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IBM C9050-042 Exam Syllabus Topics:

IBM Developing with IBM Enterprise PL/I Sample Questions:

1. Which PL/I builtin function can be used to get the system return code from a called program (including
non-PL/I languages)?

A) PLIRETV
B) PLIREST
C) PLISTRA
D) PLIRETC

2. A mainframe project is behind schedule and a project leader has only one copy of a PC-based PL/I
compiler available for distribution to team members who are all eager to use it. Optimally, to whom should
it be provided first?

A) The person who makes the greatest demand
B) The project leader and her manager
C) The person in the critical path
D) The person who does the most PL/I development

3. Given the lollowing declarations, what statement will raise STRINGSIZE condition if enabled?
DCLA_STR CHAR (100) VARYING;
DCLB_STR CHAR(10) STATIC;
DCL C_STR CHAR (100);

A) A_STR = B_STR;
B) C_STR = B_STR;
C) SUBSTR(C_STR, 92) = B_STR;
D) C_STR = A_STR;

4. In a multithreading environment, when can a race condition occur between two threads?

A) When they periorm an operation on same memory area
B) When they cause a deadlock
C) When they operate synchronously
D) When the threads have the same priority

5. What does it mean that an interface is asynchronous?

A) Requests are processed in parallel.
B) Requests are always processed immediately.
C) Requests are processed in FIFOorder.
D) Requesting program does not have to wait for a reply.

Solutions: