1.1 Lesson 2 The CPU & von Neumann

What does CPU stand for?

• Central Processing Unit
• Computer Protocol User
• Cool Pokemon Unit
• Computer Processing Unit

What is the main purpose of the CPU?

• To Fetch, Decode and Execute Instructions (in MEMORY).

• To perform calculations.

• To render graphics on a screen.

• To manage the computer system.

What are the MAIN COMPONENTS of the CPU? (Tick all that are correct).

• ALU

• CU

• Registers

• Cache MEmory

• BIOS

Which of these are REGISTERS in the CPU? (Tick ALL that are correct)

• Accumulator

• ALU

• Program Counter

• Memory Address Register

• Control Bus Register

The purpose of the CPU is to ____. 

• Process data
• Store data

CPU carries out a cycle called___. 

• Execute-decote-fetch
• Fetch-decode-execute
• Fetch-execute-decode
• Decode-execute-fetch

____ is a small amount of memory which is a part of the CPU - closer to the CPU than RAM.

• Cache
• Core
• Intel
• Clock speed

It consists of two parts: 
Arithmetic part and Logic part

• RAM
• Clock speed
• ALU
• Cache

___ are circuits on the motherboard that connect the CPU to other components. There are many ____ on the motherboard. 

• Cores
• Buses
• Hard drives
• Clocks

Describe the tasks that the control unit carries out

• Fetches the data/instructions, decodes it and sends the signals via buses to the hardware components.

• Carries out calculations and comparisons, to see if one value is larger than another.