CPU FDE Edexcel GCSE Computer Science

Which CPU component decodes the instructions fetched from main memory.

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component is responosible for telling all other components what to do and when.

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component controls how many FDE sycles are completed every second?

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component dictates the maximum number of instrcutions which can be executed each second?

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component performs any calculations and returns the result.

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component performs any logical operations and returns the result.

• ALU

• Cache

• Clock

• Control Unit

• Registers

Which CPU component are very very small stirage locations designed to store a very specific item of data.

• ALU

• Cache

• Clock

• Control Unit

• Registers

The processor executes one ??? at a time.

• Instruction

• Program

• Byte

• Bit

The creator of the stored program concept used by computers today is called the Von Neuman ???.

• Architecture

• Model

• System

• Design

Which of these can affect a CPU's performance

• Amount of cores

• Clock speed

• Cache size

• All of them