TechnologyProfessionTest
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TechnologyProfessionTest
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Published
3891
To review
27
40 questions
Hard
8 votes2359 runs2 comments
Why is the output of the following code undefined? ``` def f(n): return n + 1 f(n) ```
Antoine Brennerat Dec 2, 2021
Hard
6 votes2362 runs2 comments
Write a Python program to open a file in binary mode and write a string to it.
Antoine Brennerat Dec 2, 2021
Hard
6 votes2354 runs0 comment
Hard
5 votes2356 runs0 comment
In Python, what is the output of the following code? `valueA = 10; valueB = 10; valueA is valueB`
Antoine Brennerat Dec 2, 2021
Hard
5 votes2345 runs0 comment
Python: Decorator that prevents the creation of an instance of a class
Antoine Brennerat Dec 2, 2021
Hard
5 votes2334 runs1 comment
Hard
5 votes313 runs0 comment
Hard
4 votes2383 runs1 comment
Write a Python function that returns a list of the first n numbers of the Fibonacci sequence.
Antoine Brennerat Dec 2, 2021
Hard
4 votes2362 runs0 comment
What is the output of the following Python code? ``` G = '123' print(G + 1) ```
Antoine Brennerat Dec 2, 2021
Hard
4 votes2360 runs1 comment
Write a Python code that will wait for 40 seconds.
Antoine Brennerat Dec 2, 2021
Hard
4 votes2330 runs2 comments
Hard
4 votes1346 runs1 comment
Hard
4 votes529 runs0 comment
Hard
2 votes2395 runs0 comment
What is the output of the following code? ``` print("\u0041") ```
Antoine Brennerat Dec 2, 2021
Hard
1 vote2396 runs1 comment
Hard
1 vote2386 runs1 comment
What is the value of valueA after the following code is executed? ``` valueA = 10 valueB = 20 valueA = valueB ```
Antoine Brennerat Dec 2, 2021
Hard
1 vote2366 runs2 comments
Write a Python code that returns the first element of a list if the list is not empty, otherwise return None.
Antoine Brennerat Dec 2, 2021