Computer Hardware – Section 3

26. Which step should you perform first before discharging a CRT?

A. Remove the CRT from its housing
B. Disconnect the CRT from the computer
C. Remove the video assembly
D. Turn power off before removing power source
E. None of the above

Correct Answer: D. Turn power off before removing power source

27. A capacitor is measured in which of the following units?

A. Volts
B. Ohms
C. Farads
D. Resistance
E. None of the above

Correct Answer: C. Farads

28. UART is a type of serial chip. Its letters stand for:

A. unidirectional access regarding transmission
B. universal asynchronous receiver/ transmitter
C. upper advanced real transfer
D. unable all restore t-bits
E. use all ROM types

Correct Answer: B. universal asynchronous receiver/ transmitter

29. A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?

A. C
B. D
C. E
D. F
E. None of the above

Correct Answer: B. D

30. What would you ask to determine if the display is working?

A. Is there a video cursor or action on the screen?
B. Did the computer beep or chime?
C. Is there high voltage static on the screen
D. All of the above
E. None of the above

Correct Answer: D. All of the above

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