单选题Which of the following commands should be used to watch system errors as they are logged?()A  errpt -cB  tail -f /var/adm/ras/errlogC  syslogd -dD  /usr/lib/errdemon -s 8192

题目
单选题
Which of the following commands should be used to watch system errors as they are logged?()
A

 errpt -c

B

 tail -f /var/adm/ras/errlog

C

 syslogd -d

D

 /usr/lib/errdemon -s 8192