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Our Digital World
Test Description: Computer Basic Information
Instructions: Answer all questions to get your test result.
1) Approximately what percent of U.S. children ages 2-17 use the Internet today?
A
45
B
85
C
25
D
72
2) Digital information is processed, sent, and stored in ______.
A
a continuous wave
B
discrete parts
C
dots and dashes
D
infrared signals
3) In computer terminology, the term program refers to
A
input
B
instructions
C
results
D
performance
4) Which computer characteristic allows the same program to be used again and again?
A
storage
B
accuracy
C
communications
D
versatility
5) Which computer characteristics refers to the capability to exchange information over networks?
A
speed
B
communications
C
storage
D
versatility
6) A network of computers confined to a relatively small geographical area is called a(n) ____________.
A
MSN
B
LAN
C
WAN
D
DNA
7) What enables users to move from one site to another on the World Wide Web?
A
online search providers
B
wide area networks
C
search engines
D
programmed links
8) Which of the following is not text data?
A
special characters
B
numbers
C
alphabetic letters
D
images
9) Which step in the information processing cycle is the computer performing when it sends information to the printer?
A
input
B
storage
C
output
D
processing
10) To which part of the information processing cycle does the system unit correspond?
A
processing
B
storage
C
input
D
output
11) Which of the following is an example of a peripheral device?
A
motherboard
B
graphics board
C
system unit
D
printer
12) The main components of the motherboard are the ___________.
A
system unit and main circuit board.
B
microprocessor and secondary storage.
C
internal memory and CPU.
D
CPU and microprocessor.
13) Which type of hardware device allows the user to retrieve information?
A
output device
B
input device
C
the system unit
D
storage device
14) An example of an output device is a
A
monitor
B
modem
C
microphone
D
zip drive
15) Which one of the following is the most important piece of software in a computer system?
A
utility software
B
operating system
C
application software
D
communications software
16) Software that scans for viruses is an example of
A
utility software
B
operating software
C
application software
D
communications software
17) Which type of software allows the user to prepare a spreadsheet?
A
system software
B
communications software
C
utility software
D
application software
18) What does GIGO mean?
A
Garbage Information Garbage Only
B
Go In Get Output
C
Get Intelligence Get Output
D
Garbage In Garbage Out
19) ___________ using specail equipment and programs allow computers to communicate with each other through telephone lines, cable connections, and satellites.
A
cell phone
B
Networks
C
PDA
D
search engine
20) Our school uses a ____________ network.
A
local area
B
school area
C
small area
D
wide area
*select an answer for all questions
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