Neeyamo Enterprise Solutions Project Coordinator Interview Questions and Answers

Round duration - 90 Minutes
Round difficulty - Medium

Round duration - 60 Minutes
Round difficulty - Medium

Q1. 
Validate Binary Search Tree Problem Statement
Your task is to determine if a given binary tree with 'N' nodes is a valid Binary Search Tree (BST). A BST is defined by the following properties:
• The lef...read more
Ans. 
Validate if a given binary tree is a valid Binary Search Tree (BST) based on its properties.
• Check if the left subtree of a node has only nodes with data less than the node's data.

• Verify if the right subtree of a node has only nodes with data greater than the node's data.

• Ensure that both the left and right subtrees are also binary search trees.

• Implement a validation function for a BST.

• Output 'true' if the binary tree is
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Round duration - 60 Minutes
Round difficulty - Easy

Q1. Current role and responsibilities
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Q2. Salary expectations and location
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Q1. About project you worked and outcomes
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Q2. Leadership qualities
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Q1. Basic knowledge
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Q1. Salary discussion
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Aptitude, maths, cs fundamentals, dbms

Q1. Leetcode easy-medium
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Q1. General questions
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Q1. Tell us how would you behave in a difficult situation with a client
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Q2. Why do you want to work with us
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Round duration - 87 minutes
Round difficulty - Medium

Timing : It was conducted in evening at 3 PM
The pacreception environment was very user friendly .
The platform was audio and video proctored.

Q1. 
Binary to Decimal Conversion
Convert a given binary number, represented as a string 'S' of size 'N', into its decimal equivalent integer and output it.
Input:
The first line contains an integer 'T', den...read more
Ans. 
Convert a binary string to its decimal equivalent integer.
• Iterate through the binary string from right to left, multiplying each digit by 2 raised to the power of its position.

• Add the results of the multiplication to get the decimal equivalent.

• Ensure the binary string consists only of '0' and '1' characters.

• Handle multiple test cases by repeating the conversion process for each case.
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Round duration - 80 minutes
Round difficulty - Medium

So This was a very interactive round . There were two interviewers , one male and one female . The male interviewer was quite experienced where as female interviewer was relatively new . The Interview started by a small introduction followed by some OOPS related questions where I was tested on how i perceive the concept of OOPS in real life . Then this conversation was followed by some core concepts of JAVA like abstract classes and interfaces . Then I was asked about my projects that i mentioned in my resume , then after some healthy discussion on those projects , the interviewer started to question about DBMS , I was asked some basic queries followed by some advanced queries and then followed by a discussion on SQL vs NoSQL . Then Interviewers asked me about my tech stack and the source of my technical knowledge. Then at last I was asked that why Blackrock and this concluded my Interview.

Q1. 
Ninja And The Triangle Problem Statement
Ninja is provided with 'N' stars and the task is to construct a triangle such that the 'i'th level of the triangle uses 'i' number of stars. The goal is to make th...read more
Ans. 
Given 'N' stars, construct a triangle with maximum height using 'i' stars in 'i'th level.
• Calculate the maximum height of the triangle using the formula: height = floor((-1 + sqrt(1 + 8 * N)) / 2)

• Iterate through each test case and calculate the maximum height for each 'N'.

• Output the maximum height for each test case.
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