IBM IBM Certified System Administrator C4040-129 Questions & Answers

• Question 21:

  An administrator needs to establish a long-term system performance monitoring process. The administrator needs to show long-term trends in CPU and disk capacity use, with the limits for the processor model on charts.

  Which tool should the administrator use to support this requirement?

  A. IBM i Performance Explorer (PEX)

  B. IBM System Director Navigator for i

  C. System i Navigator Management Central

  D. IBM Performance Management for Power Systems

  Correct Answer: D

• Question 22:

  A system with IBM i 7.1 has at least one lPv6 address configured. When a user tries to ping a remote system by name, the response takes a long time. Ping by IP address (for example 10.x.x.x) works without delay.

  Which action will fix this problem?

  A. Use the command CHGTCPDMN and set the parameter HOSTSCHPTY to *LOCAL.

  B. Use the command CHGTCPDMN and set the parameter HOSTSCHPTY to *REMOTE.

  C. Update the Host Table Entries and add a IPv4 for that remote system name.

  D. Change the ping command default as follows: CHGCMDDFT CMD(PING) NEWDFT(ADRVERFMT (*IP4))

  Correct Answer: D

• Question 23:

  An administrator needs to set up and configure a monitor for disk usage under Management Central. Monitors, Based on the image shown, which option is used to set up this monitor?

  A. Job

  B. File

  C. System

  D. Message

  Correct Answer: C

• Question 24:

  A batch job is running a report at priori 50 on a system using IBM defaults for job run priorities. The report results are needed as soon as possible without disrupting interactive users.

  Which run priority value will support the requirement?

  A. 10

  B. 20

  C. 40

  D. 60

  Correct Answer: C

• Question 25:

  What is saved with the SAVSECDTA command?

  A. User ProfilesGroup profilesObject owners

  B. User ProfilesAuthority ListsPrivate Authorities

  C. Authority ListsPrimary group profileObject owner assignments

  D. Private AuthoritiesGroup ProfilesPrimary group profile assignments

  Correct Answer: B

• Question 26:

  A database administrator completed a significant project to create appropriate indexes for an application. The administrator needs to see if there are any indexes the Query Engine is calling for which have not already been created.

  How can the administrator ensure that only the new index requests will be shown in the Index Advisor panel?

  A. In QUSRSYS, clear the first member of QENUSRTBL table.

  B. In System i Navigator> Database > SQL Plan Cache > Clear All.

  C. Copy the first member of SYSIBM/REE_CST1 into a saved member and clear the member.

  D. Right click on Database > Index Advisor> Index Advisor> Clear All Advised Indexes.

  Correct Answer: D

• Question 27:

  On a system with a single ASP, an I/O intensive batch job that normally completes in 30 minutes is still running after 2 hours. CPU utilization on the system is less than 10% and memory is not constrained. The WRKDSKSTS command shows the following: What should be administrator do to improve performance?

  

  A. Run Start Disk Reorganization (STRDSKRGZ)

  B. Run ASP Balancing with a Balance Type of *MOVDTA

  C. RUN Reclaim Storage with a Select Type of * RSMLAC

  D. Run ASP Balancing with a Balance Type of *CAPACITY

  Correct Answer: D

• Question 28:

  Which option describes one of the purposes of a manual IPL?

  A. It is required to apply PTFs.

  B. It allows more control over the system startup process.

  C. It is the only way to start the system when there is a console problem.

  D. It is required to recover the system from a previous abnormal system end caused by ENDJOBABN.

  Correct Answer: B

• Question 29:

  Programmers working on a software development project frequently need to save their development library (LIBX) at the prior release level of the operating system.

  The administrator needs to change the default value of the SAVLIB command parameter to accommodate the programmers" prior release save requirement.

  The default value before the change was: SAVLIB LIB(LIBX) TGTRLS(*CURRENT) The default value after the change will be: SAVLIB LIB(LIBX) TGTRLS(*PRV)

  What should the administrator do to facilitate the change?

  A. Adjust the system value QFRCCVNRST (Force conversion on restore) to *PRV.

  B. Use the Change Command Default (CHGCMDDFT) command to change the TGTRLS parameter value to *PRV.

  C. Use the Save Restore Configuration (SAVRSTCFG) command to change the TGTRLS parameter value to *PRV.

  D. Use the command WRKREGINF to modify the exit point program QIBM_SAV_SECURITY and change the TGTRLS parameter value to *PRV.

  Correct Answer: B

• Question 30:

  A POWER7 customer using disk adapters with RAID-5 and hot spare has noticed sudden and significant performance problems with an LPAR. WRKDSKSTS followed by Fl 1 shows the disk units as "DEGRADED". The customer has

  attempted to check the RAID card battery in Service Tools but it is not listed.

  What is the cause of the degraded status?

  A. One of the power supplies in the disk drawer has failed.

  B. The cache battery is in the 90-day replacement warning state.

  C. The pairing of the RAID cards is broken, so the RAID cache is not in use.

  D. The hot spare has taken over for a failed drive and is awaiting replacement.

  Correct Answer: C