单项选择题 A System p administrator wishes to create a template file to monitor performance. Having found a template from January，  how can the administrator create a July template without destroying the original January version （）

单项选择题 A System p administrator has just installed a new technology level， but "oslevel -r" does not show the expected technology level.  Which of the following commands would determine which filesets are downlevel（）

单项选择题 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 （）