单选题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 sy

第1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2题：

A user calls the system administrator and states that they can no longer access the file server they had been working on all morning. To trouble shoot this problem，  which step should the administrator take FIRST？（）

• A、 Reboot the file server.
• B、 Ask the user what they were doing when they noticed the problem.
• C、 Ask the user to reboot their PC.
• D、 Ask the user to ping the default gateway and report the response times back to the administrator.

第3题：

第4题：

An administrator tries to change the checksum_offload setting on ent0， but the chdev command responds that the adapter is busy.  What can be done to resolve this（）？  

• A、Use chdev with -P flag and run cfgmgr.
• B、Use chdev with -R flag and run cfgmgr.
• C、Use chdev with -P flag and reboot the system.
• D、Use chdev with -R flag and reboot the system.

第5题：

A technician is dispatched to a malware infected system. Upon arrival, the technician notices themalware’s pop-up on the screen. Which of the following boot methods would the technician utilize?（）

• A、Reboot in Safe Mode
• B、Reboot in Recovery Console
• C、Reboot in Last Known Good Configuration
• D、Reboot in System Debug Mode

第6题：

While logged into the console， a system administrator would like to change the server’s primary IP address from X.X.X.X to Y.Y.Y.Y. What would be the best way to perform this task？（）

• A、Use smit chinet
• B、Use smit mktcpip
• C、Issue ifconfig -a Y.Y.Y.Y
• D、Edit the /etc/hosts file with the new IP information

第7题：

A client has been unable to fix corruption of system files and does not have a backup or an Automated System Recovery (ASR) disk. Which of the following is the BEST action to take next? （）

• A、Copy the missing file from another computer and reboot.
• B、Execute a Windows repair from the Windows setup media.
• C、Boot into the Recovery Console and execute FIXBOOT.
• D、Reboot and press the F2 key when prompted.

第8题：

第9题：

How should an administrator change the order in which host name lookup is performed so that it reads the host file before using DNS？（）  

• A、Edit the /etc/inetd.conf file so that it reads ’local， bind’.
• B、Edit the /etc/resolv.conf file so that it reads ’local， bind’.
• C、Edit the /etc/netsvc.conf file so that it reads ’local， bind’.
• D、Edit the /etc/nslookup.conf file so that it reads ’local， bind’.

第10题：

An administrator needs to configure a server (192.168.22.22) as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master?（）

• A、Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'fudge 127.127.1.0 stratum 0', and then refresh the daemon.
• B、Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'master 127.127.1.0 stratum 0', and then refresh the daemon.
• C、Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'fudge 192.168.22.22 stratum 0', and then refresh the daemon.
• D、Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'master 192.168.22.22 stratum 0', and then refresh the daemon.