单项选择题

Which of the following is needed to perform an ASR restore in Windows XP?（）

A. Operating system CD
B. Recovery console
C. Vendor recovery CD
D. ERD disk

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单项选择题

Which of the following BEST describes the function of a DNS server?（）

A. Secures network traffic through shared key encryption.
B. Provides resolution of host names to IP addresses.
C. Provides security for a network through the use of ACLs.
D. Dynamically assigns IP addresses for easy client configuration.

单项选择题

A user calls and says they cannot get to the Internet. How would a technician walk the user through checking the IP address and default Gateway on the computer?（）

A. Start>Run>type ipconfig>click OK and ask user to read the results.
B. Start>Run>type cmd>click OK>type ipconfig /flushdns>press enter and ask user to read the results.
C. Start>Run>type cmd>click OK>type ipconfig /release>press enter key and ask user to read the results.
D. Start>Run>type cmd>click OK>type ipconfig /all>press enter key and ask user to read the results.

多项选择题

Which of the following bus speeds is used for a PCIe card?（）

A. 1x
B. 3x
C. 6x
D. 8x
E. 24x