What stanza file does a system administrator view to determine what kernel-tuning parameter changes were made when the system was last booted？（）A、/etc/rc.netB、/etc/tunables/tuningC、/etc/tunables/lastbootD、/usr/samples/kernel/nextboot

第1题：

第2题：

What command should a system administrator run after using an editor to create the /etc/tunables/nextboot file？（）

• A、ksh -n nextboot
• B、tunsave -a -f nextboot
• C、tuncheck -r -f nextboot
• D、diff $（vmtune） /etc/tunables/nextboot

第3题：

What is the default configuration file used by the syslogd daemon?（）

• A、 /etc/syslog.h 
• B、 /etc/syslog.pid 
• C、 /usr/sbin/syslogd 
• D、 /etc/syslog.conf

第4题：

A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?（）

• A、/etc/hosts
• B、/etc/names
• C、/etc/rc.tcpip
• D、/etc/resolv.conf

第5题：

How does a system administrator add a new user to a system？（）

• A、mkuser
• B、cruser
• C、adduser
• D、edit /etc/password

第6题：

The system hangs at boot time after starting NFS services. What is the most likely cause？（） 

• A、The action parameter of rcnfs in /etc/inittab is ’off’ and the script called is not exiting.
• B、The action parameter of rcnfs in /etc/inittab is ’wait’ and the script called is not exiting.
• C、The action parameter of rcnfs in /etc/inittab is ’once’ and the script called is not exiting.
• D、The action parameter of rcnfs in /etc/inittab is ’respawn’ and the script called is not exiting

第7题：

After the /etc/tunables/nextboot file has been edited, which command can be used to validate changes to the IO performance tuning settings?（）

• A、ioo -v nextboot
• B、ioo -c nextboot
• C、valcheck -f nextboot
• D、tuncheck -r -f nextboot

第8题：

An administrator needs to change a system’s run level from level 2 to level 3. What is the appropriate  method to accomplish this（）

• A、Use the reboot command.
• B、Edit the /etc/reboot file and reboot the system.
• C、Edit /etc/.init.state file and reboot the system.
• D、Use the telinit command

第9题：

What system startup file would an administrator edit for starting up miscellaneous third party applications？（）

• A、/etc/rc.net
• B、/etc/rc.boot
• C、/etc/rc.local
• D、/etc/rc.tcpip

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第13题：

An administrator needs to determine what the default run level of a system is.  Which command would be used（）

• A、Isitab init
• B、telinit -d
• C、cat/etc/.init.state
• D、init

第14题：

he system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment.  Where is the PATH variable found for the system？（）

• A、/profile
• B、/etc/envpath
• C、/etc/profile
• D、/etc/environment

第15题：

Which of the following is the IBM-recommended method to start the Resource Management and Control （RMC） Services？（）

• A、rmcctrl -s
• B、/etc/rc.rmc
• C、startsrc -s rmc
• D、/etc/tunables/nextboot

第16题：

The system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment.  Where is the PATH variable found for the system？（）  

• A、/profile
• B、/etc/envpath
• C、/etc/profile
• D、/etc/environment

第17题：

The system hangs at boot time after starting NFS services.What is the most likely cause?（）

• A、The action parameter of rcnfs in /etc/inittab is 'off' and the script called is not exiting.
• B、The action parameter of rcnfs in /etc/inittab is 'wait' and the script called is not exiting.
• C、The action parameter of rcnfs in /etc/inittab is 'once' and the script called is not exiting.
• D、The action parameter of rcnfs in /etc/inittab is 'respawn' and the script called is not exiting.

第18题：

The system administrator notices that IP packets are not getting forwarded. The system administrator wants to use an AIX machine as an internetwork router over TCP/IP networks. Which of the following commands will allow this change on the fly？（）

• A、 Some network attributes are runtime attributes that can be changed at any time. Others are loadtime attributes that must be set before the netinet kernel extension is loaded and be placed in the /etc/rc.net or /etc/rc.bsdnet file. This parameter cannot be done on the fly， since a reboot is required.
• B、 Add to the /etc/rc.net file or if a Berkelye-style network configuration， /etc/rc.bsdnet， and issue the command： no -a ipforwarding=1 to start ipforwarding immediately.
• C、 Add to the /etc/rc.net file or if a Berkeley-style network configuration， /etc/rc.bsdnet， and issue the command： no -o ipforwarding=0 to start ipforwarding immediately.
• D、 Add to the /etc/rc.net file or if a Berkeley-style network configuration， /etc/rc.bsdnet， and issue the command： no -o ipforwarding=1 to start ipforwarding immediately.

第19题：

Which of the following commands would a system administrator run tovalidate /etc/tunables/nextboot after manually editing（）

• A、ksh -n nextboot
• B、tunsave -a -f nextboot
• C、tuncheck -r -f nextboot
• D、tunsave nextboot

第20题：

A file system has been corrupted and needs to be restored.  Which file contains the ufsdump levels for this file system？ （）

• A、 /etc/backup
• B、 /etc/ufsdump
• C、 /etc/dumpdates
• D、 /etc/fsdumpdates

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