Impactsure Technologies Interview Questions and Answers

Round duration - 60 minutes
Round difficulty - Easy

Q1. 
Counting Even and Odd Occurrences
You are provided with an array or list of integers named ARR of size N. The task is to determine two things:
1. How many elements appear an odd number of times?
2. How many...read more
Ans. 
Count the number of elements with odd and even occurrences in an array of integers.
• Iterate through the array and use a hashmap to store the count of each element.

• After counting, iterate through the hashmap to determine odd and even occurrences.

• Return the counts of elements with odd and even occurrences.
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Q2. 
Delete Nodes with Greater Values On Right
You are given a singly linked list where each node contains an integer value and a reference to the next node or NULL if it is the last node. The task is to remov...read more
Ans. 
Remove nodes in a singly linked list with a greater value on the right.
• Traverse the linked list and compare each node's value with the values of nodes to its right.

• If a node has a greater value on the right, remove it from the linked list.

• Update the references of the previous node to skip the removed node.
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Round duration - 90 minutes
Round difficulty - Medium

It is from 12 to 1:30 pm. Environment was very friendly and interviewer was very nice.

Q1. 
Nth Term of Geometric Progression Problem
Given the first term A, the common ratio R, and an integer N, your task is to find the Nth term of a geometric progression (GP) series.
Explanation:
The general...read more
Ans. 
Calculate the Nth term of a geometric progression series modulo 10^9 + 7.
• Use the formula A * R^(N-1) to find the Nth term of the GP series.

• Remember to calculate the result modulo 10^9 + 7.

• Handle multiple test cases efficiently to stay within the time limit.
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Round duration - 90 minutes
Round difficulty - Easy

Very friendly environment 

Q1. Project discussion
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Q1. Conduct a phone or video interview
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Q2. Consider how candidates may work in your team
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Q3. Conduct a more in depth interview
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Q4. Assign a remote coding assessment
Ans. 
Assign a remote coding assessment
• Clearly define the problem statement and requirements

• Provide a set of input/output examples for testing

• Specify the programming language and any constraints

• Set a time limit for completion

• Include instructions for submission and evaluation
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Q5. Request previous work samples
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The task of Assignment

Q1. Please introduce yourself .
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Q2. Why do you want to join tech mahindra
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Test has many reasoning and coding question work on building logic and data Structure

Coding round is kind of tough practice dsa questions and build your logic