CompTIA exam questions
A customer is reporting a burning smell coming from a CRT monitor. Which of the following should be taken into consideration before attempting to resolve the customer’s issue?
A. Disconnect power before inspecting the CRT power supply
B. CRT monitors should be serviced by qualified personnel
C. Have compressed air available to clear out the debris
D. Wear safely goggles to protect from the cathodes
In preparation for an operating system upgrade, a technician is tasked with installing additional memory modules in a computer. Which of the following safety steps should be performed FIRST?
A. Use safety goggles
B. Remove jewelry
C. Put on an ESD strap
D. Disconnect power
Before beginning hardware repair work on a PC, which of the following is the FIRST step?
A. Install an uninterruptible power supply (UPS).
B. Disconnect power from the PC.
C. Ensure all Windows updates have been installed.
D. Degauss the monitor.
A technician needs to replace a computer’s hard drive. Which of the following should the technician do FIRST?
A. Remove network connections
B. Remove the RAM
C. Self ground on the computer case
D. Disconnect power to PC
The technician is installing a new video card. Which of the following actions should the technician perform prior to installation?
A. Disconnect power supply from motherboard.
B. Disconnect UPS from the wall’s electrical outlet.
C. Disconnect Power over Ethernet (PoE) cable.
D. Disconnect power from the workstation’s power supply.