Name: 
 

UIT Chapter 4 Study Guide


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

 1. 
An integrated circuit embodies what is called ________ technology. 
a.
internet
c.
solid state
b.
network
d.
wireless
 

 2. 
How many calculations could ENIAC perform per second? 
a.
5,000
c.
7,000
b.
6,000
d.
8,000
 

 3. 
Which company developed the first transistor in 1947? 
a.
Intel
c.
Hewlett Packard
b.
Bell Labs
d.
Dell
 

 4. 
The tiny piece of silicon that houses millions of microminiature electronic circuits is called a ________. 
a.
conductor
c.
bay
b.
chip
d.
bus
 

 5. 
The two digits used in the binary system are ________. 
a.
0 and -1
c.
1 and 2
b.
0 and 1
d.
-1 and 1
 

 6. 
A shelf or opening in a computer used for the installation of electronic equipment is called a ________. 
a.
bay
c.
port
b.
drive
d.
socket
 

 7. 
The device that converts AC to DC to run the computer is called ________. 
a.
surge protector
c.
uninterrupted power supply
b.
power supply
d.
voltage regulator
 

 8. 
One million ticks of the system clock per second is called ________. 
a.
megahertz
c.
kilohertz
b.
gigahertz
d.
hertz
 

 9. 
High speed storage areas that temporarily store data during processing are called ________. 
a.
buses
c.
registers
b.
ports
d.
bays
 

 10. 
Electrical data roadways through which bits are transmitted within the CPU and other components of the motherboard are called ________. 
a.
cables
c.
ports
b.
buses
d.
signals
 

 11. 
Which port is used to transmit slow data over long distances? 
a.
serial
c.
USB
b.
parallel
d.
SCSI
 

 12. 
Which of the following ports transmit data to up to 127 devices in a daisy chain? 
a.
serial
c.
USB
b.
parallel
d.
SCSI
 

 13. 
Which of the following ports allow cableless connections over a few feet? 
a.
dedicated
c.
SCSI
b.
USB
d.
IrDA
 

 14. 
Which type of cards are used for remote communications via phone lines? 
a.
sound cards
c.
NIC cards
b.
modem cards
d.
PC cards
 

 15. 
A byte represents ________. 
a.
one character
c.
a string
b.
eight characters
d.
binary large object
 

 16. 
A byte is made up of ________ bits. 
a.
two
c.
six
b.
four
d.
eight
 

 17. 
Power supply units are rated in ________. 
a.
kilobytes
c.
joules
b.
megabytes
d.
ohms
 

 18. 
How many bytes make up a kilobyte? 
a.
8
c.
1024
b.
256
d.
2048
 

 19. 
One ________ equates to about 500 pages of text. 
a.
byte
c.
megabyte
b.
kilobyte
d.
gigabyte
 

 20. 
About 1 billion bytes is a ________. 
a.
kilobyte
c.
terrabyte
b.
gigabyte
d.
petabyte
 

 21. 
Which type of processor is designed to let the operating system divide the work over more than one processor? 
a.
Multithreaded
c.
Multicore
b.
Air-cooled
d.
All of these
 

 22. 
Which of the following is NOT an expression of floating point, or flop, operations? 
a.
megaflops
c.
microflops
b.
teraflops
d.
gigaflops
 

 23. 
A ________ is one-trillionth of a second 
a.
millisecond
c.
nanosecond
b.
microsecond
d.
picosecond
 

 24. 
The CPU is made up of two parts: the control unit and the ________. 
a.
ALU
c.
CDROM
b.
RAM
d.
RISC
 

 25. 
Which of the following is NOT a part of the CPU? 
a.
bus
c.
control unit
b.
register
d.
bay
 

 26. 
Which of the following memory chips are used to store fixed start-up instructions? 
a.
RAM
c.
CMOS
b.
ROM
d.
Flash
 

 27. 
Which of the following is NOT a form of nonvolatile memory? 
a.
RAM
c.
CMOS
b.
ROM
d.
Flash
 

 28. 
Which type of memory module has RAM chips on both sides? 
a.
SIMM
c.
M-RAM
b.
DIMM
d.
OUM
 

 29. 
Which of the following is not a method of speeding up data traveling between memory and CPU? 
a.
interleaving
c.
caching
b.
bursting
d.
pipelining
 

 30. 
The process in which the CPU alternates communication between two or more memory banks is called ________. 
a.
interleaving
c.
bursting
b.
pipelining
d.
hyperthreading
 

 31. 
Which of the following is a form of superscalar architecture? 
a.
pipelining
c.
bursting
b.
hyperthreading
d.
interleaving
 

 32. 
Which of the following converts signals from the computer into video signals that can be displayed as images on a monitor.? 
a.
accelerator card
c.
fax modem card
b.
video card
d.
sound card
 

 33. 
Which of the following cards permits a microcomputer to be used as a terminal for a larger computer system? 
a.
accelerator
c.
coprocessor
b.
cache
d.
emulator
 

 34. 
Which of the following cards allow remote communication via cable? 
a.
sound cards
c.
network interface cards
b.
modem cards
d.
PC cards
 

 35. 
Which of the following is NOT a secondary storage device? 
a.
floppy disk
c.
ROM
b.
hard disk
d.
Flash memory card
 

 36. 
Which of the following is also called a versatile disk? 
a.
CD-ROM
c.
CD-RW
b.
CD-R
d.
DVD-ROM
 

 37. 
Smart cards are well-suited for prepaid, disposable applications such as ________. 
a.
telephone debit cards
c.
parking tickets
b.
bank transactions
d.
tax payments
 

 38. 
Which of the following disks can be rewritten many times? 
a.
CD-ROM
c.
CD-RW
b.
CD-R
d.
DVD-ROM
 

 39. 
The type of optical disk designed to enable recording, rewriting, and playback of high-definition (HD) video, as well as storing large amounts of data, is ________. 
a.
DVD-R
c.
CD-RW
b.
DVD+RW
d.
Blu-ray
 

 40. 
In which of the following applications are smart cards NOT be used? 
a.
telephone debit
c.
building entrance
b.
backing up data
d.
bridge toll
 

 41. 
Data is represented by magnetized or non-magnetized spots on a ________. 
a.
tape cartridge
c.
smart card
b.
magnetic tape
d.
optical card
 

 42. 
Which of the following is a good media source for backing up large files? 
a.
tape drive
c.
DVD
b.
Blu-Ray
d.
All of these
 

 43. 
Which of the following is based on the theory of physics that explains the erratic behavior of the atom? 
a.
DNA computing
c.
Quantum computing
b.
Optical computing
d.
Nanotechnology
 



 
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