Variables in Python Quiz

What is a variable in Python?

• A type of food in the Mediterranean diet

• A reserved memory location to store values

• A type of equation in mathematics

• A type of snake in the Amazon rainforest

How do you declare a variable in Python?

• variable_name = value

• value = variable_name

• variable = value_name

• name = variable_value

What are the rules for naming a variable in Python?

• Variables in Python can only contain letters, numbers, and underscores. They cannot start with a number and cannot be a Python keyword.

• Variables in Python can start with a number

• Variables in Python can contain any special characters

• Variables in Python can be named after Python keywords

What is the difference between local and global variables in Python?

• Local variables are defined within a function and can only be accessed within that function, while global variables are defined outside of any function and can be accessed throughout the entire program.

• Local variables are used for storing data that needs to be shared across different functions, while global variables are used for data that is only used within a specific function.

• Local variables and global variables are the same thing and can be used interchangeably in Python.

• Local variables are defined outside of any function and can be accessed throughout the entire program, while global variables are defined within a function and can only be accessed within that function.

Explain the concept of variable scope in Python.

• The concept of variable scope in Python refers to the color of variables within different parts of a program.

• The concept of variable scope in Python refers to the visibility of variables within different parts of a program.

• The concept of variable scope in Python refers to the shape of variables within different parts of a program.

• The concept of variable scope in Python refers to the size of variables within different parts of a program.

What are the different data types that can be assigned to a variable in Python?

• red, blue, green, yellow

• cat, dog, bird, fish

• apple, banana, orange, grape

• integer, float, string, boolean

How do you reassign a value to a variable in Python?

• variable_name = value_new

• variable_name = value

• variable_name = value; new

• variable_name = new_value

What is the purpose of using constants in Python?

• To create dynamic and changing values

• To perform mathematical operations

• To store temporary data

• To store values that are not meant to be changed throughout the program.