50 Essential Python Programming Questions for Entry level Programmers

Section 1: Basics

1. Write a Python program to print “Hello, World!” to the console.
2. What is a comment in Python, and how do you write one?
3. Explain the difference between single and double quotes for strings.
4. How do you assign a value to a variable in Python?
5. What is the print() function used for in Python?
6. Describe what a variable is in Python.
7. How do you display the data type of a variable in Python?
8. Explain the purpose of indentation in Python.
9. What is the input() function used for, and how does it work?
10. How do you create a multi-line string in Python?

Checkout the Answers of Section 1: Python Basics

Section 2: Data Types

1. List the basic data types in Python.
2. Explain the difference between integers and floating-point numbers in Python.
3. How do you convert a string to an integer in Python?
4. What is the Boolean data type in Python, and what are its possible values?
5. How do you check the data type of a variable in Python?
6. What are Python lists, and how do you create them?
7. How do you access elements in a list in Python?
8. Explain the difference between tuples and lists in Python.
9. What is a dictionary in Python, and how do you create one?
10. How do you access values in a dictionary in Python?

Section 3: Control Structures

1. Describe the purpose of conditional statements in Python.
2. What is an if statement, and how does it work in Python?
3. Explain the use of the else clause in Python if statements.
4. Describe the purpose of loops in Python.
5. How does a for loop work in Python, and what is it commonly used for?
6. What is a while loop, and when would you use it in Python?
7. Explain the concept of “loop control statements” in Python.
8. How do you use the range() function in a for loop?
9. Describe the purpose of the break statement in Python.
10. What is the purpose of the continue statement in Python?

Section 4: Functions

1. What is a function in Python, and why are they useful?
2. How do you define a function in Python?
3. What are function parameters, and how do you use them?
4. Explain the difference between a function definition and a function call.
5. What is a return statement in Python, and why is it important?
6. Describe the concept of a “default parameter” in Python functions.
7. How do you call a function with keyword arguments in Python?
8. What is a docstring, and how can it be used in Python functions?
9. Explain the purpose of the import statement in Python.
10. What is a module in Python, and how do you create one?

Section 5: Lists and Strings

• How do you find the length of a list in Python?
• Explain how to add elements to a list in Python.
• Describe the process of slicing a list in Python.
• What is a string in Python, and how do you create one?
• How do you concatenate (combine) two strings in Python?
• Explain how to find the length of a string in Python.
• How do you convert a string to uppercase or lowercase in Python?
• Describe the purpose of string formatting in Python.
• How do you check if a substring exists in a string in Python?
• What is string interpolation, and how is it done in Python?