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Welcome to the Sorting and Searching MCQs Page

Dive deep into the fascinating world of Sorting and Searching with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Sorting and Searching, a crucial aspect of Data Structures and Algorithms. In this section, you will encounter a diverse range of MCQs that cover various aspects of Sorting and Searching, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Data Structures and Algorithms.

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Check out the MCQs below to embark on an enriching journey through Sorting and Searching. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Structures and Algorithms.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Sorting and Searching. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Sorting and Searching MCQs | Page 14 of 24

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Q131.
A sorting technique that guarantees that records with the same primary key occurs in the same order in the sorted list as in the original unsorted list is said to be
Discuss
Answer: (a).stable
Q132.
The way a card game player arranges his cards as he picks them up one by one, is an example of
Discuss
Answer: (d).insertion sort
Q133.
You want to check whether a given set of items is sorted. Which of the following sorting methods will be most efficient if it is already in sorted order?
Discuss
Answer: (d).Insertion sort
Q134.
The average number of comparisons performed by the merge sort algorithm, in merging two sorted liss of length 2 is
Discuss
Answer: (a).8/3
Q135.
Which of the following sorting methods will be the best if number of swappings done, is the only measure of efficienty?
Discuss
Answer: (c).Selection sort
Q136.
You are asked to sort 15 randomly generated numbers. You should prefer
Discuss
Answer: (b).Bubble sort
Q137.
As part of the maintenance work, you are entrusted with the work of rearranging the library books in a shelf in proper order, at the end of each day. The ideal choice will be
Discuss
Answer: (d).insertion sort
Q138.
The maximum number of comparisons needed to sort 7 items using radix sort is (assume each item is 4 digit decimal number)
Discuss
Answer: (c).280
Discuss
Answer: (d).When the list has only a few elements and When performing a single search in an unordered list
Q140.
Select the code snippet which performs unordered linear search iteratively?
a)

int unorderedLinearSearch(int arr[], int size, int data)
{
    int index;
    for(int i = 0; i < size; i++)
    {
        if(arr[i] == data)
        {
            index = i;
            break;
        }
    }
    return index;
}

b)

int unorderedLinearSearch(int arr[], int size, int data)
{
    int index;
    for(int i = 0; i < size; i++)
    {
        if(arr[i] == data)
        {
            break;
        }
    }
    return index;
}

c)

int unorderedLinearSearch(int arr[], int size, int data)
{
    int index;
    for(int i = 0; i <= size; i++)
    {
        if(arr[i] == data)
        {
            index = i;
            break;
        }
    }
    return index;
}

d) None of the mentioned

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (a).a

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