C6030-042 Online Practice Questions and Answers
The lead developer is presenting sample code. One of the team members identifies an error in the code. Which of the following is the most appropriate response for the lead developer to make?
A. Apologize for the error and continue the presentation.
B. Thank the person for pointing out the error.
C. Suggest that this error be discussed in the next meeting.
D. Declare the point irrelevant because this is sample code.
Given the following declaration, what declaration of B would cause the structure Ato be invalid? DCL K
FIXED BIN (31) VALUE (10);
DCL P POINTER;
DCL 1 A BASED (P),
2 B FIXED BIN (31),
2 C DIM (K REFER (B)),
3 D FIXED BIN (31),
3 E CHAR (4);
ALLOCATE A;
A. 2B FIXED BIN (31),
B. 2B FIXED BIN (31) INIT (K),
C. 2B FIXED BIN (31) INIT (10),
D. 2B FIXED BIN (31) INIT (20),
Which of the following steps is NOT required to use the IBM Debug Tool on a PL/I program?
A. Compile with TEST option
B. Write an Language Environment user condition handler
C. Plan points where the program should stop during testing
D. Have the source code available
Given the following declaration, how many variables are initialized to 0? DCL 1 A DIM (10),
2 B,
3 C FIXED BIN (31) INIT (4, (*)0),
3 D FIXED DEC (5,2) NIT ((4)0),
3 E FIXED DEC (5,2) NIT (4, 0),
2 F FLOAT NIT (0);
A. 7
B. 15
C. 17
D. 23
Given the following declaration, what is the most efficient way of setting C from A?
DCLA BIN FIXED(31) INIT(-123);
DCL C CHAR(6);
DCL P PlC '---- 9' DEFINED C;
A. C = A;
B. PUT STRING(C) EDIT(A)(F(6));
C. PUT STRING(C) LIST(A);
D. P = A;
What is a program internal specification document?
A. A description of how the program can be used
B. A description of how the program does its work
C. The history of changes of the program and how it worked
D. A summary of the program's performance data
Which of the following declarations is NOT accepted by the compiler?
A. DCL A (3,3) FLOAT DEC (16) INIT ((3)(3)1);
B. DCL B (3,3) FLOAT DEC (16) INIT ((3)(1), (2)(1,1,1));
C. DCL C (3,3) FLOAT DEC (16) INIT ((9)1);
D. DCL D (3,3) FLOAT DEC (16) INIT ((*)1);
Which of the following is the most likely reason to use a debugger in a production environment?
A. Enhance performance
B. Ensure data integrity
C. Investigate error situations
D. Test a program
A compiler listing annotated with execution counts per statement helps identify all of the following EXCEPT
A. Potentially miscoded conditions in IFs, WHEREs, WHILEs, and UNTILs
B. Unexecuted statements and procedures
C. Calls to library routines
D. Opportunities for code optimization
The Senior Vice President of the organization is onsite for a one day visit. She has asked for a meeting with the team lead to understand the status of the project. Which of the following is the most appropriate action for the team lead to take?
A. Walk her through the functional specification for the application
B. Show her the most important APIs that have been defined
C. Show the requirements specification as a way for her to understand the project
D. Take her through the project plan