Intermediate Python Concepts

Test your grasp of functions,modules,and object-oriented programming.

1. What is the output of [x**2 for x in range(3)]?

[0, 1, 4] [1, 4, 9] [0, 1, 2] [2, 4, 6]

2. Which of the following are valid ways to handle exceptions in Python?

try/except try/finally if/else raise

3. A generator function returns a generator object when called, not the yielded values directly.

True False

4. What keyword is used to define a decorator in Python (when applying it to a function)?

5. Which method is required to make a class iterable?

__iter__ __next__ __getitem__ __call__

6. Which of the following are examples of Python context managers?

with open() try/except threading.Lock() for loop

7. Lambda functions in Python can contain multiple return statements.

True False

8. What is the output of: list(filter(lambda x: x%2==0, [1,2,3,4]))

9. What does the 'super()' function do in Python?

Calls a method from the parent class Creates a new instance of a class Defines a static method Raises an exception

10. Which of the following are immutable data types in Python?

list tuple string set

11. Type hints in Python are enforced at runtime by default.

True False

12. What term describes a function that takes another function as an argument and returns a new function?

13. Which syntax creates a generator expression?

(x for x in range(5)) [x for x in range(5)] {x for x in range(5)} {x: x*2 for x in range(5)}

14. Which methods must an iterator implement?

__iter__ __next__ __len__ __getitem__

15. Python supports multiple inheritance (a class inheriting from multiple parents).

True False

16. What is the output of: ''.join(['P', 'y', 't', 'h', 'o', 'n'])

17. What is the role of the 'yield' keyword in a function?

Return a value and pause the function Exit the function immediately Define a class attribute Handle exceptions

18. Which are valid ways to create a dictionary?

dict(key=value) {key: value} list(key, value) tuple(key: value)

19. The 'finally' block in try/except runs only if an exception occurs.

True False

20. What built-in function returns the type of an object?

Answered 0 of 0 — 0 correct

Company