CPU

sayer.l18
Flashcards by sayer.l18, updated more than 1 year ago
sayer.l18
Created by sayer.l18 over 5 years ago
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CPU flashcards.

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Question Answer
What does CPU stand for? Central Processing Unit
What is the main purpose of the CPU? To fetch, decode and execute data
What is clock speed? The number of instructions of calculations carried out per second
What does quad core mean? There are 4 CPU's
What is the difference between GHz and MHz? GHz = Billion instructions per second MHz= Million instructions per second
What does it mean if a CPU has a clock speed of 4GHz? 4 billion instructions per second
If you have more cores, how does this affect the computer? It can perform quicker as there is more CPU's
If there are 3 million instructions being carried out per second, what is the clock speed of the CPU? 3MHz
What is it called if there are 8 cores? Octocore
What are registers? Small storage locations in the CPU
Where is the cache located? It sits between the CPU and main memory of your computer
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