LTIMindtree Full Stack Developer Interview Questions, Process, and Tips

There is 30 aptitude test

There 2 coding problems

Q1. Describe Oops concepts in java
Ans. 
Oops concepts in Java are fundamental principles of object-oriented programming such as Inheritance, Polymorphism, Encapsulation, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Polymorphism: Ability of an object to take on multiple forms.

• Encapsulation: Wrapping data and methods into a single unit.

• Abstraction: Hiding the implementation details and showing only the neces
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Q2. And some questions on the language
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Q3. About the project u have done
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Q1. About full stack developer of website development
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Q2. Angular ,string boot , html, MySQL,css
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Q3. Front end,back end, development
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Q1. What is idempotent in rest api
Ans. 
Idempotent in REST API means multiple identical requests have the same effect as a single request.
• Idempotent operations can be safely retried without causing unintended effects.

• GET, PUT, and DELETE methods are idempotent, while POST method is not.

• For example, sending the same DELETE request multiple times will have the same effect as sending it once.

• Idempotency is important for ensuring data consistency and preventing
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Q1. Write a program to frequency of character in string in java using stream.
Ans. 
Program to find frequency of characters in a string using Java stream.
• Convert the string to a character array using toCharArray() method.

• Create a stream of characters using Arrays.stream() method.

• Use Collectors.groupingBy() method to group the characters by their frequency.

• Use Collectors.counting() method to count the frequency of each character.

• Store the result in a Map.

• Print the result using forEach(
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Q1. Difference between processing in Node.js and Java
Ans. 
Node.js is event-driven and non-blocking while Java is thread-based and blocking.
• Node.js uses an event loop to handle multiple requests simultaneously while Java creates a new thread for each request.

• Node.js is faster for I/O-bound tasks while Java is better for CPU-bound tasks.

• Node.js is more lightweight and easier to scale while Java requires more resources.

• Node.js is better for real-time applications while Java is b...read more
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Q1. HR related questions
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