Practice Algorithm Description (8.2.1) - Design and Analysis of Algorithms

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8 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the time complexity of finding the maximum in an array?
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Think about how many elements you need to check.
Question 2.
Describe how to check if all elements in an array are distinct.
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Consider how many elements you check against.
3Question 3.
What is the time complexity for finding the maximum in an array?
- O(n)
- O(n^2)
- O(log n)
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Consider how many items you need to evaluate.
4Question 4.
True or False: The complexity of the Towers of Hanoi problem is linear.
- True
- False
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Recall how many moves are made with each added disk.
Question 5.
Propose an algorithm to find the mode (most frequently occurring element) in a large dataset, discussing its time complexity.
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What data structure can help you keep track of frequencies?
Question 6.
Analyze the implications of using an iterative versus a recursive approach for solving the Fibonacci sequence and their respective time complexities.
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How does each method calculate each Fibonacci number?

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