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