Computing

Exit Lesson

Operators

In this lesson, we will introduce logical and comparison operators. We will get practise in this by being given different expressions to decode to see if they evaluate to 'true' or 'false' before being tasked with modifying a 'Big Quiz' Scratch program.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.A selection statement evaluates an expression as what?

1/4

Q2.Which part of the following block of code would be considered the expression?

2/4

Q3.The lines of code following the "else" will only be executed if the expression has evaluated to false

3/4

Q4.What will be the output of this program when it is executed? (What will the sprite say?)

4/4

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.A selection statement evaluates an expression as what?

1/4

Q2.Which part of the following block of code would be considered the expression?

2/4

Q3.The lines of code following the "else" will only be executed if the expression has evaluated to false

3/4

Q4.What will be the output of this program when it is executed? (What will the sprite say?)

4/4

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Operators

Helping you to assess what you have learnt this lesson

Q1.The greater than symbol in the image below is an example of a comparison operator or a logic operator?

1/6

Q2.The greater than symbol in the image below is an example of a comparison operator or a logic operator?

2/6

Q3.Does the following statement evaluate as True or False? - (30 < 50) or (30 > 50)

3/6

Q4.Does the following statement as True or False? - (20 = 20) and (15 < 15)

4/6

Q5.Does the following statement as True or False? - not (20 = 20)

5/6

Q6.Which of the conditions would evaluate to ‘true’ with the following inputs? [2 answers]

Select two (2) boxes

6/6

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Operators

Helping you to assess what you have learnt this lesson

Q1.The greater than symbol in the image below is an example of a comparison operator or a logic operator?

1/6

Q2.The greater than symbol in the image below is an example of a comparison operator or a logic operator?

2/6

Q3.Does the following statement evaluate as True or False? - (30 < 50) or (30 > 50)

3/6

Q4.Does the following statement as True or False? - (20 = 20) and (15 < 15)

4/6

Q5.Does the following statement as True or False? - not (20 = 20)

5/6

Q6.Which of the conditions would evaluate to ‘true’ with the following inputs? [2 answers]

Select two (2) boxes

6/6

Lesson summary: Operators

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Programming essentials in Scratch: part I
is:
Count controlled iteration

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