CPU Recap Quiz

What is the purpose of the decode step in the fetch-decode-execute cycle?

• To interpret the instruction
• To fetch the instruction from memory
• To execute the instruction
• To store the instruction in memory

What happens during the execute step of the fetch-decode-execute cycle?

• The instruction is performed
• The instruction is stored in memory
• The instruction is decoded
• The instruction is fetched from memory

What is the purpose of the fetch step in the fetch-decode-execute cycle?

• To retrieve the instruction from memory
• To execute the instruction
• To store the instruction in memory
• To interpret the instruction

Which component of CPU stores the address of the next instruction to be executed?

• Program Counter (PC)
• Memory Address Register
• Accumulator
• Instruction Register

Which component is responsible for executing instructions in a Central Processing Unit?

• ALU
• Accumulator
• Cache
• CU

Which component stores the temporary data and instructions that the Central Processing Unit needs to access quickly?

• Cache
• RAM
• Accumulator
• MDR

Which component is responsible for fetching instructions and data from memory for the Central Processing Unit to use?

• Control Unit
• Address Bus
• MAR
• MDR

Which components of the Central Processing Unit are responsible for storing and manipulating data?

• Registers
• Cache
• CU
• ALU