单项选择题
A. Remove the Internet Explorer Enhanced Security configuration.
B. Disable the Guest account.
C. Apportion additional storage.
D. Apply all relevant updates and patches.
单项选择题 An administrator is notified that all network printers are not printing. The administrator reviews the server and the print service is started. Which of the following is the cause of the problem?（）
单项选择题 Amajordifferencebetweenarchivingandbackingupdataisthatdatabackups：（）
单项选择题 Ifthereisaconflictinpolicyfordataretention，whichofthefollowingshouldthetechnicianadhere toFIRST？（）