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11 Cards in this Set
- Front
- Back
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Keylogger |
A program that records every keystroke of a computer user, often to gain confidential data to commit fraud |
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Kilobyte |
1024 bytes |
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Layering |
Rules organised into a district order in which they need to be applied |
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Logic circuit |
A circuit made up of logic gates |
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Logic error |
When the logical structure of a program produces unexpected results |
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Logic gate |
A circuit that produces an output based on the inputs |
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Memory address register (MAR) |
Stores the location for the data to be fetched from or sent to memory |
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Memory data register (MDR) |
Stores data that has been fetched from or is waiting to be sent to memory |
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Metadeta |
Data about data. In the case if an image, information about the image data that allows the computer to recreate the image from the binary data in the file |
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Nonvolatile memory |
Retains data even when the power is turned off |
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NOT |
A logic gate that outputs the opposite value to the input |
