Practice Summary (8) - Chapter 13: Data Structures

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9 questions

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6 sample questions

Question 1.
Define a Data Structure.
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What is the main purpose of Data Structures?
Question 2.
What is the principle of a Stack?
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Think about how you add and remove items from a pile.
3Question 3.
What does LIFO stand for?
- Last In, First Out
- Last Out, First In
- First Out, Last In
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Remember how a stack of plates works.
4Question 4.
True or False: A Queue follows the LIFO principle.
- True
- False
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Think about how people line up to be served.
Question 5.
You are designing a text editor. How would you implement the 'Undo' functionality using Data Structures? Consider the operations and structure needed.
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Think about the order of operations and what needs to be stored.
Question 6.
Design a program that processes orders in the order they are received. Which Data Structure would you use, and why?
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What happens to the first order if you don't use a FIFO structure?

5 more questions in this section. Enroll free to practise them all.