单选题A System p administrator suspects they are receiving an error from one of their nightly cron jobs. Thejob is： 0 1 * * * /usr/local/bin/nightlycheck.pl Where should the administrator first look for errors reported by this cron job（）A /var/log/syslog.out

第1题：

A system administrator noticed several error messages on the screen while the system was booting up； but was not able to write them down. Where should the system administrator look for the console log， assuming it is in the default location？（）

• A、/tmp/conslog
• B、/etc/console.log
• C、/var/adm/ras/conslog
• D、/var/ras/console.log

第2题：

A System p administrator suspects they are receiving an error from one of their nightly cron jobs. The  job is： 0 1 * * * /usr/local/bin/nightlycheck.pl Where should the administrator first look for errors reported by  this cron job（）

• A、/var/log/syslog.out
• B、var/log/cron.log
• C、/var/spool/cron/logs
• D、mail

第3题：

第4题：

A System p administrator noticed several error messages on the screen while the system was booting up； but was not able to write them down.  Where should the system administrator look for the console log， assuming it is in the default location（）

• A、/var/log/conslog
• B、/var/log/console.log
• C、/var/adm/ras/conslog
• D、/var/ras/console.log

第5题：

A system administrator issued the errpt command and had no results. The system administrator determined that error logging was turned off. Which of the following commands should be used to start logging system errors？（）

• A、/usr/bin/errmsg
• B、/usr/lib/errdemon
• C、/usr/lib/errlogger
• D、/usr/bin/errinstall

第6题：

A small company would like help in identifying an apparent system performance problem on its internal mail server， especially to determine peak hour usage. What would be the first step in identifying the problem？（）

• A、 cd /var/spool/cron/crontabs，uncomment the lines in the adm file， in order to start gathering statistics.
• B、 cd /var/spool/cron/crontabs； uncomment the lines in the sys file， in order to start gathering statistics.
• C、 cd /usr/lib/cron/； vi the adm file； startsrc -s sadc
• D、 cd /usr/lib/cron/； vi the sys file； startsrc -s sadc

第7题：

A System p administrator suspects they are receiving an error from one of their nightly cron jobs. Thejob is： 0 1 * * * /usr/local/bin/nightlycheck.pl Where should the administrator first look for errors reported by this cron job（）

• A、/var/log/syslog.out
• B、/var/log/cron.log
• C、/var/spool/cron/logs
• D、mail

第8题：

A system administrator wants to run a script called myscript， but does not want to see the errors that might be generated by the script. How would this be accomplished？（）

• A、/usr/local/bin/myscript > /dev/null
• B、/usr/local/bin/myscript < /dev/null
• C、/usr/local/bin/myscript 2> /dev/null
• D、/usr/local/bin/myscript 1> /dev/null

第9题：

A System p administrator is reviewing root’s command history on a development server and finds that a junior adminstrator had been attempting to correct a full file system. One of the following commands caused damage that must be corrected.  Which command was it（）

• A、rm /var/preserve/*
• B、cat /dev/null > /var/adm/cron/log
• C、> /var/adm/wtmp
• D、rm /var/adm/ras/errlog

第10题：

How would a system administrator review root’s current cron jobs of the following？（）

• A、crontab -l
• B、cron -l root
• C、lscron -l root
• D、cat /var/cron/crontabs/root