CPU Components Quiz

What does CPU stand for?

• Central Processing Unit

• Central Power Unit

• Central Program Unit

• Computer Processing Unit

What is the role of the Control Unit in the CPU?

• Manages memory storage

• Performs calculations

• Regulates data flow

• Understands instructions and directs other components

Which component of the CPU is responsible for mathematical and logical operations?

• Control Unit

• Registers

• Arithmetic Logic Unit (ALU)

• Clock

What characteristic is essential for the Clock in the CPU?

• Fast and efficient

• Punctual and reliable

• Collaborative and organized

• Logical and precise

What do Registers in the CPU primarily store?

• Instructions

• Data from memory

• Control signals

• Arithmetic operations

What is the function of the Memory Address Register (MAR)?

• Stores data fetched from memory

• Stores memory addresses for data retrieval

• Holds the current instruction

• Counts the number of executed instructions

What do Buses in the CPU manage?

• The timing of operations

• The storage of memory addresses

• The execution of instructions

• The flow of data around the CPU

Which register counts the number of instructions executed?

• Current Instruction Register (CIR)

• Memory Data Register (MDR)

• Accumulator (Acc)

• Program Counter (PC)

What characteristic is important for the Arithmetic Logic Unit (ALU)?

• Fast and reliable

• Logical and precise

• Punctual and organized

• Collaborative and efficient

What does the Accumulator (Acc) register store?

• The current instruction

• Important data for calculations

• Data from the main memory

• Memory addresses