Name: 
 

Review for Test


True/False
Indicate whether the statement is true or false.
 

 1. 
The flow of electrons is from a negatively charged location to a positively charged location.
 

 2. 
Copper is an excellent conductor.
 

 3. 
Electrons are attracted by negative locations.
 

 4. 
Potential is the difference between the positive and negative charges in a circuit.
 

 5. 
A surge protector should be replaced every six months.
 

 6. 
Most of today's new devices are not supported by the system BIOS, but by device drivers.
 

 7. 
A parity error always causes the system to halt.
 

 8. 
The CPU and the bus mastering devices can NOT run concurrently and independently of each other.
 

 9. 
A SIMM with a rating of 60 ns is faster than a SIMM with a rating of 80 ns.
 

 10. 
It is not possible to use an 8-bit ISA card in a 16-bit ISA bus system board.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 11. 
Electrons have a ___ charge.
a.
Negative
c.
Neutral
b.
Positive
d.
Differential
 

 12. 
Electrons move from one atom to another through
a.
push of current
c.
ohms
b.
pull of flow
d.
amps
 
 
Image 2

nar001-1.jpg
 

 13. 
What would you set your img 2 device to in order to measure the amount of difference in the flow of electricity?
a.
Com Jack
c.
AC Volts
b.
AC Amps
d.
Resistance
 

 14. 
What would you set your img 2 device to in order to measure the amount of resistance in a copper cable?
a.
Com Jack
c.
AC Volts
b.
AC Amps
d.
ohms
 

 15. 
Every atom contains one or more:
a.
nucleus
c.
proteins
b.
atoms
d.
electrons
 

 16. 
When measuring this, attach the leads to either side of a component and measure the difference between the two.
a.
volts
c.
amps
b.
ohms
d.
resistance
 

 17. 
When measuring this, be sure to place the probe in the path of the flow.
a.
volts
c.
amps
b.
ohms
d.
resistance
 

 18. 
When measuring this, the multimeter sends a charge down the path of the wire.
a.
volts
c.
amps
b.
ohms
d.
current
 

 19. 
This is a measurement of the resistance in a wire.
a.
volts
c.
amps
b.
ohms
d.
current
 

 20. 
This is a measurement of the volume of the electricity flow..
a.
volts
c.
amps
b.
ohms
d.
current
 

 21. 
This current cycles back and forth.
a.
AC
b.
DC
 

 22. 
This is a situation where electricity flows uncontrolled from a hot line to a neutral line or to the ground.
a.
ground
c.
spark
b.
short
d.
snort
 

 23. 
In a home the white wire indicates:
a.
ground
c.
neutral
b.
hot
d.
negative
 

 24. 
A(n) _________ resists the flow of electricity.
a.
resistance
c.
insulator
b.
conductor
d.
semiconductor
 

 25. 
A ___ is made of layers of semiconductor material that serves as a gate or switch for an electrical signal and can amplify the flow of electricity.
a.
insulator
c.
gage
b.
transistor
d.
semiconductor
 

 26. 
Hold an electrical charge for a period of time.
a.
diode
c.
capacitor
b.
led
d.
resistor
 

 27. 
Allows the flow of electricity to move in only one direction.
a.
diode
c.
capacitor
b.
led
d.
resistor
 
 
Image 3
nar002-1.jpg
 

 28. 
The wattage rating on image 3 is:
a.
12
c.
3.3
b.
30
d.
300
 

 29. 
Kami brings you a cable that looks like the accompanying picture. She asks you to identify it. You tell her it is:
mc029-1.jpg
a.
A cable for a keyboard
b.
A cable for a mouse
c.
A cable for a computer monitor
d.
A cable for a printer
 

 30. 
For older legacy cards using Real Mode, the BIOS must have assigned addresses in either base memory, or in ____.
a.
conventional memory
b.
upper memory
c.
high memory
d.
extended memory
 

 31. 
Devices connected to the VESA bus must run at the same clock speed as the CPU, which forces the CPU to endure frequent ____.
a.
overheating
b.
General Protection Faults
c.
parity errors
d.
wait states
 

 32. 
In Windows 9x, the file MSDOS.SYS is a ____ file that contains parameters to customize the boot.
a.
binary
b.
hexadecimal
c.
text
d.
Microsoft WORD
 

 33. 
In Windows 9x, device drivers are installed when the device is installed and information about the driver installation is kept in the ____.
a.
CONFIG.SYS file
b.
system.ini file
c.
control.ini file
d.
Registry
 

Multiple Response
Identify one or more choices that best complete the statement or answer the question.
 

 34. 
The flow of energy requires what things? (Choose all that apply)
 a.
Electrons
 d.
Neutral charge
 b.
Differential
 e.
Negative charge
 c.
Positive charge
 f.
Conductor
 

 35. 
This current is used in computer systems.
 a.
AC
 b.
DC
 

 36. 
A rectifier can change which type of current?
 a.
AC
 b.
DC
 
 
Image 3
nar002-1.jpg
 

 37. 
What is true of the power supply in image 3?
 a.
It runs only on DC
 e.
The black lead is a ground
 b.
It supplies 300 watts of power
 f.
You should load this power supply no higher than 300 watts
 c.
The yellow lead converts to 12 volts
 g.
You should load this power supply no higher than 180 watts
 d.
The supply can handle a surge output of up to 328 watts
 

 38. 
Bono is having problems. His computer started just fine yesterday. Today it won’t start up at all. Which of the following are things you should check first?
 a.
Is it plugged in?
 e.
Are the fans spinning?
 b.
Is it turned on?
 f.
Has someone changed the voltage from 115 to 230?
 c.
Is there a light on the LED on the motherboard?
 g.
Is the processor correctly seated?
 d.
Does the hard drive light come on?
 

 39. 
Which of the following might be attributed to a a faulty PSU?
 a.
intermittent turning off
 e.
Power switch fails
 b.
RAM dumps
 f.
Overheating due to fan failure
 c.
Slow fans
 g.
HDD and fan failing to spin at the same time
 d.
Computer won’t turn on sometimes
 h.
Popping circuit breaker or power strip
 

 40. 
Which of the following would be useful in supressing a surge?
 a.
surge protector
 c.
APC
 b.
UPS
 d.
Line conditioner
 

Yes/No
Indicate whether you agree with the statement.
 

 41. 
The cache controller is right about 90% of the time in anticipating what piece of data the CPU needs next.
 

Numeric Response
 

 42. 
A computer power supply converts the house voltage from ____ to 3.3, 5, or 12 volts for computer use.

 

 43. 
The UK uses __ voltage     

 

Completion
Complete each statement.
 

 44. 
__________ causes electrons to move from one atom to another.
 

 
 
nar003-1.jpg
 

 45. 
Img 1 is a
 

 

 46. 
A in Img 1 is a(n)
 

 

 47. 
B in Img 1 is a(n)
 

 

 48. 
The charge of B in Img 1 is _______
 

 

 49. 
The charge of A in Img 1 is _______
 

 
 
Image 2

nar001-1.jpg
 

 50. 
The item in image 2 is a:     
 

 

 51. 
Conductors have ____ electrons which can move around.
 

 

 52. 
A _____ controls electricity by slowing its natural flow.
 

 

 53. 
There is a direct/indirect relationship between voltage and current.
 

 

 54. 
This is the measurement of the total amount of power needed to operate an electrical device
 

 

 55. 
This is the state where there is no difference in potential between the circuit point and the earth.
 

 
 
Image 3
nar002-1.jpg
 

 56. 
This power supply would work on a(n) _______ motherboard.
 

 

 57. 
A dip in power is also known as a _______.
 

 

 58. 
A _______ means a large amount of power has blasted through the system.
 

 

Matching
 
 
grp001-1.jpg
 

 59. 

 Secondary IDE Channel
 
 
Match the DOS commands to their uses
a.
Displays the contents of a directory
f.
Moves up through a directory tree one directory
b.
Displays a directory and its subdirectories
g.
Moves you from the current subdirectory to the root directory
c.
Creates a new directory
h.
Renames a folder
d.
Creates a new file
i.
Creates a bootable disk
e.
Changes the directory to a subdirectory
j.
Renames a file
 

 60. 

 cd..
 

 61. 

 tree
 
 
grp003-1.jpg
 

 62. 

 Battery
 
 
Match the following to the kind of RAM or ROM. Answers will be used more than once.
a.
SRAM
c.
Flash memory
b.
DRAM
 

 63. 

 Most computers have a little of this.
 
 
Match the memory areas to their corresponding names
a.
First 64k of extended memory
c.
0-640k
b.
640-1024k
d.
All memory over 1 MB
 

 64. 

 extended memory
 
 
Common RAM Types
a.
ECC
h.
Uses burst mode processing
b.
Parity
i.
DDR SDRAM
c.
Non-parity
j.
RAMBUS RAM
d.
Uses multiple transistors for each cell
k.
RIMMs
e.
Uses one transistor and one capacitor per cell
l.
Credit Card or PCMCIA
f.
FPM DRAM
m.
VRAM
g.
EDO RAM
n.
CMOS
 

 65. 

 Self contained DRAM module that fits into a slot on your notebook.
 
 
Match the IRQs to their common devices
a.
0
i.
8
b.
1
j.
9
c.
2
k.
10
d.
3
l.
11
e.
4
m.
12
f.
5
n.
13
g.
6
o.
14
h.
7
p.
15
 

 66. 

 Floppy controller
 
 
Vocabulary:
Match the vocabulary word to its definition.
a.
Color depth
i.
Serial ports
b.
I/O card
j.
Interlace
c.
PCI bus IRQ steering
k.
Resolution
d.
Isochronous data transfer
l.
EPP
e.
VRAM
m.
WRAM
f.
Dual ported
n.
UART
g.
Dot pitch
o.
Make code
h.
Graphics accelerator
p.
Non-interlace
 

 67. 

 RAM on video cards that holds the data that is being passed from the computer to the monitor and can be accessed by two devices simultaneously. Higher resolutions often require more video memory.
 
 
Match the components of DirectX to its description
a.
DirectDraw
e.
DirectInput
b.
Direct3D
f.
DirectPlay
c.
DirectSound
g.
DirectShow
d.
DirectMusic
h.
DirectX
 

 68. 

 Allows display and manipulation of 3D graphics
 



 
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