单项选择题
A. C:\Program Files\%username%
B. C:\Users\%username%
C. C:\Documents and Settings\%username%
D. C:\Windows\%username%
单项选择题 Which of the following would be the BEST way to restrict access to the WAP from certain clients?（）
单项选择题 Which of the following should be checked FIRST if the laptop’s fan continuously goes full speed?（）
单项选择题 Which of the following would be the BEST way for Mike, a technician, to disallow other clients to access a WAP, if only the same clients will always be accessing it?（）