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8 Cards in this Set
- Front
- Back
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Types of data |
Text/Numbers/Sound/Image/Moving Image |
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The six components of an ICT system |
People/Data/Information/Software/Hardware/Procedures |
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Batch processing |
Data to be input to a batch processing system is collected together, over a period of time and then processed as a single operation. Don't need human interaction during batch processing.
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Interactive processing |
Interactive processing provides for a dialogue between the user and the system. There are immediate responses from the system. |
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Transaction processing |
A transaction is made up of data and processes that update (make a single change) to the data held on the system. Each transaction must be completed before the next transaction is begun. |
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Macro |
A series of commands and instructions that you can group together as a single command in order to complete a task automatically. Macros save time when you wish to perform tasks on a regular basis.
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What do peripheral devices do ? |
Communicate with hardware. Produce error reports. Translate to another form. |
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What do operating systems do ? |
boot strap .memory management. input, output. processor time. managing loads. runsystem security. |
