Python Developer Mock Test

Q: What is this python-backend mock test?

This is a comprehensive python-backend mock test with 25 questions covering OOP, Data Structures, Advanced Functions. It simulates real technical interviews with timed conditions and provides detailed explanations.

Q: How long does the test take?

The test has a time limit of 60 minutes. You can pause and resume, but we recommend completing it in one sitting.

Q: Will I get feedback on my answers?

Yes! After each question, you receive immediate feedback with detailed explanations. At the end, you get a comprehensive report showing your strengths and areas for improvement.

Q: Is this test suitable for FAANG interview preparation?

Absolutely! Our questions are curated by FAANG interviewers and cover the exact topics and difficulty levels you'll encounter in top tech company interviews.

Question 1

What is the purpose of `__init__` method in a Python class?

Answer

It initializes the object's attributes when an instance is created

Question 2

What does the `self` parameter represent in a class method?

Answer

The instance of the class on which the method was called

Question 3

What is the difference between a list and a tuple?

Answer

Lists are mutable (can be changed), tuples are immutable (cannot be changed)

Question 4

What is a decorator in Python?

Answer

A function that modifies the behavior of another function without changing its source code

Question 5

What is the output of the following code?
```python
def func(x, y=[]):
    y.append(x)
    return...

Answer

[1] and [1, 2]

Question 6

What is the purpose of `__str__` method?

Answer

To return a human-readable string representation of an object

Question 7

What is a generator in Python?

Answer

A function that yields values one at a time using `yield`, maintaining state between calls

Question 8

What is the purpose of the `with` statement?

Answer

To ensure resources are properly acquired and released (context management)

Question 9

What is the difference between `@staticmethod` and `@classmethod`?

Answer

`@classmethod` receives the class as first argument; `@staticmethod` receives neither instance nor class

Question 10

What is the output of `[x**2 for x in range(5) if x % 2 == 0]`?

Answer

[0, 4, 16]

Python Developer Mock Test

Difficulty

Topics Covered

What You'll Get