FDE Quiz

Which part of the CPU controls the components and manages the instructions to be executed?

• Arithmetic Logic Unit

• Bus

• Clock

• Control Unit

Which component carries data around the CPU?

• ALU

• Bus

• Clock

• Register

During the fetch stage of the FDE cycle, where are the instructions fetched from?

• A memory stick

• Current instruction register

• Hard-drive

• RAM

During the execute stage, which CPU component tells the other components what to do?

• ALU

• Clock

• Control Unit

• Registers

What are the small memory locations located within the CPU called?

• Buses

• RAM

• Registers

• ROM

At which stage are results stored in the Accumulator?

• Decode

• Execute

• Fetch

• None of them

What does the program counter do during the fetch stage?

• Counts how long the fetch takes

• Stores next instruction

• Increases by 1

• Nothing

Which of the following is a true statement about the ALU during the Fetch-Decode-Execute cycle?

• It stores the instruction fetched from memory

• It decodes the fetched instruction

• It performs arithmetic and logical operations specified by the instruction

• It increments the program counter

During which phase of the Fetch-Decode-Execute cycle is the instruction interpreted to determine the required action?

• fetch

• execute

• decode

• store

Von Neumann architecture requires which parts of a computer program to be stored in memory?

• Instructions and data

• just data

• just instruction

• Neither of them