Bookmytrainings.com Interview Questions and Answers

Round duration - 55 Minutes
Round difficulty - Easy

Timing - evening
Interviewer was friendly.

Q1. 
Number of Islands Problem Statement
You are provided with a 2-dimensional matrix having N rows and M columns, containing only 1s (land) and 0s (water). Your goal is to determine the number of islands in t...read more
Ans. 
Count the number of islands in a 2D matrix of 1s and 0s.
• Iterate through the matrix and perform depth-first search (DFS) to find connected 1s.

• Mark visited cells to avoid redundant calculations.

• Increment island count whenever a new island is encountered.
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Round duration - 55 Minutes
Round difficulty - Easy

Timing - afternoon
Interviewer was friendly

Q1. 
Move Zeroes to End
Given an unsorted array of integers, rearrange the elements such that all the zeroes are moved to the end, while maintaining the order of non-zero elements.
Input:
The first line cont...read more
Ans. 
Given an unsorted array of integers, move all zeroes to the end while maintaining the order of non-zero elements.
• Iterate through the array and maintain two pointers, one for the current position and one for the position to swap with.

• If the current element is non-zero, swap it with the element at the swap pointer and increment the swap pointer.

• After iterating through the array, fill the remaining positions with zeroes.

• E...read more
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Q2. 
Asteroid Collision Problem Description
Given an array/list ASTEROIDS representing asteroids aligned in a row, each element's absolute value identifies the asteroid's size, while its sign indicates the dir...read more
Ans. 
Determine the state of asteroids after collisions occur in a row.
• Iterate through the array of asteroids and simulate collisions between adjacent asteroids moving in opposite directions.

• If two asteroids collide, the larger one survives while the smaller one is destroyed.

• Continue this process until no more collisions can occur.

• Return the array of remaining asteroids after all collisions have been resolved.
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Round duration - 55 Minutes
Round difficulty - Easy

Timing - evening
interviewer was friendly

Q1. Tell me about yourself?
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Q2. Why are you the right fit for this role?
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DSA questions asked in an interview

Contracts review and abstraction

Q1. Contracts and essential elements
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Q1. Discussion on sales, areas and target
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Q1. Discussion about product, target etc
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Q1. Advanced formulas of Excel
Ans. 
Advanced Excel formulas are complex functions used for data analysis and manipulation.
• Advanced formulas in Excel include VLOOKUP, INDEX-MATCH, SUMIFS, COUNTIFS, and IFERROR.

• These formulas are used for tasks like data lookup, conditional calculations, and summarizing data.

• For example, VLOOKUP is used to search for a value in a table and return a corresponding value from another column.
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Core HTML, CSS and JS

JS deep dive and react

Q1. Mimic Promise.all, Array.flat, OTP Component etc
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