It is important to differentiate between inputs and outputs when it comes to computers. In chapter 16 we covered how to identify both input and output devices, how they work on a PC and how to support input/output ports. Test your understanding of this chapter by taking up the quiz below. All the best!
12 Mbps
120 Mbps
400 Mbps
480 Mbps
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1 and 2 Mbps
1.5 and 12 Mbps
1.5 and 15 Mbps
12 and 48 Mbps
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The scanner is frozen.
The scanner is broken.
The scanner light assembly is locked.
The scanner light assembly is resetting.
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1.2 meters
1.2 yards
5 meters
5 feet
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Host controller
IC-USB
Serial port
UART
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The bus speed stays constant, but power usage increases.
The bus speed increases because each device brings a little burst; power usage increases.
The bus speed decreases because all devices share the same total bandwidth; power usage increases.
The bus speed decreases because all devices share the same total bandwidth; power usage decreases.
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IEEE 1394a
IEEE 1394b
Full-Speed USB
Hi-Speed USB
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Her USB port is defective.
She has a defective thumb drive.
She plugged a Hi-Speed device into a Full-Speed port.
She plugged one too many devices into the USB hub.
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Parallel translator chip
Serial translator chip
COM chip
UART chip
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