Copart India Technology Center Software Engineer Intern Trainee Interview Questions and Answers

Java internals, coding questions 2sum

Q1. Hld of your previous project
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines.
• Used React.js for front-end development

• Implemented RESTful APIs for backend using Node.js and Express

• Utilized MongoDB for database storage

• Incorporated authentication and authorization features for user security
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Q2. Question related to self build projects
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Q1. Salary negotiation
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Q2. Location constrain if any
Ans. 
Open to relocation for the right opportunity
• Willing to relocate for the right job opportunity

• Flexible with location for the right role

• Open to considering different locations for the right position
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Please inquire about the fundamentals of computer science, including object-oriented programming, data structures and algorithms, database management systems, and computer networks.

Three coding problems were asked one was to print frequency of each character in a string, second was also similar to this problem unable to recall it and third problem was given an array of string and range from L to R find the nth character if all strings from L to R is concatenated and sorted. Apart from these three coding problems there were 10 easy MCQ's.

Q1. Basic questions on java and spring boot, annotations, oops concept.
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Q2. Code LRU cache(with no updates), just to implement push and pop operation with given window size of 4.
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Q1. It was a design round where I was asked to write class models of a in memory session management system without using tools like redis.
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Q1. They asked to design a database table
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DSA, SQL, Problem Solving, Technical, Data Structures and Algorithms

Q1. Write an SQL Query for retrieving something
Ans. 
SQL query to retrieve data from a database
• Use SELECT statement to specify the columns to retrieve

• Use FROM clause to specify the table to retrieve data from

• Use WHERE clause to filter the results based on conditions
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Q2. Write a program to achieve something
Ans. 
Program to sort an array of integers in ascending order
• Use a sorting algorithm like bubble sort, selection sort, or insertion sort

• Iterate through the array and compare adjacent elements to swap if necessary

• Repeat the process until the array is sorted
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Q1. Move negative elements to right side of array
Ans. 
Move negative elements to right side of array
• Iterate through the array and swap negative elements to the right side

• Use two pointers approach to keep track of positive and negative elements

• Maintain the order of elements while moving negatives to the right side
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25 questions , 1 hour

1 coding , 2 logical question

Q1. For loop , 2 logical
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Q2. About final year projrct
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Coding is important three problems and mcqs of java and testing

Q1. Oops concepts were asked
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Q2. Java questions static jvm and all
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