Practice List Operations (7.3) - Lists - Part B - Data Structures and Algorithms in Python
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List Operations

Practice - List Operations

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the expression list[1:3] return from list = [10, 20, 30, 40]?

💡 Hint: Remember, lists are 0-indexed.

Question 2 Easy

Is the statement list2 = list1 a deep copy of the list?

💡 Hint: Think about what happens when you modify one.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does slicing a list with [:] return?

An empty list
A shallow copy of the list
The original list

💡 Hint: Think about how the slicing operation works.

Question 2

If list1 and list2 both reference the same list, what will list1 is list2 return?

True
False

💡 Hint: Consider what it means for two variables to reference the same object.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create two lists, modify the first, and explain how the second is affected if you assign it directly versus by copying with slicing.

💡 Hint: Demonstrate the difference in the Python shell.

Challenge 2 Hard

Write a Python function that takes two lists and checks if they have the same contents but are not the same object in memory.

💡 Hint: You will use both `==` and `is` for comparison.

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Reference links

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