单项选择题
A.denies all accounts except an administrator account.
B.will always result in a deny.
C.will be overridden by an explicit allow.
D.will lock the account out of the server.
单项选择题 An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high. Which of the following could BEST resolve the situation?（）
单项选择题 Which of the following technologies when implemented allows for the GREATEST fault tolerance for memory?（）
单项选择题 WhichofthefollowingistheLASTstepanadministratorshouldtakewhentroubleshootinganissue？（）