Exam Code: C6030-042
Exam Name: Developing with IBM Enterprise PL/I
Updated: Apr 28, 2024
Q&As: 145
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What does it mean that an interface is synchronous?
A. Requesting program must wait for a reply
B. Requesting program always receives immediate response
C. Requests are processed randomly
D. Requests are processed in parallel
Given the following (incomplete) code, how is Q to be declared in order to allocate X in A?
DCL A AREA;
DCL Q ...
DCL X FIXED BIN (31) BASED (Q);
ALLOCATE X;
A. ... OFFSET(A);
B. ... POINTER;
C. ... OFFSET;
D. ... BASED(A);
Which code should NOT be split out into separate subroutines?
A. Redundant code in a program.
B. Redundant code in a group otprograms.
C. Dead code in a program.
D. Code which must be available on different platforms.
What happens to AUTOMATIC variables when a procedure is called recursively?
A. The values from the previous invocation are lost.
B. The values from the previous invocation are saved and are available to the new invocation.
C. The values from previous invocations are preserved but can be overwritten in the new invocation.
D. The values from the previous invocation are saved and are available when the current invocation ends.
In a multithreading environment, when can a deadlock occur between two threads, if at all?
A. When both access the same memory area
B. When they are operating synchronously
C. When they have both locked a resource that the other one requires
D. It can neveroccur.
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