IBM IBM certifications I 000-042 Exam

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Exam : IBM 000-042
Title : Developing with IBM Enterprise PL/I


1. The lead developer on a project has just learned that Pat, a highly skilled programmer on the team, has been reassigned. The lead developer is familiar with Pat's work and is concerned because no one on the team has the necessary skills to pick up the work immediately. A new employee with the required skills is joining the team next week, but the timeline for a mission critical milestone has been moved up to the end of this week. Which of the following is the most appropriate action for the lead developer to take to ensure that the critical milestone is met?
A. Direct the team to cover all of Pat's work until the new employee arrives.
B. Explain to the team why this change in schedule is important to the customer.
C. Personally cover the work until the new employee arrives.
D. Explore with the team whether they will be able to meet the new deadline.
Answer: C

2. Which of the following is LEAST likely to be performed by an online application?
A. Checkpoint/restart logic
B. Transaction processing
C. End user interaction
D. Sorting
Answer: A

3. Which of the following is a typical deadlock situation?
Situation 1:
Transaction A waiting for resource_2 and Transaction B waiting for resource_1 while resource_1 is held by Transaction C and resource_2 is held by Transaction B
Situation 2:
Transaction A waiting for resource_1 and Transaction B waiting for resource_2 while resource_1 is held by Transaction B and resource_2 is held by Transaction C
Situation 3:
Transaction A Waiting for resource_2, Transaction B waiting for resource_3, Transaction C waiting for resource_1, while resource_1, resource_2 and resource_3 are held by Transactions A, B and C respectively.
Situation 4:
Transaction B waiting for resource_1 and Transaction C waiting for resource_2 while resource_1 is held by Transaction C and resource_2 is held by Transaction A
A. Situation 1
B. Situation 2
C. Situation 3
D. Situation 4
Answer: C

4. Which of the following PL/I features is NOT new with Enterprise PL/I?
A. VALUE attribute for named constants.
B. UNIONs or CELLs to assign identical storage to different variables.
C. Writing numeric constants with the underscore sign as a separator.
D. Using hexadecimal constants.
Answer: D

5. The XMLCHAR builtin function provides the ability to do which of the following?
A. Check XML for well-formedness
B. Check XML for validity
C. Create an XML buffer from a structure
D. Read an XML file into a structure
Answer: C

6. Requirement:
If the value of the numeric variable I is 1 it needs to be changed to 2 and vice versa. In all other cases it must remain unchanged.
Which of the following solutions meets the requirement and does not require essential structural modifications when the requirement is changed to the following:
If the value of the numeric variable I is 512 it needs to be changed to 731 and if the value is 814 it needs to be changed to 5. In all other cases it must be set to 111.
A. IF I = 1 ! I = 2
THEN I = 3 - I;
B. DCL ONETWO(2) BIN FIXED(15) INIT(2,1);
IF I = 1 ! I = 2
THEN I = ONETWO(I);
C. SELECT (I);
WHEN(1) I = 2;
WHEN(2) I = 1;
OTHER;
END;
D. IF I = 1 THEN I = 2;
IF I = 2 THEN I = 1;
Answer: C