单项选择题
Which of the following types of DNS records enables support for email？（）
A. A
B. MX
C. PTR
D. AAAA
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单项选择题
AfterapplyinganewdrivertoaNIC，theserverrebootsandfailstorestart.Whichofthefollowingis theBESTwaytoresolvetheproblem？（）
A. Boot using recovery console and restore the previous driver.
B. Boot the server， press F8 and access last known good configuration.
C. Restore the server using last backup tape.
D. Boot the server with ASR option. -
单项选择题
A user reports they cannot access the network share folder， the users workstation is configured to use automatic IP. When the administrator checks the IP address the response returns as 169.254.0.5. Which of the following should the administrator verify？（）
A. That there are no DHCP relay servers
B. That the user account on Active Directory is not locked
C. That the network card driver is not installed incorrectly
D. The network connection is functioning -
单项选择题
WhichofthefollowingsettingsisthejumpersettowheninstallingaDVD-RWastheseconddeviceonanIDEcable？（）
A. ID0
B. ID2
C. Cable select
D. Master
