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17 Cards in this Set

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  • Back
The largest and fastest type of computer costing billions of dollars and are used to when tremendous amounts of data need to be processed
Supercomputer
What four components make up a computer system?
Hardware
Software
Data
People
Tangible, physical equipment that can be seen and touched
Hardware
Intangible set of instructions that tell the computer what to do
Software
New or "raw" facts entered into the computer to be processed
Data
What 4 things must a computer do in order to be called a computer?
1--Receive data
2--Process data
3--Store data
4--Produce a result
What are the arithmetic operations that a computer performs?
Addition
Multiplication
Subtraction
Division
What are the three operations of a computer?
Arithmetic Operations
Logical Comparisons
Storage and Retrieval
What was one disadvantage of the earlier computers from the 1950's, 1960's and 1970's?
--large
--limited in what they could do
--temperature sensitive
--difficult to repair
What year was the first personal computer sold?
1977
What is the most popular type of computer?
Small desktop computers
This computer is also called a personl computer. What is it?
Microcomputer
This type of computer is used at home or at the office by one person; typically used for writing papers or letters, tracking personal finances, playing games and surfing the Internet.
Microcomputer
This type of computer has the same capabilities as a desktop computer, is usually smaller, but more expensive and is portable.
Notebook or Laptop computer
A computer that can be held in the hand and has limited capabilities and lacks traditional components such as a keyboard.
PDA--Personal Digital Assistant
Even though this computer has the same capabilities as a microcomputer, it is usually larger and used by companies that have many users and large amounts of data
Minicomputer
Computers that serve as centralized storage, processing and management of very large amounts of data, costs thousands of dollars and are used manily by large organizations and government agencies
Mainframe computers