Computer Hardware
What product is used to clean smudged keys on a keyboard?

TMC solvent
All-purpose cleaner
Silicone spray
None of these
Denatured alcohol

ANSWER DOWNLOAD EXAMIANS APP

Computer Hardware
ESD damage can be caused by:

Touching metal on the chasis
Placing an IC in a non-conductive plastic bag
Repeated sags in current supplied from outlets
Placing an IC on a grounded mat
None of these

ANSWER DOWNLOAD EXAMIANS APP

Computer Hardware
A workstation has just been installed on an Ethernet LAN, but cannot communicate with the network. What should you check first?

verify the link status on the computer's network card
verify the ip configuration on the workstation
reinstall the network interface card driver
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP