A. External modemB. TV tunerC. MouseD. KeyboardWhich of……

单项选择题Which of the following broadband types can provide the MOST available bandwidth?（）

A.DSL
B.Fiber
C.Satellite
D.Cable

单项选择题A user reports that their UPS is making a loud beeping sound. Which of the following would cause this problem?（）

A. The UPS is overcharged.
B. Incorrect wattage on the power supply.
C. The UPS battery is not charged.
D. The UPS is in power management mode.

单项选择题Which of the following services processes print requests and sends them to the printer?（）

A. Printer Driver
B. Print Spooler
C. Printer Service
D. Print Properties

单项选择题A customer’s computer crashes consistently when a specific application is launched. Thetechnician has looked at the computer and confirmed the cause of the crash. Which of thefollowing is the NEXT troubleshooting step the technician should take?（）

A. Verify full system functionality.
B. Document the findings, actions, and outcomes.
C. Establish a plan of action to resolve the problem.
D. Question the user and identify changes the user has made to the system.

单项选择题An end user reports that their computer is making noise constantly. The technician notes that the hard drive activity light is on frequently. The technician finds plenty of free space on the drive.Which of the following BEST explains why the drive light is continuously active?（）

A. The system has a fragmented hard drive.
B. The drive interface needs to be changed.
C. The user has too many documents on the hard drive.
D. The system page file has an issue.