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IBM Certified System Programmer - IBM IMS Sample Questions:

1. A normally well running application using packages is experiencing longer than normal elapsed times because of a possible wait. Other DB2 applications are running within acceptable limits.
Which trace output could be analyzed to determine the change in behavior?

A) performance class 10
B) accounting class 2
C) accounting class 8
D) statistics class 6

2. A customer is having performance problems with a particular statically bound batch package.
This batch program is processing transactions from a sequential file where each input record ends up updating one row in a 10 million row table. The sequential file contains 5000 records.
The customer reviews the accounting record information and notices that class 1 elapsed time is 2 hours, class 2 elapsed time is 1 hour 50 minutes and class 3 elapsed time is 1 hour, 45 minutes. Which statement regarding the problem could be true?

A) The scenario as described does not indicate that there is a performance problem; all of the elapsed time figures appear to be normal.
B) DASD contention could be the result of the poor performance problem.
C) The batch program appears to have a logic error; the difference between class 2 elapsed and class 3 elapsed shows only 5 minutes of time actually executing in DB2.
D) The access path for the package is not optimal; high CPU is causing the problem.

3. DSNDB06.SYSPLAN runs out of space. Which steps should be performed to resolve the situation?

A) 1) COPY DSNDB06.SYSPLAN.
2) Stop DSNDB06.SYSPLAN.
3) Delete DSNDB06.SYSPLAN VSAM data set.
4) Define DSNDB06.SYSPLAN VSAM data set with more space.
5) Start DSNDB06.SYSPLAN. 6) RECOVER DSNDB06.SYSPLAN.
B) 1) UNLOAD DSNDB06.SYSPLAN.
2) ALTER PRIQTY to a larger value.
3) LOAD REPLACE DSNDB06.SYSCOPY.
C) 1) UNLOAD DSNDB06.SYSPLAN.
2) Stop DSNDB06.SYSPLAN.
3) Delete DSNDB06.SYSPLAN VSAM data set.
4) Define DSNDB06.SYSPLAN VSAM data set with more space.
5) Start DSNDB06.SYSPLAN.
6) LOAD DSNDB06.SYSPLAN.
D) 1) REORG UNLOAD SHRLEVEL REFERENCE DSNDB06.SYSPLAN.
2) Stop DSNDB06.SYSPLAN.
3) Delete DSNDB06.SYSPLAN VSAM data set.
4) Define DSNDB06.SYSPLAN VSAM data set with more space.
5) Start DSNDB06.SYSPLAN.
6) REORG RESUME DSNDB06.SYSPLAN.

4. What happens when the message queue data sets become full?

A) IMS stops receiving input while waiting for output messages to be sent.
B) An Internal /CHE PURGE is issued.
C) IMS initiates Overflow Processing.
D) IMS Abends.

5. After migrating to DB2 9 for z/OS NFM you recognize that you need additional work file database page sets. Which statement is correct?

A) You can use either DSNTWFG exec or CREATE TABLESPACE to add additional page sets to the work file database.
B) Work file database page sets are always user-controlled, that is the associated VSAM clusters must be created prior to the actual creation.
C) You must use REXX exec DSNTWFG.
D) Work file database must be stopped in order to add page sets to it using either DSNTWFG exec or CREATE TABLESPACE.

Solutions: