Instructions

  • 1. Your final score will reflect your grasp of the concepts—approach each question with precision.
  • 2. Thoroughly review each solution before proceeding to ensure full understanding.
  • 3. Final results will be available after submission to provide insights into areas for further improvement.
  • 4. Maintain academic integrity—plagiarism undermines learning and professional growth.
  • 5. Once submitted, responses are final, so ensure you’re confident in your answers.
  • 6. These challenges are designed to test practical knowledge; apply your skills as you would in real-world scenarios.

All Problems

Question

Action

What is a list comprehension in Python?

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What will be the output of this code? [x for x in range(5)]

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How do you create a generator expression?

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What is the difference between a list and a generator?

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What will be the output of this code? squared = (x ** 2 for x in range(5)); print(list(squared))

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What does the next() function do with a generator?

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What will be the output of this code? [x**2 for x in range(3) if x % 2 == 0]

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What will be the output of this code? list_gen = (x for x in range(5)); print(type(list_gen))

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What will be the output of this code? my_list = [x * 2 for x in range(3)]; print(my_list)

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Which of the following is NOT a characteristic of list comprehensions?

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What is a list comprehension in Python?

A way to create a list from another iterable
A method to define a function
A type of loop
None of the above

What will be the output of this code? [x for x in range(5)]

[1, 2, 3, 4, 5]
[0, 1, 2, 3, 4]
[1, 2, 3, 4]
Error

How do you create a generator expression?

(x for x in range(5))
[x for x in range(5)]
list(x for x in range(5))
None of the above

What is the difference between a list and a generator?

Generators are faster and use less memory than lists.
Lists are immutable; generators are mutable.
There is no difference.
Lists cannot store strings; generators can.

What will be the output of this code? squared = (x ** 2 for x in range(5)); print(list(squared))

[0, 1, 4, 9, 16]
[0, 1, 2, 3, 4]
[1, 4, 9, 16]
Error

What does the next() function do with a generator?

Returns the next value from the generator
Returns the first value of the generator
Resets the generator
Closes the generator

What will be the output of this code? [x**2 for x in range(3) if x % 2 == 0]

[0, 1, 4]
[0, 4]
[1, 4]
[0, 1, 2]

What will be the output of this code? list_gen = (x for x in range(5)); print(type(list_gen))

<class 'list'>
<class 'generator'>
<class 'tuple'>
<class 'set'>

What will be the output of this code? my_list = [x * 2 for x in range(3)]; print(my_list)

[0, 2, 4]
[1, 2, 3]
[0, 1, 2]
Error

Which of the following is NOT a characteristic of list comprehensions?

They can include conditions.
They create a new list.
They are limited to numerical operations.
They can include nested loops.