A+ Form Factors And Power Supplies Chapter 4 Test
A computer is made up of a lot of components and needs power to operate. A form factor refers to the size, shape, and packaging of a hardware device. Server computers typically come in one of three form factors. The quiz below tests what you understood from the chapter on form factors. Give it a try!
- 1.Which of the following drives the decision on which form factor to use?
- A.
CPU
- B.
Motherboard
- C.
CD-ROM
- D.
Peripheral devices
- 2.Which of the following is the latest form factor?
- A.
NLX
- B.
BTX
- C.
ATX
- D.
Baby AT
- 3.Which of the following electronic device holds an electrical charge for a period of time and smooths the uneven flow of electricity through a circuit?
- A.
Transistor
- B.
Resistor
- C.
Capacitor
- D.
Diode
- 4.Which of the following electronic devices protects equipment against sudden changes in power level?
- A.
Joule meter
- B.
Advanced Configuration and Power Interface (ACPI)
- C.
Electromagnetic Interference Suppressor
- D.
Surge protector
- 5.True or False? The form factor describes the size, shape, and major features of a hardware component.
- A.
True
- B.
False
- 6.True or False? Using a soft switch, an OS such as Windows XP can turn off the power to a system after the shutdown procedure is done.
- A.
True
- B.
False
- 7.True or False? BTX motherboards cannot use an ATX power supply.
- A.
True
- B.
False
- 8.True or False? Black wire is used for ground in PC's and DC circuits, as well as in home wiring and in AC circuits.
- A.
True
- B.
False
- 9.True or False? A power supply is considered a field replaceable unit.
- A.
True
- B.
False
- 10.A computer case is also known as a ____________________.
- A.
Box
- B.
Container
- C.
Chassis
- D.
Profile
- 11.There are two types of backplanes: ________________ and _______________. *Be sure to choose two answers!
- A.
Active
- B.
Flush
- C.
Protruding
- D.
Passive
- 12.When replacing a damaged motherboard with a good one, first test the __________________.
- A.
Video card
- B.
Memory
- C.
Transistors
- D.
Power supply
- 13.A measure of electrical current is called _______________.
- A.
Ohms
- B.
Amps or amperes
- C.
Watts
- D.
Whatts
- 14.House current in the United States oscillates 60 times in on second (60 hertz). Is this AC or DC current?
- A.
AC
- B.
DC
- 15._________ _____________ travels in only on direction and is the type of current that most electronic devices require, including computers.
- A.
Direct current
- B.
Alternating current
- C.
Oscillating current
- D.
Neutral current
- 16.A _____________ is a material such as gold or copper, that easily conducts electricity.
- A.
Insulator
- B.
Conductor
- C.
Semiconductor
- D.
Semiinsulator
- 17.A ______________ is a material, such as glass or ceramic, that resists the flow of electricity.
- A.
Conductor
- B.
Insulator
- C.
Semiconductor
- D.
Semiinsulatro
- 18.
![What does this symbol represent on an electrical diagram? - ProProfs]( "What does this symbol represent on an electrical diagram?")
What does this symbol represent on an electrical diagram?- A.
Diode
- B.
Resistor
- C.
Capacitor
- D.
Ground
- 19.
![What does this symbol represent on an electrical diagram? - ProProfs]( "What does this symbol represent on an electrical diagram?")
What does this symbol represent on an electrical diagram?- A.
Capacitor
- B.
Resistor
- C.
Diode
- D.
Ground
- 20.___________ is caused by the magnetic field produced as a side effect when electricity flows.
- A.
EMI
- B.
ESD
- C.
Diode
- D.
Surge
Questions: 8 | Attempts: 21269 | Last updated: Feb 25, 2021
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