Unit 2

(Dutch) Hardware v9.0 Unit 2 # of Question: 40

1. A computer's power supply converts ___________ current to ____________ current.

 alternating, direct
 direct, alternating
 alternating, indirect
 indirect, alternate

Objective: 6.1 Define a power supply and its function

2. In general, the 3.3V and 5V DC currents supplied by the computer's power supply are used
to power ____________.

 various fans and system motors
 the printer
 the monitor
 circuitry such as the motherboard, memory, and CPU

Objective: 6.2 Describe power supply fan features

3. To what are the blue lines in the graphic pointing?

 expansion cards
 AC/CD converters
 dust plates
 capacitors



Objective: 6.3 Distinguish among the features of power supply types

4. Choose the letter sequence that correctly identifies the labeled power supply components in
this order: voltage switch, power on/off switch, power cord socket, power supply leads

 A, C, B, D
 D, B, C, A
 B, A, C, D
 A, B, C, D



Objective: 7.1 Identify power supply connectors, sockets, and switches

5. The arrow in the graphic is pointing to a power supply's ___________.

 small drive connector