Magnificent Algorithm Design Test - 59+ MCQs: Algorithm Design Quiz: Assess Your Problem-Solving Skills with Algorithmic Questions and Answers

1. What does the term 'iteration' mean in programming?

A conditional statement

A sorting algorithm

A function calling itself

A repetitive execution of code

2. What is the time complexity of linear search in an unsorted array?

O(1)

O(log n)

O(n)

O(n^2)

3. What is the primary goal of the 'backtracking' algorithmic technique?

To backtrack and undo incorrect decisions in the algorithm

To track the execution flow of the algorithm

To backtrack and redo correct decisions

To keep track of the algorithm's progress

4. What is the time complexity of an algorithm that has a linear runtime?

O(1)

O(log n)

O(n)

O(n^2)

5. What does the term 'Dijkstra's algorithm' refer to?

An algorithm for finding the shortest path between two nodes in a graph

An algorithm for sorting elements in an array

An algorithm for reversing the order of elements in an array

An algorithm for quicksort

6. In the context of algorithm design, what does the term 'efficiency' refer to?

The speed of algorithm execution

The length of the code

The complexity of the problem being solved

The size of the input data

7. What is the purpose of the 'binary search' algorithm?

To sort an array of elements

To find the middle element of an array

To search for a specific element in a sorted array

To reverse the order of elements in an array

8. Which data structure follows the Last In, First Out (LIFO) principle?

Queue

Heap

Stack

Linked List

9. What is the purpose of the 'shell sort' algorithm?

To achieve constant-time average-case complexity for certain operations

To merge sorted arrays efficiently

To sort an array of elements

To perform quicksort on an array

10. In algorithm design, what does the term 'backtracking' mean?

A loop that repeats a certain code block

A function calling itself

An algorithm for reversing the order of elements in an array

A technique for solving problems by trying multiple solutions and undoing them if they fail

11. What is the purpose of the 'hash table' data structure?

To store elements in a sorted order

To perform quicksort on an array

To implement dynamic programming

To achieve constant-time average-case complexity for certain operations

12. What is the primary goal of the 'greedy algorithm'?

To perform a loop

To handle conditions and make decisions

To declare a variable

To always choose the best option at each step

13. In algorithm design, what does the term 'optimization' refer to?

Minimizing the resources used by an algorithm

Maximizing the size of the input data

Minimizing the lines of code

Maximizing the complexity of the problem being solved

14. What is the primary purpose of the 'break' statement in a loop?

To declare a variable

To handle conditions and make decisions

To exit the loop prematurely

To define a function

15. What is the time complexity of the 'selection sort' algorithm in the worst case?

O(1)

O(log n)

O(n)

O(n^2)

16. What is the time complexity of the 'quick sort' algorithm in the average case?

O(1)

O(log n)

O(n)

O(n log n)

17. Which sorting algorithm is known for its best-case time complexity of O(n log n)?

Bubble Sort

Quick Sort

Insertion Sort

Merge Sort

18. Which of the following is an example of a recursive algorithm?

Bubble Sort

Quick Sort

Binary Search

Insertion Sort

19. What is the time complexity of an algorithm that has logarithmic runtime?

O(1)

O(log n)

O(n)

O(n^2)

20. What is the purpose of the 'Depth-First Search (DFS)' algorithm?

To search for a specific element in a sorted array

To find the shortest path between two nodes in a graph

To perform quicksort on an array

To reverse the order of elements in an array

Algorithm Design MCQ Test 4