String values and text handling in Python - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is a string in Python?

A string is a sequence of characters enclosed in quotes, used to represent text.

beginner

How do you create a multi-line string in Python?

Use triple quotes (''' or """) to create a string that spans multiple lines.

beginner

What does the len() function do when used with a string?

It returns the number of characters in the string, including spaces and punctuation.

beginner

How can you combine two strings in Python?

By using the + operator to join them together, called concatenation.

intermediate

What is the purpose of the strip() method on a string?

It removes any spaces or specified characters from the start and end of the string.

Which of these is the correct way to create a string in Python?

A text = Hello

B text = "Hello"

C text = 'Hello

D text = (Hello)

Strings must be enclosed in matching quotes, like double quotes "Hello" or single quotes 'Hello'.

What will len('Hi there') return?

A 7

B 6

C 8

D 9

The string 'Hi there' has 8 characters including the space.

What does 'Hello'.upper() do?

A Returns the length of 'Hello'

B Converts 'Hello' to 'hello'

C Removes spaces from 'Hello'

D Converts 'Hello' to 'HELLO'

The upper() method changes all letters in the string to uppercase.

How do you join two strings, 'Good' and 'Morning', with a space in between?

A 'Good' + ' ' + 'Morning'

B 'Good' . 'Morning'

C 'Good' & 'Morning'

D 'Good' - 'Morning'

Use the + operator and add a space string ' ' between the two strings.

What does ' hello '.strip() return?

A 'hello'

B ' hello '

C 'hello '

D ' hello'

strip() removes spaces from both the start and end of the string.

Explain how to create and manipulate strings in Python.

Think about how you write text and change it in Python.

Describe the difference between single, double, and triple quotes in Python strings.

Consider how you write short vs long text blocks.