4268056
Description
Flashcards by Savannha foxx , updated more than 1 year ago
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Created by Savannha foxx
almost 9 years ago
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| Question | Answer |
| what would be some examples of an output device ? | Speakers , printers , ear phones |
| What would be some examples of an input device ? | Microphone , keyboard , mouse |
| what are some examples of storage devices ? | Memory stick , hard disk drive , sd card |
| What does CPU stand for ? | Central processing unit |
| What is the main purpose of the CPU ? | Fetch , code and execute instructions continuously |
| What does it mean if a CPU has a clock speed of 1GHz ? | It can do 1 billion calculations |
| What does 1GHz mean ? | 1 Billion gigahertz |
| What is the cycle of the processor follows ? | Fetch - Decode - Execute |
| Explain the process of fetch,decode and execute cycle | Counts programs and hold address in ram it fetches instructions to the main memory |
| What is clock speed ? | It relates to the number of instructions carried out per second |
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