单选题It has been determined that print jobs from an application are not being removed from the system after they have been printed. To remove these jobs from the /var/spool directory, which cron entry will remove files more than 7 days old?（）Afind /var/spoo
题目
单选题
It has been determined that print jobs from an application are not being removed from the system after they have been printed. To remove these jobs from the /var/spool directory, which cron entry will remove files more than 7 days old?（）
A
find /var/spool/lpd/qdir -mtime -7 -type f -exec rm -f {}/
B
find -name /var/spool/* -f rm {}/
C
find -name /var/spool/lpd/* -exec rm {}/
D
find /var/spool/lpd/qdir -mtime +7 -type f -exec rm -f {}/
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参考答案和解析
正确答案：
B
解析：
暂无解析