單項選擇題

Which of the following server roles allows a server to translate fully qualified domain names into IP addresses？（）

A.Directory services server
B.NTP server
C.DHCP server
D.DNS server

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單項選擇題

When a technician left the server room Monday evening everything was operational. When the technician returned Tuesday morning， the front bezel was off of the mail server， and it had been powered off. Which of the following should be checked FIRST？（）

A.TCP/IP settings
B.RAID configuration
C.Whether the power cord is attached
D.Server room access log

單項選擇題

Which of the following types of UPS would be used with equipment that is very sensitive to power fluctuations？（）

A.Offline/Standby
B.Line interactive
C.Rackmount
D.Online/Double Conversion