When a user is typing on a laptop the cursor sometimes moves on its own. Which of the following
is MOST likely the cause?

A laptop powers on but nothing is displayed on the LCD screen. Which of the following could be
the problem?

If an external monitor is attached to a laptop and it does not work, which of the following actions
should a technician take FIRST?

A mechanism used to deliver advertisements beyond a normal Web page is:

Where would a technician find a hazard list for servicing a CRT?

If a fan in a computer or power supply stops running, the MOST likely cause would be:

Which of the following would be the FIRST step to take when troubleshooting an operating system
problem?

A technician is adding a new printer that supports USB but does not support network connectivity.
The printer will be placed in a remote corner of a building and there is no computer available to
attach the printer to. Which of the following would be the BEST solution?

A technician is replacing a device in a computer but having a difficult time holding the screws in
place to attach the component onto the system case. Which of the following tools can the
technician use to hold the screws in place?

Which of the following can be used to make a wireless connection between two computers?