Our Digital World Question Preview (ID: 17451)
Computer Basic Information.
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Approximately what percent of U.S. children ages 2-17 use the Internet today?
a) 25
b) 45
c) 72
d) 85
Digital information is processed, sent, and stored in ______.
a) dots and dashes
b) discrete parts
c) infrared signals
d) a continuous wave
In computer terminology, the term program refers to
a) performance
b) input
c) results
d) instructions
Which computer characteristic allows the same program to be used again and again?
a) versatility
b) storage
c) communications
d) accuracy
Which computer characteristics refers to the capability to exchange information over networks?
a) communications
b) storage
c) speed
d) versatility
A network of computers confined to a relatively small geographical area is called a(n) ____________.
a) DNA
b) WAN
c) LAN
d) MSN
What enables users to move from one site to another on the World Wide Web?
a) online search providers
b) search engines
c) programmed links
d) wide area networks
Which of the following is not text data?
a) alphabetic letters
b) images
c) numbers
d) special characters
Which step in the information processing cycle is the computer performing when it sends information to the printer?
a) storage
b) processing
c) input
d) output
To which part of the information processing cycle does the system unit correspond?
a) input
b) output
c) storage
d) processing
Which of the following is an example of a peripheral device?
a) graphics board
b) system unit
c) motherboard
d) printer
The main components of the motherboard are the ___________.
a) microprocessor and secondary storage.
b) system unit and main circuit board.
c) CPU and microprocessor.
d) internal memory and CPU.
Which type of hardware device allows the user to retrieve information?
a) input device
b) output device
c) the system unit
d) storage device
An example of an output device is a
a) monitor
b) microphone
c) zip drive
d) modem
Which one of the following is the most important piece of software in a computer system?
a) communications software
b) utility software
c) application software
d) operating system
Software that scans for viruses is an example of
a) operating software
b) utility software
c) application software
d) communications software
Which type of software allows the user to prepare a spreadsheet?
a) utility software
b) application software
c) system software
d) communications software
What does GIGO mean?
a) Go In Get Output
b) Get Intelligence Get Output
c) Garbage In Garbage Out
d) Garbage Information Garbage Only
___________ using specail equipment and programs allow computers to communicate with each other through telephone lines, cable connections, and satellites.
a) Networks
b) PDA
c) cell phone
d) search engine
Our school uses a ____________ network.
a) wide area
b) local area
c) school area
d) small area
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