LTIMindtree Hadoop Developer Interview Questions and Answers

Core java, HTML5,css

Q1. Why should we hire me
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Q1. Tell me about my self
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Q1. How we find MHR
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Q2. Different Manufacturing Process selection
Ans. 
Different manufacturing processes are selected based on factors like cost, quality, production volume, and material properties.
• Consider cost implications of each manufacturing process

• Evaluate quality requirements and capabilities of each process

• Take into account production volume and efficiency of each process

• Analyze material properties and compatibility with each process

• Examples: Injection molding for high volume plas...read more
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Round duration - 50 minutes
Round difficulty - Medium

A flexible window of 6 hours was provided to attempt the 1 hour test

Q1. 
Maximum Vehicle Registrations Problem
Bob, the mayor of a state, seeks to determine the maximum number of vehicles that can be uniquely registered. Each vehicle's registration number is structured as foll...read more
Ans. 
Calculate the maximum number of unique vehicle registrations based on given constraints.
• Parse input for number of test cases, district count, letter ranges, and digit ranges.

• Calculate the total number of unique registrations based on the given constraints.

• Output the maximum number of unique vehicle registrations for each test case.
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Q2. 
Palindromic Numbers Finder
Given an integer 'N', your task is to identify all palindromic numbers from 1 to 'N'. These are numbers that read the same way forwards and backwards.
Input:
The first line pr...read more
Ans. 
Implement a function to find all palindromic numbers from 1 to N.
• Iterate from 1 to N and check if each number is a palindrome

• Use string manipulation to check for palindromes

• Consider edge cases like single-digit numbers and 11
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Round duration - 60 minutes
Round difficulty - Easy

The interviewer was chill and quite polite.

Q1. Write a SQL query to output the data of students whose names start with the letter 'A'.
Ans. 
SQL query to output data of students whose names start with 'A'.
• Use SELECT statement to retrieve data from the table.

• Use WHERE clause with LIKE operator to filter names starting with 'A'.

• Example: SELECT * FROM students WHERE name LIKE 'A%';
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Q2. Can you define an Operating System and explain what a process table is?
Ans. 
An operating system is a software that manages computer hardware and provides services for computer programs.
• An operating system is the most important software that runs on a computer.

• It manages the computer hardware and provides common services for computer programs.

• Examples of operating systems include Windows, macOS, Linux, and Unix.

• A process table is a data structure used by the operating system to manage informati...read more
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Q3. 
Find Duplicates in an Array
Given an array ARR of size 'N', where each integer is in the range from 0 to N - 1, identify all elements that appear more than once.
Return the duplicate elements in any orde...read more
Ans. 
Find duplicates in an array of integers within a specified range.
• Iterate through the array and keep track of the count of each element using a hashmap.

• Return elements with count greater than 1 as duplicates.

• Time complexity can be optimized to O(N) using a set to store duplicates.

• Example: For input [0, 3, 1, 2, 3], output should be [3].
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Round duration - 20 minutes
Round difficulty - Easy

Standard HR round with some behavioural questions

I am the best of the code developer

Q1. Questions on previous experience are mentioned in the resume.
Ans. Prepare your resume well and answer all the questions which are mentioned in your resume
Answered by Dangea Kumar Gogineni
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Q2. All real-time experience question
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Q1. Salary discussion and location discussion
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Logical Aptitude, Verbal, Numerical

2 codes one small and easy , another big and medium difficultly

Q1. Introduction , Academic Project,
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Q2. Coding Questions, Company Related Questions
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