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WorksheetsIT Essentials Computer Connectors and Power
Total questions: 20
Worksheet time: 2hrs 36mins
Name
Class
Date
1.
Which of these is not an example of a case form factor?
a)
Horizontal Desktop
b)
Tower
c)
SUV
d)
All-in-One
2.
What is the purpose of a Power Supply?
a)
Converts AC power to lower voltage DC Power
b)
Creates power for a computer
c)
Stores data
d)
Convert AC power to a higher voltage DC power
3.
Which one is not a common voltage supplied by a power supply?
a)
3.3
b)
500
c)
5
d)
12
4.
What type of power connector is this?
a)
SATA
b)
SCSI
c)
Molex
d)
Berg
5.
What type of power connector is this?
a)
SATA
b)
SCSI
c)
Molex
d)
Berg
6.
What type of power connector is this?
a)
SATA
b)
SCSI
c)
Molex
d)
Berg
7.
What type of power connector is this?
a)
SATA
b)
20 pin AUX
c)
Molex
d)
Berg
8.
What type of power connector is this?
a)
SATA
b)
4 pin AUX
c)
Molex
d)
Berg
9.
What is the unit of measurement for a Power Supplies power?
a)
Voltage
b)
Current
c)
Ohms
d)
Watts
10.
The 20-24 pin AUX connector provides power from the power supply to what component?
a)
Hard drive
b)
Optical drive
c)
Motherboard
d)
USB ports
11.
There are two connectors that can be used to provide power to hard drives and optical drives. One is the SATA connector. What is the other?
a)
4 Pin AUX
b)
Molex
c)
8 Pin PCIe
d)
24 Pin AUX
12.
A 5 volt power wire that is providing power to the motherboard would be what color?
a)
Yellow
b)
Blue
c)
Orange
d)
Red
13.
Many power supplies have a switch on the back that changes this parameter of the power supply.
a)
Voltage
b)
Current
c)
Resistance
d)
Power
14.
This component inside of a power supply can hold a charge for long periods of time. This makes it unsafe to open up a power supply.
a)
Voltage selector switch
b)
3 pin plug
c)
Capacitor
d)
Transformer
15.
When getting a power supply why should we be concerned about its form factor?
a)
Ensures max power needed
b)
Ensures proper connectors
c)
Ensure adequate peak power
d)
Ensure fit in case
16.
Resistance is one of the four basic units of electricity. What is it measured in?
a)
Volts
b)
Amps
c)
Ohms
d)
Watts
17.
What is the equation for Ohms law?
a)
V=IR
b)
R=IP
c)
R=V/P
d)
W=I/RV
18.
This is the measure of work required to move a charge from one location to another.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
19.
This is the measure of the amount of electrons moving through a circuit per second.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
20.
Which of these is NOT an IMPORTANT purpose of a computer case?
a)
Provide structure for airflow/cooling
b)
Protect against static electricity damage
c)
Protect components from physical damage
d)
Look cool
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