# test data

Verification
Validation
Double entry
Range Check
Visual check
Length check
Check digit
Data type check
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Slide 1: Drag question
Computing

This lesson contains 12 slides, with interactive quizzes, text slides and 1 video.

## Items in this lesson

Verification
Validation
Double entry
Range Check
Visual check
Length check
Check digit
Data type check

#### Slide 1 -Drag question

Lesson Objectives
Explain test data
Using given data explain each  using given criteria
Explain check digit by using given criteria

#### Slide 2 -Slide

Who can explain what the previous slide algorithm wants you to investigate

#### Slide 4 -Video

00:00
Identify normal test data in this sequence: E, f, g, h, i ,j, m

#### Slide 5 -Open question

00:10
Identify extreme test data in this sequence: E, f, g, h, i ,j, m

#### Slide 6 -Open question

00:19
What is abnormal data using the following date:
-3, -2 , -1, 0, 1, 2, 3

Test data

#### Slide 8 -Mind map

Plenary-Check digit -13
9 7 8 1 9 0 6 1 2 4 0 0
In the numbers above identify all the odd numbers
In the numbers above identify all the even numbers

What is the check digit?
9 7 8 0 3 4 0 9 8 3 8 2

#### Slide 9 -Slide

Plenary-Check digit -13
identify the odd numbers by color coding them - 9 7 8 0 3 4 0 9 8 3 8 ?

#### Slide 10 -Open question

Work out the check digit for the following number: 9 7 8 0 3 4 0 9 8 3 8 2 ? = check digit

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