试题详情
单项选择题 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

  • D

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