Computer Hardware
ESD damage can be caused by:

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

ANSWER DOWNLOAD EXAMIANS APP

Computer Hardware
You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:

replace each part one at a time, rerunning the diagnostic before replacing the next part.
replace everything at once and rerun the diagnostic
check to see if you have a software problem
run an exhaustive memory check
get another copy of the diagnostic program

ANSWER DOWNLOAD EXAMIANS APP

Computer Hardware
One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

The device that sends the monitor signals telling it what to display
The area that regulates all of the system power usage
The area where all of the processing takes place
The area where ail the of the Basic input/output routines are stored

ANSWER DOWNLOAD EXAMIANS APP