22 interview questions for developers (2024)

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Antoine Brennerat Dec 2, 2021

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list comprehension

Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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nested lists

El Mehdiat Sep 4, 2023

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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list comprehension

Mikaelat Mar 28, 2023

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Antoine Brennerat Dec 2, 2021

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Antoine Brennerat Dec 2, 2021

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22 interview questionsfor developers (2024)

Test your developer skills before an interview with 22 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

22 interview questionsfor developers (2024)

Test your developer skills before an interview with 22 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

Write a Python program to open a file in binary mode and write a string to it.

Write a Python function that returns a list of the first n numbers of the Fibonacci sequence.

What is the output of the following Python code? ``` G = '123' print(G + 1) ```

Why is the output of the following code undefined? ``` def f(n): return n + 1 f(n) ```

In Python, what is the output of the following code? `valueA = 10; valueB = 10; valueA is valueB`

Python: Decorator that prevents the creation of an instance of a class

Define a class method in Python

Write a Python code that will wait for 40 seconds.

Create a list of 10 elements in Python

Explain the use of super in Python

Write a Python class with a method that takes two arguments.

Change the value of a nested list element in Python

What is the output of the following code? ``` print("\u0041") ```

What is the value of valueA after the following code is executed? ``` valueA = 10 valueB = 20 valueA = valueB ```

What is the output of the following code? ``` import asyncio async def read_data(): with open('data.txt', 'r') as f: data = f.read() return data async def main(): data = await read_data() print(data) if __name__ == '__main__': asyncio.run(main()) ```

In Python, which of the following statements are true about the keyword 'with':

What can we see about the variable "x"in this code?

What is the output of the following code? ``` def f(x): if x == 0: return 1 else: return f(x - 1) + f(x - 2) print(f(3)) ```

Write a Python code that returns the first element of a list if the list is not empty, otherwise return None.

Write a Python function that returns the sum of the first n integers.

What is the output of the following code? ``` import asyncio async def read_data(): with open('data.txt', 'r') as f: data = f.read() return data async def main(): data = await read_data() print(data) if name == 'main': asyncio.run(main()) ```