Data Types and Variables

Data Types and Variables

Primitive types and assignment

Multiple Select

In this lesson I am going to learn to ... ?

• Recognise Primitive data types

• Define 'variable'

• Create meaningful variables

• View variable values in IDE

Fill in the Blank

What is a named or labelled data value stored in memory called?

Multiple Select

Choose all the properties of a variable ...

• Name/Label

• Value

• Data type

• Address in memory

Multiple Choice

Which one of these variable names is written using camel case?

• studentAge

• studentage

• student_age

• StudentAge

Multiple Select

Choose all the variable names that are meaningful ...

• houseColour

• tutorGroup

• a1

• favFood

• xyZ

Multiple Choice

Which data type is this data?

42

• int

• char

• bool

• float

Multiple Choice

Which data type is this data?

'x'

• int

• char

• bool

• float

Multiple Choice

Which data type is this data?

False

• int

• char

• bool

• float

Multiple Choice

Which data type is this data?

9.99

• int

• char

• bool

• float

Multiple Select

Choose all the integers ...

• 1

• 2+2

• 4//2

• 4/2

Multiple Select

Choose all the chars ...

• 'a'

• 'abc'

• 'b'

• 'a'+'b'

Multiple Select

Choose all the floats ...

• 3.1457

• 3

• 22/7

• 0

Multiple Select

Choose all the Booleans ...

• True

• False

• "True"

• not False

Open Ended

Look up a TypeError here:

https://docs.python.org/3/library/exceptions.html?highlight=nameerror#

Copy out a description of it.

Open Ended

Find out how to view the contents of variables in the Thonny IDE.

Write down a short description of how to do this.

Fill in the Blank

Type the name of an integer variable ...

Fill in the Blank

Type the name of an float variable ...

Fill in the Blank

Type the name of an char (string) variable ...

Fill in the Blank

What is the value of charCounter after line 3 has been executed?

Fill in the Blank

What is the value of trackLength after line 5 has been executed?

Fill in the Blank

What is the value of gender after line 7 has been executed?

Multiple Choice

What is the value of bool(trackLength) after this code has executed?

• True

• False

Multiple Choice

What is the value of bool(height) after this code has executed?

• True

• False

Multiple Choice

What is the value of bool(gender) after this code has executed?

• True

• False

Multiple Select

In this lesson I have learned to ...

• Recognise Primitive data types

• Define 'variable'

• Create meaningful variables

• View variable values in IDE

Open Ended

Thinking Hard

What is the most interesting thing you've learnt today?

Compare your idea with a friend's.

(press Shift+Enter to take a new line ...)

Poll

How much of this lesson have you understood?

• None of it

• Some of it

• Most of it

• All of it