单项选择题
A. Place the user behind a high end NIPS device.
B. Migrate the user to a Virtual Machine environment.
C. Educate the user on browsing habits.
D. Install multiple antivirus programs on the machine to decrease the chances for infection.
单项选择题 Which of the following commands would be used to verify and troubleshoot DNS settings of aparticular host on a Windows computer?（）
单项选择题 Several users report that they are unable to print to a new printer recently installed. The technician is unable to ping the printer. Which of the following is the MOST likely cause?（）
单项选择题 A technician plugs a USB device into the front panel of a desktop computer and nothing happens.The technician knows that plug-n-play is enabled. Which of the following BEST describes a possible cause to this issue?（）