Understanding Strings in Python

What is a string in Python?

• A sequence of characters enclosed in quotes

• A list of numbers

• A type of variable

• A function

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

• Using single quotes

• Using double quotes

• Using triple quotes

• Using parentheses

What does the method upper() do?

• Converts a string to uppercase

• Converts a string to lowercase

• Replaces a substring

• Finds the length of a string

What is the output of print(s.strip()) if s = ' Python '?

• 'Python'

• ' Python'

• 'Python '

• ' Python '

What does the method find() return?

• The index of the first occurrence of a substring

• The last occurrence of a substring

• The count of a substring

• A boolean value

What is the purpose of the string module in Python?

• To provide useful constants and functions for string manipulation

• To create graphical user interfaces

• To handle file operations

• To perform mathematical calculations

What does the method isalpha() check?

• If the string contains only letters

• If the string contains only digits

• If the string is empty

• If the string contains special characters

What is the output of print(len('Hello, Python!'))?

• 14

• 13

• 15

• 12

What does the method replace() do?

• Replaces a substring with another substring

• Finds a substring

• Counts occurrences of a substring

• Splits a string into a list

What is the output of print('Hello' * 3)?

• 'HelloHelloHello'

• 'Hello'

• 'Hello3'

• 'Hello Hello Hello'