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19 Cards in this Set
- Front
- Back
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1. command 2. confirmation 3. keyboard 4. pointing device 5. speech recognition |
Comp software can receive data in a flowing sequence ng data directed sa specific functions which are... (mnemonic: CoCoKePoS) |
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Command |
Tells prog what to do |
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Confirmation |
Indicates command if carried out or nah |
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Keyboard |
Enables user to input characters |
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Pointing device |
Enables user to move onscreen pointer |
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Speech recognition |
Enables to transcribe spoken words to text |
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Input |
Any info or data sent into comp for processing by input device |
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Data processing |
Conversion of raw data into meaningful info with process Data processed repeatedly until u get accurate info |
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Data processing cycle |
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Manual data processing Electrical data processing |
2 types of data processing |
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Data is raw unorganized characters symbols etc info is data put into context |
Data vs Info |
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Numeric Data Character Data |
2 types of data |
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Numeric data |
Numbers. Also binary, decimal, hexadecimal, (1A...) etc |
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Character data |
String data of alphabetical, alphanumerical(a-z, decimal, space graphic), pics, charts, maps |
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Manual data processing |
Process may have many errors and delays |
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Electronic data processing |
Use of comps for recording manipulating and summarising data |
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Real time processing Batch processing |
Under Electronic data processing (2) |
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Real time processing |
Reactions to dataWill be done in tight deadline |
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Batch processing |
Efficient way of processing high and large volume of data Group of transactions is collected over a period of time |
