These flashcards cover all the information needed to know for Topic 2 of the GCSE OCR Computing Course. It include exam questions and general knowledge needed to ace the topic.
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Created by Iron Branch
about 9 years ago
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Copied by crayzeeninja500
about 9 years ago
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Explain the term hardware.
What are hardware components?
All data and instructions are stored in RAM, as?
What is the computer architecture?
What does the CPU stand for, and what is it's function in the computer?
What does ALU stand for, and what is it's function in the computer?
What is the control unit's function in the computer?
Explain the fetch-execute cycle.
What is the boot sequence?
What is a boot loader?
What happens after the boot sequence is completed?
Give an three examples of how fast the CPU can process data.
Explain what CPU clock speed is.
Explain the term hertz.
Explain the term gigahertz.
Explain what cache memory is.
Why is the cache memory important?
Give both an advantage and disadvantage of having multiple processor cores.
State on advantage and one disadvantage of a dual core processor over a single-core processor.
What is 'RAM'?
Give two or more examples of what's stored in RAM.
What is 'ROM'?
Give two or more examples of features of RAM.
Give two or more examples of features of ROM.
What is virtual memory?
What effect does virtual and main memory have on processing speed?
Why does a computer have both ROM and RAM?
How would installing extra RAM affect the use of virtual memory and what effect does this have on the performance of the computer?
What is flash memory?
Give three examples of flash memory.
What are the three main logic gates?
What features does the AND gate have?
What features does the OR gate have?
What features does the NOT gate have?
What is 'NAND' gate, and what features does it have?
What is a 'NOR' gate and what features does it have?
What is an 'EXOR' gate and what features does it have?
What is an 'EXNOR' gate and what features does it have?
