A technician opens a customer’s computer and sees large amounts of accumulated dust. Which of the
following is the BEST method of removing the dust from the computer?

A technician troubleshooting a computer finds a faulty video card and needs to replace it. Which of the following
safety procedures should be used to prevent damaging the new part?

When dealing with a difficult customer, which of the following is the BEST way to handle the situation?

A technician is working on a home theater PC in a location where the electrical system may not be properly
grounded. As the technician is finishing the installation, which of the following should the computer technician
do before connecting a cable TV line to a TV tuner card?

A new help desk technician receives a trouble call from a user. The issue is something the technician has never
encountered before, and does not know where to begin troubleshooting. The FIRST course of action is for the
technician to:

A technician suspects that a computer issue is caused by a failed NIC. Following the troubleshooting theory,
which of the following is the NEXT step the technician should take?

Ann, a customer, reports that when she occasionally works in the office basement, her smartphone battery
drains faster than normal and she has poor cellular reception. Which of the following is the reason for the fast
battery drain?

Joe, a user, has connected a tablet to his personal mobile hotspot device in a public location for Internet
access. The device display indicates there are two connections instead of just one. Which of the following
actions can he perform to prevent this unauthorized access to the device immediately? (Select TWO).

Joe, a user, returned yesterday from a trip where he utilized the GPS function of his mobile device. He now
notices the battery is rapidly draining. Which of the following can Joe MOST likely do to resolve the issue
without a loss of data?

Ann, a user, states that after installing an update on her iPhone, the WiFi starts to malfunction. The WiFi icon is
displaying that it has connectivity but she is still unable to browse. Which of the following could be the issue?