单项选择题
A./var/log/syslog.out
B.var/log/cron.log
C./var/spool/cron/logs
D.mail
单项选择题 ASystempadministratorsuspectstheyarereceivinganerrorfromoneoftheirnightlycronjobs.Thejobis：01***/usr/local/bin/nightlycheck.plWhereshouldtheadministratorfirstlookforerrorsreportedbythiscronjob（）
单项选择题 An application is no longer required to start up automatically at system boot. Which of the following supported procedures would the administrator use to accomplish this（）
单项选择题 An administrator is attempting to update a software product. The install is interrupted by a system failure. Which of the following commands would be used to clean up the improperly applied filesets（）