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单选题
Which of the following outputs will best indicate if a system is CPU bound?（）
A
%idle < 10%
B
%usr + %sys > 80%
C
%sys + %wio > 80%
D
%wio + %idle > 80%
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A system is experiencing performance problems. After checking the CPU usage, the problem identified is that the system is "CPU Bound". Which of the following outcomes will determine if there is a possible CPU constraint?（）A、 Low paging B、 High paging C、 Workload manager is not turned on D、 A high run queue length
考题
单选题In an iostat report， which of the following options best describes the value of % idle？（）A
A representation of the equation （tps/kbps）*100B
The percentage of time the disks are idle with no activityC
The percentage of time the disks are idle with no outstanding CPU requestsD
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单选题An administrator performs an audit on the /usr filesystem and finds the following permissions： -rwsr-xr-x 1 root sys 514288 Jun 18 09：40 /usr/local/bin/nmon Which of the following methods can the administrator use to remove a potential security risk（）A
rm /usr/local/bin/nmonB
chmod u-s /usr/local/bin/nmonC
Reinstall the file from the appropriate filesetD
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考题
单选题The operating system partition on a server is nearly out of space on a Windows 2003 Server. The administrator notices that the file pagefile.sys is taking up nearly 2GB of space. Which of the following would BEST resolve this problem?（）A
Move the page file to a free drive.B
Delete the file.C
Add more memory.D
Remove the page file from system properties
考题
单选题Which of the following statements is TRUE concerning the po column of the vmstat command？（）A
The sys is high when po is high.B
The po represents the number of page steals.C
The low values usually indicate insufficient paging space.D
The low values usually indicate sufficient memory for the load.
考题
单选题A system is experiencing performance problems. After checking the CPU usage, the problem identified is that the system is "CPU Bound". Which of the following outcomes will determine if there is a possible CPU constraint?（）A
Low paging B
High paging C
Workload manager is not turned on D
A high run queue length
考题
单选题You need to change the hostname and IP address of a server. Without manually editing all of the required files， which command can be run to restore a system configuration to an unconfigured state， ready to be reconfigured again restore a system configuration to an unconfigured state， ready to be reconfigured again？ （）A
/usr/sbin/sys-unconfigB
/usr/sbin/unconfigC
/sbin/ipconfigD
/usr/sbin/set_parms initial
考题
单选题Which one of the following BEST describes Long Term File System (LTFS)?（）A
eliminates dependence of middleware layer B
provides the ability to partition the library C
makes tape look and work like any removable media D
provides up to 48% lower power consumption in idle mode
考题
单选题You wish to enable an audit policy for all database users, except SYS, SYSTEM, and SCOTT.You issue the following statements: SQL AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYS;SQL AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYSTEM; SQL AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SCOTT; For which database users is the audit policy now active?（）A
All users except SYSB
All users except SCOTTC
All users except sys and SCOTTD
All users except sys, system, and SCOTT
考题
单选题Which of the following outputs will best indicate if a system is CPU bound?（）A
%idle 10% B
%usr + %sys 80% C
%sys + %wio 80% D
%wio + %idle 80%
考题
单选题A System Administrator needs to determine if the system has the latest version of perfmgr and if the filesets copied to the /tmp directory are the latest. Which of the following command sequences would be required to accomplish this？（）A
lslpp -l perfmgr.* ； cd /tmp ； installp -ldB
smitty list_software ； oslevel -gC
smitty list_software ； lslpp -f perfmgr*D
cd /usr/sys/install.images ； ls -la ； cd /tmp ； ls -la
考题
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
考题
单选题Which of the following files are required to start Windows XP boot process?（）A
Ntldr, boot.ini and ntdetect.comB
IO.sys, boot.ini and ntboot.sysC
IO.sys, Msdos.sys and boot.sysD
Config.sys, msconfig.sys and boot.ini
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