If, If Else & Relational Operators

If, If Else & Relational Operators

Using selection statements in code and flowcharts

Multiple Select

What are you going to learn to do in this lesson?

• Use relational operators

• Use flowchart decision symbol

• Use if/if else constructs

• Use repeat/while for looping

Multiple Choice

Inequality operator for 'greater than' ?

• <

• >

• <>

• >=

Multiple Choice

Meaning of >= operator?

• Greater than or equal to

• Less than or equal to

• Greater than

• Equal to

Multiple Choice

Meaning of != operator?

• Greater than or equal to

• Assignment

• Not equal to

• Equal to

Multiple Choice

a = 3

b = (a == 4)

print(a, b)

What is the output?

• 3 False

• a b

• 3 True

• 4 4

Multiple Choice

Flowchart symbol for a decision?

Multiple Choice

Which is the correct flowchart for this code?

Multiple Choice

Which Python code corresponds to this flowchart?

Open Ended

Write down all the relational (equality) operators in Python...

Open Ended

Create your own if ... else ... construct in Python ...

Multiple Select

After this lesson I am now able to ....

• Use if / if else constructs

• Make flowcharts with decisions

• Use relational operators in conditions

Poll

How much of this lesson have you understood?

• None of it

• Some of it

• Most of it

• All of it