命令“grep’error’/var/log/messages”的作用是（）A、在/var/log/messages文件中搜索并显示带有字符串“error”B、在/var/log/messages目录下搜索状态为error的文件C、修复/var/log/messages文件中包含的错误D、以root用户身份强行打开当前状态为error的/var/log/secure文件
命令“grep’error’/var/log/messages”的作用是（）
- A、在/var/log/messages文件中搜索并显示带有字符串“error”
- B、在/var/log/messages目录下搜索状态为error的文件
- C、修复/var/log/messages文件中包含的错误
- D、以root用户身份强行打开当前状态为error的/var/log/secure文件
相关考题：
Which command will display messages directed to thesystem console?() A.alog -t console -oB.cat /var/adm/ras/conslogC.cat /var/log/all/console.logD.grep CONSOLE /var/adm/messages
Whichofthefollowingstatementsbestdescribeserrorlogging?() A.Syslogdcreateserrorlogentriesinthesystemerrorlog.B.Thedefaulterrorlogisstoredin/var/adm/ras/error.log.C.Allentriesintheerrorlogarerelatedtosoftwareproblems.D.Errorloggingisautomaticallyenabledduringsysteminitialization.
ASystempadministratorneedstoruntheannualreval.shscript,directingstandarderrorto／var／log／reval.err,andappendingstandardoutto／var／log／reval.log.Howcanthisbeaccomplished() A.annualreval.sh21/var/log/reval.log2/var/log/reval.errB.annualreval.sh1/var/log/reval.log2/var/log/reval.errC.annualreval.sh21/var/log/reval.log/var/log/reval.errD.annualreval.sh1/var/log/reval.log2/var/log/reval.err
在RHEL5系统中,对于没有使用独立日志文件的一些服务程序,通常会将日志消息发送到公共日志文件( )中。 A. /var/log/dmesgB. /var/log/messagesC. /var/log/publicD. /var/run/utmp
如何查看Linux系统的启动后，所产生的Kernel日志信息（）。A、dmesgB、cat/var/log/messagesC、cat/var/log/boot.logD、cat/var/log/secure
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/conslogB、/etc/console.logC、/var/adm/ras/conslogD、/var/ras/console.log
下列哪些日志记录了系统的警告信息（）。A、/var/log/vsftp.logB、/var/log/messagesC、/var/log/http.logD、/var/log/boot.log
Which command will display messages directed to thesystem console?（）A、alog -t console -oB、cat /var/adm/ras/conslogC、cat /var/log/all/console.logD、grep CONSOLE /var/adm/messages
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.outB、var/log/cron.logC、/var/spool/cron/logsD、mail
Which of the following statements best describes error logging?（）A、Syslogd creates error log entries in the system error log. B、The default error log is stored in /var/adm/ras/error.log. C、All entries in the error log are related to software problems. D、Error logging is automatically enabled during system initialization.
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/conslogB、/var/log/console.logC、/var/adm/ras/conslogD、/var/ras/console.log
A System p administrator needs to run the annualreval.sh script， directing standard error to /var/log/reval.err， and appending standard out to /var/log/reval.log. How can this be accomplished （）A、annualreval.sh 21 /var/log/reval.log 2 /var/log/reval.errB、annualreval.sh 1/var/log/reval.log 2/var/log/reval.errC、annualreval.sh 21 /var/log/reval.log /var/log/reval.errD、annualreval.sh 1/var/log/reval.log 2/var/log/reval.err
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.outB/var/log/cron.logC/var/spool/cron/logsDmail
单选题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/conslogB/etc/console.logC/var/adm/ras/conslogD/var/ras/console.log
单选题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/conslogB/var/log/console.logC/var/adm/ras/conslogD/var/ras/console.log
单选题Which command will display messages directed to thesystem console?（）Aalog -t console -oBcat /var/adm/ras/conslogCcat /var/log/all/console.logDgrep CONSOLE /var/adm/messages
单选题Which of the following statements best describes error logging?（）ASyslogd creates error log entries in the system error log. BThe default error log is stored in /var/adm/ras/error.log. CAll entries in the error log are related to software problems. DError logging is automatically enabled during system initialization.