单项选择题

Which of the following features make using WPA2 versus WEP a BETTER choice in a wirelessenvironment?（）

A. Ability to use multiple antennas to send and receive
B. Ability to connect at a higher bandwidth
C. Use of AES 256-bit encryption
D. Lower traffic overhead makes transmissions faster

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多项选择题

Which of the following are advantages of using Dynamic Host Configuration Protocol?（）

A. IP addresses can be managed from a central point
B. Computers can automatically get new addressing when moved to a different network segment
C. Media Access Control addresses can be changed automatically
D. The network speed can automatically adjust based on the type of traffic being generated
E. The HOSTS file on the computer can be validated for proper entries

单项选择题

After creating backups of critical system and user data, which of the following is the BEST location to store the backups?（）

A. In the supply closet so anyone can access them if needed
B. Near the server for easy access to restore files
C. Locked in a cabinet in the IT Manager’s office
D. At a secure off-site storage facility

多项选择题

Which of the following are impact printers?（）

A. Line printer
B. Dot matrix printer
C. Thermal transfer printer
D. Inkjet printer
E. Xerographic printer