2 DEC FIXED (9,0) SYADDP;
END SUBD;
END PROG;

A) Call to SUBA
B) CaII to SUBC
C) CaII to SUBB
D) CaII to SUBD

2. What is a program specification document?

A) The pseudocode of the program
B) The history of changes of the program and how it was used
C) A description of how the program does its work
D) A description of what the program does and how it can be used

3. What could be used when a structure is passed to a subroutine to verify that the area the structure
occupies in storage has not been overwritten?

A) Structure is passed as an aggregate.
B) Structure has a length field at start.
C) Structure is passed as a pointer.
D) Structure has eyecatchers at start and at end.

4. An online, non-conversational main program (for CICS or IMS) contains all of the logic for a one-screen
(MAP or FORMAT) application. Which of the following will NOT be required?

A) Code which does all necessary initializations
B) Code that opens all needed databases
C) Code for each situation
D) Code which determines the situation to be applied for the current program execution

5. A PL/I program performance analwer can best help identify which of the following?

A) Incorrect program logic
B) CPU hotspots and elapsed time percentages by procedure
C) Adequate code coverage
D) Changes needed to database tables

Solutions: