Computer Hardware - Practice Test

[#71] An important first step in troubleshooting which component in a laser printer is causing a jam is to:

(A) note where in the paper path the paper stops

(B) check all voltages

(C) look up error codes

(D) turn the printer off, then on again

Correct Answer

(A) note where in the paper path the paper stops

[#72] Which of the following items would require you t.o comply with EPA disposal guidelines?

(A) Keyboard

(B) System board

(C) Power supply

(D) Battery

Correct Answer

(D) Battery

[#73] What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?

(A) fuse

(B) led display

(C) adjustment switch

(D) led display cable

Correct Answer

(B) led display

[#74] One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

(A) The device that sends the monitor signals telling it what to display

(B) The area that regulates all of the system power usage

(C) The area where all the of the Basic input/output routines are stored

(D) The area where all of the processing takes place

(E) The device that sends the monitor signals telling it what to display

(F) The area that regulates all of the system power usage

(G) The area where ail the of the Basic input/output routines are stored

(H) The area where all of the processing takes place

Correct Answer

(D) The area where all of the processing takes place
(H) The area where all of the processing takes place

[#75] On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?

(A) In the modem

(B) In the phone line

(C) In the computer

(D) In the DTC equipment

(E) In the modem

(F) In the phone line

(G) In the computer

(H) In the DTC equipment

Correct Answer

(B) In the phone line
(F) In the phone line

Computer Hardware - Study Mode

[#71] An important first step in troubleshooting which component in a laser printer is causing a jam is to:

Correct Answer

[#72] Which of the following items would require you t.o comply with EPA disposal guidelines?

Correct Answer

[#73] What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?

Correct Answer

[#74] One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

Correct Answer

[#75] On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?

Correct Answer