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17 Cards in this Set
- Front
- Back
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The largest and fastest type of computer costing billions of dollars and are used to when tremendous amounts of data need to be processed
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Supercomputer
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What four components make up a computer system?
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Hardware
Software Data People |
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Tangible, physical equipment that can be seen and touched
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Hardware
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Intangible set of instructions that tell the computer what to do
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Software
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New or "raw" facts entered into the computer to be processed
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Data
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What 4 things must a computer do in order to be called a computer?
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1--Receive data
2--Process data 3--Store data 4--Produce a result |
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What are the arithmetic operations that a computer performs?
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Addition
Multiplication Subtraction Division |
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What are the three operations of a computer?
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Arithmetic Operations
Logical Comparisons Storage and Retrieval |
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What was one disadvantage of the earlier computers from the 1950's, 1960's and 1970's?
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--large
--limited in what they could do --temperature sensitive --difficult to repair |
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What year was the first personal computer sold?
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1977
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What is the most popular type of computer?
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Small desktop computers
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This computer is also called a personl computer. What is it?
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Microcomputer
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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.
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Microcomputer
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This type of computer has the same capabilities as a desktop computer, is usually smaller, but more expensive and is portable.
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Notebook or Laptop computer
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A computer that can be held in the hand and has limited capabilities and lacks traditional components such as a keyboard.
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PDA--Personal Digital Assistant
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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
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Minicomputer
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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
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Mainframe computers
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