COMPUTER FUNDAMENTALS

COMPUTER HARDWARE

MOTHERBOARDS AND EXPANSION CARDS

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A manager directs a support technician to plug a device into the communications (COM) port. What port is the manager referring to?

A	IDE
B	SCSI
C	USB
D	Serial

Explanation:

Detailed explanation-1: -A technician must determine why a computer is overheating. Which of the following may be the cause? A computer can overheat because a fan is not working. Proper cooling is vital to the lifespan and performance of the processor.

Detailed explanation-2: -The nominal data rate of a USB port supporting Gen 3.2 2x1 is 20 Gbps.

Detailed explanation-3: -DisplayPort. a port that transmits digital video and audio (not analog transmissions) and is slowly replacing VGa and DVI ports on personal computers.

Detailed explanation-4: -The CPU is the brain of a computer, containing all the circuitry needed to process input, store data, and output results. The CPU is constantly following instructions of computer programs that tell it which data to process and how to process it. Without a CPU, we could not run programs on a computer.

There is 1 question to complete.