aix 5l performance and systems tuning : 000-234 Exam
Known also as the IBM AIX 5L Performance and Systems Tuning (000-234), this exam plays an integral role in obtaining your certification. All IBM certification exams are extremely detailed and cover many different technological areas. We designed the 000-234 questions and answers for this very purpose, to prepare you for the unexpected. Beyond the testing center, the skills you learn and the knowledge you confirm using the 000-234 practice exams and exam simulators will translate directly into your daily work environment.
Product Description
Exam Number/Code: 000-234
Exam Name:aix 5l performance and systems tuning
“aix 5l performance and systems tuning”, also known as 000-234 exam, is a IBM certification. With the complete collection of questions and answers, Pass4sure has assembled to take you through 128 questions to your 000-234 Exam preparation. In the 000-234 exam resources, you will cover every field and category in Certified Advanced Technical Expert helping to ready you for your successful IBM Certification.
Exam Details
Certifies an advanced level of AIX knowledge and understanding, both in breadth and depth. Verifies the ability to perform in-depth analysis, apply complex AIX concepts and provide resolution to critical problems, all in a variety of areas within pSeries AIX. To attain the IBM Certified Advanced Technical Expert – pSeries and AIX 5L certification, candidates must pass four tests: one AIX Administration/Support test (from list below) three (3) electives, selected from the list below
Question: 1
A system administrator would like to set a system to reboot after a crash. What is the best way to do this?
A. smit chgsys
B. bosboot
C. smit dump
D. bootlist -r
Answer: B Question: 2
After issuing the nfsstat -rs command, the null received column starts to grow. This indicates which of the following conditions?
A. Not enough NFS daemons running
B. Too many NFS daemons running
C. nfs_tcp_socketsize is too small
D. nfs_tcp_socketsize is too large
Answer: B Question: 3
Which of the following commands is run to adjust the number of free paging-space pages at which AIX begins killing processes?
A. schedtune
B. rmss
C. rmps
D. vmtune
Answer: B Question: 4
Page replacements algorithm steals file pages only when percent of RAM occupied by filepages
A. falls below minperm.
B. is between minperm and maxperm. C. Higher than maxperm.
D. Lower than maxperm.
Answer: B Question: 5
Which of the following logical volume placement policies is likely to give the best performance in most cases, all other factors being equal?
A. INTRA-POLICY set to ‘edge’, INTER-POLICY set to maximum B. INTRA-POLICY set to ‘center’, INTER-POLICY set to maximum C. INTRA-POLICY set to ‘middle’, INTER-POLICY set to minimum D. INTRA-POLICY set to ‘center’, INTER-POLICY set to minimum
Answer: B Question: 6
Which of the following performance tools will work optimized code and also provides source
statement profiling?
A. prof B. gprof C. kprof D. tprof
Answer: D Question: 7
The nice vale is 80 in the ps listing. Which command is sued to change this to a value of 100?
A. renice 100 {PID} B. renice -n {PID} C. renice -20 {PID}
D. renice -n -100 {PID}
Answer: B Question: 8
Which of the following procedures WILL NOT increase contiguous free space on the filesystem
/data1, located on /devlv01, that is heavily fragmented?
A. Run defragfs -r /data1; defragfs /data1
B. Run defragfs -r /dev/lv01; defragfs /dev/lv0
C. Back up the filesystem by name, unmount the filesystem, recreate the filesystem by running mkfs /dev/lv01, and restoring the data from the backup.
D. Back up the file system by inode, unmount the filesystem, recreate the filessytem by running mkfs /dev/lv01, and restoring the data from the backup.
Answer: D Question: 9
When setting up schedules and enforcing scheduling of different types of workloads, which of the
following are critical performance issues?
A. Disk fragmentation
B. Performance result analysis
C. Capacity forecasting and planning
D. Resource contention and availability
Answer: D Question: 10
A TCP/IP application is transferring files form a personal machine to a remote machine. The application writes 32 kilobytes of data at a time to he socket, but has not issued a system call to
set the window size. Which of the following procedures should be performed on the personal machine to increase the throughput of the application?
A. Increase the size of thewall
B. Increase the size of sb_max
C. Increase the size of tcp_recvspcace
D. Increase the size of tcp_sendspace
*pass4sure ibm 000-234 Questions and Answers : 128 questions
* Updated: October 2nd , 2008
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