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问题：单选题Which tool is based on the AIX trace facility？（）A noB netpmonC entstatD nfso...
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问题：单选题Which of the following commands is most useful in initially collecting data to determine a network performance problem？（）A pingB traceC ifconfigD lsattr...
问题：单选题Which command series should be used to determine whether file paging or paging space paging is a problem when running a program from an idle system？（）A foo ； lsps -sB tprof -kx ； fooC iostat ； foo ； iostatD vmstat -s ； foo ； vmstat s...
问题：单选题The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）A renice 100 {PID}B renice -n 20 {PID}C renice --20 {PID}D renice -n -100 {PID}...
问题：单选题Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）A filemonB istatC vmstatD iostat...
问题：单选题Which of the following tools should be used to report in-depth information about file fragments？（）A defragfsB istatC filemonD fileplace...
问题：单选题When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）A Disk fragmentationB Performance results analysisC Capacity forecasting and planningD Resource contention ...
问题：单选题In an iostat report， which of the following options best describes the value of % tm_act？（）A The total CPU usage for this driveB The bandwidth utilization of the indicated driveC It can best be represented by the equation （%iowait - %ioidle）D It ca...
问题：单选题When a system has both online transaction processing as well as large batch processing， which of the following common procedures will best help to improve system performance？（）A Boost the priority of batch jobs.B Schedule batch runs to reduce content...
问题：单选题Comprehensive Service Level Agreements typically do not address：（）A Roles responsibilitiesB Headcount budgetsC Reporting policiesD Penalites...
问题：单选题A typical example of a process # 19082 in the /proc file would be： # ls -l /proc/19082 total 0 dr-xr-xr-x 1 root system 0 Sep 15 15：12 . dr-xr-xr-x 1 root system 0 Sept 15 15：12 .. -rw------- 1 root system 0 Sept...
问题：单选题A TCP/IP application receives files from a remote machine. The application reads 32 kilobytes of data at a time to the socket， but has not issued a system call to set the window size. Which of the following procedures should be performed on the person...
问题：单选题A TCP/IP application is transferring files from a personal machine to a remote machine. The application writes 32 kilobytes of data at a time to the socket， but has not issued a system call to set the window size. Which of the following procedures sh...
问题：单选题In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）A tprofB iostatC svmonD filemon...
问题：单选题Which of the following commands should be used to identify packet sequence problems？（）A ping and arpB lsattr and ifconfigC netstat and iostatD iptrace and tcpdump...
问题：单选题Where can the perfagent.tools fileset be found？（）A AIX Base CDB AIX BonusPak CDC AIX Performance Toolbox product CDD Performance AIDE product CD...
问题：单选题While monitoring a system that is CPU bound， which of the following output is most likely to occur？（）A AB BC CD D...
问题：单选题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....
问题：单选题In AIX 5L and later， the operating system supports the /proc filesystem. What would be the best description of the /proc filesystem？（）A It is a pseudo filesystem that maps processes and kernel data structures to corresponding files.B It is a JFS moun...
