1. What is a Computer?

2. Starter Activity: Computer or Fruit?
Which of the following are NOT (or have ever
been) a computer system?
1.Gooseberry
2.Raspberry
3.Strawberry
4.Apricot
5.Apple
6.Blackberry
What is a Computer?

3. Starter Activity: Computer or Fruit?
1.Gooseberry
2.Raspberry
3.Strawberry
4.Apricot
5.Apple
6.Blackberry
What is a Computer?

4. In this lesson you will learn about the benefits and
limitations of computers. You will look at how
computers have changed shopping and
experience the use of a chat bot .
Lesson
Objectives
 Be able to explain exactly what a computer is
 Understand how computers have developed
 Understand the benefits and limitations of computers
 Understand that computers work by instructions
What is a Computer?

5. Look at this Photo…
What is happening in this
photo?
How long ago do you think
this was?
How has technology
changed this situation?
What is a Computer?

6. Look at this Photo…
What is happening in this
photo?
What year do you think
this photo was taken?
What technology is being
used in this photo?
What is a Computer?

7. Task 1: Which is Best? Why?
Write a paragraph to discuss whether you think
technology has either improved this situation, or
how it has made it worse.
VS
What is a Computer?

8. Computers
•You have probably already used several
computers today without realising it.
•If you have sent a text, been driven in a car, or
checked your watch then you have used a
computer. The words you are reading now were
typed on a computer.
•Computers are all around us. Since they affect so
many parts of our lives, it is important to
understand what they are.
What is a Computer?

9. What is a Computer?
A computer is a machine that:
•Takes in information
•Stores this information
•Processes this information
•And gives this processed information back out.
What is a Computer?

10. Why are Computers Special?
Computers are special because they:
•Work faster than humans
•Are more accurate than humans
•Can store huge amounts of information that they
never “forget”
•Don’t get tired
Can you think of any other reasons?
What is a Computer?

11. Human Vs Computer
It might seem that computers can do almost
anything. However, here are some other important
things to remember:
•Computers don’t have brains; they are not
cleverer than humans.
•Computers don’t have feelings or “common
sense”. This means that there are lots of everyday
tasks that humans can perform that computers still
cannot.
What is a Computer?

12. Task 2: Computers Cannot!
Write down three everyday tasks that humans
perform but computers cannot (or are not very
good at).
1. __________________________
2. __________________________
3. __________________________
What is a Computer?

13. Computer Conversation
Can a computer hold a real life conversation?
Discuss your thoughts will an elbow partner.
What is a Computer?

14. Task 3: Chat Bot
Visit: http://alice.pandorabots.com/
Strike up a conversation with the online chat bot
ALICE. What problems are you finding? Why do
you think you are have having these problems.
What is a Computer?

15. Plenary: 60 Seconds
In two minutes time you will be given 60 seconds
to explain to the rest of the class what your elbow
partner has learnt today.
What is a Computer?

16. Keywords
 Be able to explain exactly what a computer is
 Understand how computers have developed
 Understand the benefits and limitations of computers
 Understand that computers work by instructions
Objectives
 Computer
 Instruction
 Chat Bot
 Barcode Reader
 Electronic Scales
 EPOS
 Touch Screen
 Printer
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What is a Computer?