2. Components of the CPU

What does CPU stand for?

• Central Processor Unit

• Control Processing Unit

• Central Processing Unit

• Control Processor Unit

What is the name of the register which stores the results of the ALU?

• Program Counter

• Accumulator

• Memory

• Arithmetic

Which of these is found in the CPU?

• Graphics Card

• RAM

• Hard Disk Drive

• Program Counter

What is held in cache memory?

• regularly used data

• frequently used optical drives

• frequently used instructions

• regularly used network cards

What is the purpose of the CPU?

• It protects against viruses

• It stores the operating system

• It is the brains of the computer

• It processes all the data and instructions that make the system work

What is the primary function of the ALU?

• To perform logic operations

• To perform arithmetic calculations

• To store memory addresses

• To control the flow of data

What is the role of the Control Unit?

• Conduct calculations

• Sends signals to control the flow of data

• Overall control of the CPU

• Execute program instructions

Why is the capacity of cache memory in desktops and laptops generally quite low?

• More expensive than other types of memory

• It is not as fast as other memory such as RAM

• Users generally don't require such high end performance

• Limitations on physical space

What does MDR stand for?

• Memory Date Register

• Memory Address Register

• Memory Data Register

• Memory Data Review

What does MAR stand for?

• Memory Date Register

• Memory Address Register

• Memory Data Register

• Memory Address Review