Basic Python Interview Questions
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Basic Python Interview Questions

ChatGPT Image Jul 12 2025 11 32 51 PM Simply Creative Minds
  1. What is Python?

Python is a high-level, interpreted, and dynamically typed programming language known for its readability and simplicity.

2. What are Python’s key features?

Easy to read, dynamically typed, interpreted, object-oriented, vast standard library, and cross-platform.

3. What are Python’s data types?

Python
int, float, str, list, tuple, dict, set, bool, NoneType

4. What is PEP 8?

A style guide for writing clean and readable Python code.

5. How is Python interpreted?

Python code is converted into bytecode and then interpreted by the Python Virtual Machine (PVM).

6. What are lists and tuples?

Both are ordered collections. Lists are mutable, tuples are immutable.

7. What is the difference between is and ==?

is compares identity; == compares values.

8. What are Python dictionaries?

A collection of key-value pairs, defined using {}.

9. What is the use of self in Python classes?

Refers to the instance of the class.

10. What is the difference between append() and extend()?

append() adds a single element, extend() adds multiple elements.

Control Flow and Functions

11. What are Python’s control structures?

if, elif, else, for, while, break, continue, pass

12. How do you define a function in Python?

Using the def keyword:

Python
def greet(): print("Hello")

13. What is a lambda function?

A small anonymous function:

Python
square = lambda x: x*x


14 .What is *args and **kwargs?

Python
 *args: variable positional args
 **kwargs: variable keyword args

15 What is recursion?

A function calling itself.

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