单项选择题

Which of the following WLAN protocols is in the 5GHz band with a MAXIMUM data rate of 54Mbps?（）

A.802.11a
B.802.11b
C.802.11g
D.802.11n

点击查看答案&解析

上一题目录下一题

相关考题

单项选择题

A Windows XP Professional PC needs to be checked for compatibility before being upgraded toWindows Vista Business. Which of the following would be the BEST action to take before theupgrade?（）

A. Run the Windows Vista Upgrade Advisor on the target pc.
B. Check the README file on the Vista installation dvd for system requirements.
C. Check the manufacturer’s support pages for system requirements.
D. Run the Windows AIK on the Vista installation dvd.

多项选择题

Which of the following methods can be used to apply a file system to a hard drive partition?（）

A. Device Manager MMC
B. Format Command
C. Disk Management MMC
D. Windows Explorer Menus
E. FDISK Command

单项选择题

A user wants to install a new game and needs to make sure the proper version of DirectX isinstalled. Which of the following is the BEST way to check for the DirectX version?（）

A. REGEDIT
B. services.msc
C. Dxdiag
D. msconfig