Wipro Software Developer Interview Questions, Process, and Tips

Round duration - 180 minutes
Round difficulty - Easy

it was in afternoon

Q1. 
Shopping Options Problem Statement
Given arrays representing the costs of pants, shirts, shoes, and skirts, and a budget amount 'X', determine the total number of valid combinations that can be purchased ...read more
Ans. 
Determine total number of valid shopping combinations within budget
• Iterate through all possible combinations of items from each array

• Check if the total cost of the combination is within the budget

• Return the count of valid combinations
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Q2. 
Bubble Sort Problem Statement
Sort an unsorted array of non-negative integers using the Bubble Sort algorithm, which swaps adjacent elements if they are not in the correct order to sort the array in non-d...read more
Ans. 
Bubble Sort is used to sort an unsorted array of non-negative integers in non-decreasing order by swapping adjacent elements.
• Iterate through the array and compare adjacent elements, swapping them if they are not in the correct order.

• Repeat this process until the array is sorted in non-decreasing order.

• Time complexity of Bubble Sort is O(n^2) in worst case.

• Space complexity of Bubble Sort is O(1) as it sorts the array in
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Round duration - 30 minutes
Round difficulty - Easy

it was in the morning

Q1. 
Reverse Array Elements
Given an array containing 'N' elements, the task is to reverse the order of all array elements and display the reversed array.
Explanation:
The elements of the given array need to...read more
Ans. 
Reverse the order of elements in an array and display the reversed array.
• Iterate through the array from both ends and swap the elements until reaching the middle.

• Use a temporary variable to store the element being swapped.

• Print the reversed array after swapping all elements.
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Q2. What are joins in database management systems?
Ans. 
Joins in database management systems are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column.

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• INNER JOIN returns rows when there is at least one match in both tables.

• LEFT JOIN returns all rows from the left table and the matched rows...read more
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