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Description
Flashcards by Lyssa Badger, updated more than 1 year ago
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Created by Lyssa Badger
over 11 years ago
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| Question | Answer |
| CPU stands for? | Central Processing Unit |
| The function of a CPU is... | the FETCHING and EXECUTING of instructions stored in memory |
| Draw a diagram of the Function of a CPU | |
| The result of an executed process is stored where? | Register |
| What carries out the calculations/decodes? | ALU: Arithmetic Logic Unit |
| What is a CPU Core? | Contains a number of microprocessors |
| What is Cache? | Cache is a type of computer memory which can be accessed much faster than RAM. The CPU looks in the cache for the data it needs, retrieves it and processes. |
| What types of Cache are there? | A level 1 (L1) cache is a memory bank built into the CPU chip. A level 2 cache (L2) is a secondary staging area that feeds the L1 cache. |
| What is clock speed? | The operating speed of a CPU, in cycles per second (megahertz). |
| The speed of the clock determines what? | The basic performance of the CPU- faster it goes the more powerful the computer. |
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