4268091
Description
Flashcards by Laura Cowan, updated more than 1 year ago
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Created by Laura Cowan
over 8 years ago
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| Question | Answer |
| What does CPU stand for? | Central Processing Unit. |
| Is a microphone an input or output device? | Input. |
| Is a printer an input device? | no, output. |
| Name 3 storage devices. | HDD Flash Memory SSD Cloud Dropbox |
| What is the main purpose of the CPU? | Its the brain of the computer. |
| What is the cycle called where instructions from main memory are continuously repeated? | Fetch, Decode and Execute cycle. |
| What is clock speed? | It relates to the number of instructions carried out per second. |
| What does it mean is a CPU has a clock speed of 3GHz? | 3 billion instructions per seconds. |
| What does the G in 3GHz stand for? | Billion. |
| What does the M in 2MHz stand for? | MIllion. |
| What does quad core mean? | It means 4 CPUs. |
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