What is the correct way to declare a variable in Python?

• int x = 5;

• x = 5

• x := 5

• x -> 5

Which of the following is NOT a valid data type in Python?

• int

• float

• char

• str

What is the output of print(type(3.14))?

• <class 'int'>

• <class 'float'>

• <class 'double'>

• <class 'str'>

Which keyword is used to define a function in Python?

• def

• function

• func

• define

What is the output of print("Hello" + "World")?

• HelloWorld

• Hello World

• Hello+World

• Error

What is the purpose of the len() function in Python?

• To convert a string to lowercase

• To return the length of an object

• To check if a variable is defined

• To calculate the square root

What is the output of print(2 ** 3)?

• 6

• 8

• 9

• Error

Which of the following is true about Python lists?

• Lists are immutable

• Lists can contain elements of different data types

• Lists are accessed using curly braces {}

• Lists cannot be nested

What is the output of print("Python"[1])?

• P

• y

• t

• Error

What is the output of print(10 == "10")?

• True

• False

• Error

• None