Starter Open “Quiz” from the Department Share or VLE See if you can unscramble the letters to...

Starter

• Open “Quiz” from the Department Shareor VLE

• See if you can unscramble the letters to get the keywords for today's lesson…

Lesson Objectives

By the end of the lesson you will be able to:

1. Identify different data types

2. Select appropriate data types for a given set of data

Data…

• What is data?

• In 10 words or less, write down what you understand data to be…

Data…

• Data is raw facts and figures.

• Data on it’s own has no meaning.

• Some examples:

a3z

B2.2d2d4

wig

Data Types

• Data comes in many different forms.

• It could be all stored in the same way but it wouldn’t be very useful.

• This is why we have Data Types.

Task 1

Open the “What are Data Types”PowerPoint from the shared area.

Read it…

Task 2

• Either create a mind map / spider diagram or traditional plain old notes in your book about each data type.

• You must include the name of the data type, a description and an example.

• Extension: find out WHY each data type is needed.

Task 3

• Complete the worksheet you have been given.

• This will be completed for homework if you don’t finish it during the lesson.

• Stick the worksheet in your book.

Exam Questions

Exam Questions

Exam Questions

Plenary

Without looking in your book…

Explain to the person sitting next to you what a data type is…

Then swap over so the other person can explain two reasons why selecting the correct data type is important.

Write your answers down in your book.