Variable Exercises

3 min read ·

These exercises are designed to strengthen your understanding of Python variables. They focus on variable creation, assignment, reassignment, type handling, and real-world usage.

Exercise 1: Create and Print Variables

Create variables to store your name, age, and city, then print them.

Exercise 2: Assign Multiple Values

Assign values to three variables in one line and print them.

Exercise 3: One Value to Multiple Variables

Assign the same value to three variables and print them.

Exercise 4: Change Variable Type

Assign an integer to a variable, then change it to a string and print both.

Exercise 5: Get the Type of Variables

Use the type() function to check the data type of variables.

Exercise 6: Use Casting

Convert a float into an integer and print the result.

Exercise 7: Case-Sensitive Variables

Create two variables with the same name but different cases and print them.

Exercise 8: Valid vs Invalid Variable Names

Identify which variable names are valid.

Exercise 9: Swap Two Variables

Swap values of two variables without using a temporary variable.

Exercise 10: Global and Local Variable

Create a global variable and access it inside a function.

Exercise 11: Modify Global Variable

Use the global keyword to change a global variable inside a function.

Exercise 12: Variable Naming Practice

Create variables using:
  • Snake case
  • Camel case
  • Pascal case

Exercise 13: Store and Calculate

Store two numbers in variables and print their sum, difference, and product.

Exercise 14: Constant Variable

Create a constant variable and use it in a calculation.

Exercise 15: Variable Reassignment

Reassign a variable multiple times and print its final value.