单项选择题

Which of the following switches in Windows can be used to ping a host until stopped?（）

A.-l
B.-a
C.-t
D.-f

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单项选择题

A technician installs a local web server which is not accessible from the network. Which of the following is the local IP address that the web server should be using on the loopback adapter?（）

A.127.0.0.1
B.172.31.146.1
C.192.168.1.1
D.10.1.1.1

单项选择题

Which of the following is a graphical enhancement in Windows Vista?（）

A.UAC
B.BitLocker
C.SFC
D.Aero

单项选择题

A support technician wants to help a user, in a different city, navigate a new software program.
Which of the following will allow the user and technician to view and control the Windows XP PC desktop simultaneously?（）

A. Terminal Services
B. Remote Assistance
C. Routing and Remote Access Service
D. Remote Desktop