Lesson details

Key learning points

  1. In this lesson, we will be introduced to the CPU and von Neumann architecture. We will learn about the individual components of the CPU and their roles in computation, along the way finding out about von Neumann and his theories that form the basis of modern computer architecture.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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5 Questions

Q1.
Which of the following is only true of general purpose computers?
Correct answer: They are able to accomplish a variety of tasks.
They have a screen.
They process data into useful information.
They use hardware and software.
Q2.
What do embedded systems have in common?
They all control motors.
They are small.
Correct answer: They are specialised to a specific use.
They need to be plugged in to turn on.
Q3.
Which of these are examples of embedded systems? (Tick 3 boxes)
Correct answer: Bluetooth speaker.
Correct answer: Coffee maker.
Games console.
Laptop.
Mobile phone.
Correct answer: Thermostat.
Q4.
What is the main role of an Operating system?
Correct answer: Facilitating communication between hardware and software.
Playing video from the internet.
Providing power to the computer.
Used to type text into a document.
Q5.
Which of these is not an operating system?
Android.
Linux.
Correct answer: Microsoft Word.
Windows.

4 Questions

Q1.
Von Neumann architecture requires which parts of a computer program to be stored in memory?
Correct answer: Instructions and data
Just data
Just instructions
Neither instructions nor data
Q2.
Which part of the CPU controls the components and manages the instructions to be executed?
Arithmetic Logic Unit
Buses
Clock
Correct answer: Control unit
Q3.
Which component carries data around the CPU?
Arithmetic Logic Unit
Correct answer: Buses
Clock
Registers
Q4.
What are the small memory locations located within the CPU called?
Buses
RAM
Correct answer: Registers
ROM