What is the purpose of cache memory?

To store frequently used instructions

What is the purpose of RAM

To store data and instructions that are currently in use

What is the purpose of the CPU?

To fetch and execute instructions

What is the job of a GPU?

Perform rapid calculations for graphics processing

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GCSE Hardware

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EDUQAS GCSE Hardware topic

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Questions 14

Answers

1
Which of these is a typical clock speed of a modern CPU?
15 mph
2 Mb
8 Megapixels
3 Ghz
2
What is the purpose of cache memory?
To fetch and execute instructions
To store data and instructions permanently
To store frequently used instructions
To store data and instructions that are currently in use
3
In a typical PC, which of thise has the largest capacit?
Cache memory
RAM
ROM
Hard Disk
4
What is the purpose of RAM
To store data and instructions that are currently in use
To store frequently used instructions
To fetch and execute instructions
To store data and instructions permanently
5
Which of these is the most suitable storage solution for a portable action camera?
Solid State Drive
Magnetic Hard Drive
Optical Drive
Magnetic Tape Drive
6
Which of these is true of a RISC processor?
Requires more power
Faster to execute complex instructions
Requires more RAM
Cheaper to mass produce
7
Which is an INPUT device?
CPU
Memory Stick
Speaker
Microphone
8
What is the purpose of the CPU?
To store data and instructions that are currently in use
To fetch and execute instructions
To store data and instructions permanently
To store frequently used instructions
9
Which part of the CPU deals with mathematical and logical operations?
ALU
Cache Memory
Registers
Control Unit
10
What is the job of a GPU?
Connect all the PCs components together
Fetch and execute instructions
Perform rapid calculations for graphics processing
Process audio signals
11
Which of these will make a CPU run faster?
Increasing the number of registers
Increasing the Cache memory
Unplugging some output devices
Reducing the clock speed
12
Which is the largest?
Gigabyte
Kilobyte
Yottabyte
Exabyte
13
How many kilobytes are in a gigabyte?
1000
1000000
10-
10000
14
Which of these in NOT a register in the CPU
Memrory Address Register
Data Register
Program Counter
Current Instruction Register

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