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GCSE Computer Science Quiz on CPU and Memory, created by Levnt on 23/05/2016.

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CPU and Memory

Question 1 of 10

1

What hardware defines a computer?

Select one of the following:

  • CPU and GPU

  • CPU and memory

  • CPU and storage

Explanation

Question 2 of 10

1

What does 'volatile' mean for a computer's memory?

Select one of the following:

  • Data and instructions remain stored even when the computer is switched off

  • Data and instructions may cause the computer to crash

  • Data and instructions are lost when the computer is switched off

Explanation

Question 3 of 10

1

Which is the fastest kind of memory for the CPU to access?

Select one of the following:

  • Random access memory

  • Level-1 cache memory

  • Level-2 cache memory

Explanation

Question 4 of 10

1

Which of these is often true about a RISC mobile processor when compared to a CISC processor?

Select one of the following:

  • RISC processor speed is faster than CISC so games and video playback are faster

  • The RISC processor has a larger set of instructions

  • The RISC processor speed is slower to preserve battery life and avoid overheating

Explanation

Question 5 of 10

1

Which types of memory might be used when the computer swaps data in and out of virtual memory?

Select one of the following:

  • Random access memory and cache memory

  • A hard disk drive and random access memory

  • A hard disk drive and cache memory

Explanation

Question 6 of 10

1

What is 'benchmarking'?

Select one of the following:

  • A test used to measure the amount of memory that a computer has

  • A test used to measure the number of cores in a CPU

  • A test used to measure the performance of a computer

Explanation

Question 7 of 10

1

Which of these cannot be changed once a program has been stored there?

Select one of the following:

  • RAM

  • PROM

  • EEPROM

Explanation

Question 8 of 10

1

How does data travel between the processor and the computer's RAM?

Select one of the following:

  • Through the expansion ports

  • Using peripherals

  • Using buses

Explanation

Question 9 of 10

1

Which of these scenarios is NOT the result of overclocking?

Select one of the following:

  • The computer will end up displaying the incorrect time and date

  • Processes might not be completed before the next instruction is carried out

  • The CPU could overheat

Explanation

Question 10 of 10

1

What is 'cache'?

Select one of the following:

  • It stores program operations and data while a program is being executed

  • It executes programs using the fetch-decode-execute cycle

  • It is a small amount of memory which is a part of the CPU

Explanation

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