8613598
Description
Flashcards by Jordan Muggleton, updated more than 1 year ago
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Created by Jordan Muggleton
almost 9 years ago
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| Question | Answer |
| The Processor | Device that carries out computation by following instructions, in order to produce an output |
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Main Memory
Image:
Ram (image/jpeg)
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Stores data and instructions that will be used by a processor |
| Fetch-execute cycle | The continuous process carried out by the processor when running programs |
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Random Access Memory (RAM)
Image:
78064 (image/jpeg)
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Stores data and can be read to and written from |
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Chip
Image:
Generic Cpu (image/jpeg)
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Electronic component contained within a thin slice of silicon |
| Read Only Memory (ROM) | Stores data and can be read from but not written to |
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Bus
Image:
System Bus (image/png)
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Microscopic parallel wires that transmit data between internal components |
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Data bus
Image:
System Bus (image/png)
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Transfers data to and from the processor and memory |
| Input/Output (I/O) controller | Controls the flow of information between the processor and the input and output devices |
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Word length
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Bits (image/jpeg)
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The number of bits that can be addressed, transferred or manipulated as one unit |
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Address bus
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Addrsbus (image/gif)
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Used to specify a physical address in memory, so that the data bus can access it |
| Addressable memory | The concept that data and instructions are stored in memory using addresses |
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Control bus
Image:
System Bus (image/png)
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Controls flow of data between the processor and other parts of the computer |
| Von Neumann architecture | Technique for building a processor where data and instructions are stored in the same memory and accessed via buses |
| Harvard Architecture | Technique for building a processor that uses separate buses and memory for data and instructions |
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