L&T Technology Services Full Stack Software Developer Interview Questions and Answers

Q1. Can you tell me about yourself?
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Q2. What are your strengths and weaknesses?
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Q1. What are the types of relationships in Database Management Systems (DBMS)?
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Q2. What is the concept of a pointer in programming?
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Some difficulty is there but on hard work u can crack

It's a technical round

Q1. Why this company
Ans. 
I am impressed by the company's innovative projects, strong team culture, and commitment to employee growth.
• Innovative projects such as developing cutting-edge software solutions for healthcare industry

• Strong team culture focused on collaboration and continuous learning

• Commitment to employee growth through training programs and career development opportunities
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Q2. What are your strengths
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My strengths include problem-solving skills, adaptability, and strong technical knowledge.
• Strong problem-solving skills - I enjoy tackling complex issues and finding creative solutions.

• Adaptability - I am able to quickly learn new technologies and adapt to changing project requirements.

• Strong technical knowledge - I have a solid understanding of various programming languages and frameworks.
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Aptitude questions and 3 coding questions

Q1. Reading, Writing and Audio listening and Speaking test
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Q2. Platform was Mercel Mettle
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Q1. Projects based questions and Job experience
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Q2. CS Fundamentals
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Q1. Job experience related questions
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Q1. Why choose Hexaware
Ans. 
Hexaware offers a collaborative work environment, cutting-edge technologies, and opportunities for growth and learning.
• Hexaware provides a collaborative work environment where developers can work together to solve complex problems.

• The company uses cutting-edge technologies and tools, allowing developers to stay up-to-date with the latest trends in software development.

• Hexaware offers opportunities for growth and learni...read more
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Q2. What do you know about Hexaware
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Hexaware is a global IT services company providing automation, cloud, and digital solutions.
• Hexaware was founded in 1990 and is headquartered in Mumbai, India.

• They offer services in areas such as application transformation, infrastructure management, and business process services.

• Hexaware has a strong focus on automation and digital technologies to help clients improve efficiency and innovation.

• The company has a global...read more
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Q1. Introduce yourself,core java
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Q1. Coding test, java , spring boot, Microservice,hibernate
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Data structure Hash Map problem and java 8 code

Coding singlton code and immutable code hashcode equals java 8 code data structure spring boot microservicis

Q1. How was your project info details
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Q2. What about your qualifications
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Q1. What is concurrent hashmap
Ans. 
ConcurrentHashMap is a thread-safe implementation of the HashMap class in Java.
• ConcurrentHashMap allows multiple threads to read and write to the map concurrently without causing any data corruption.

• It achieves thread-safety by dividing the map into segments, each of which can be locked independently.

• ConcurrentHashMap is more efficient than using synchronized collections for concurrent access.

• Example: ConcurrentHashMap
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Q2. How is dependency injection different from dependency inversion
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Dependency injection is a design pattern where dependencies are provided to a class from the outside, while dependency inversion is a principle that states high-level modules should not depend on low-level modules, but both should depend on abstractions.
• Dependency injection is a technique to achieve dependency inversion.

• Dependency injection involves providing dependencies to a class from the outside, typically through ...read more
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Q3. If I add 2 same attribute values for a object to a set...will I see 2 objects in the set, if yes what changes you make to the code to insert unique objects to a set
Ans. 
No, you will not see 2 objects in the set. To insert unique objects to a set, you can override the equals() and hashCode() methods in the object class.
• In a set, each element must be unique based on the equals() method. If you add 2 objects with the same attribute values, only one will be stored in the set.

• To ensure uniqueness, override the equals() and hashCode() methods in the object class. This will define how object...read more
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Q4. What is serialisation, externalisation, serializable
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Serialisation is the process of converting an object into a format that can be easily stored or transmitted. Externalisation is a way to customize the serialization process. Serializable is an interface in Java that allows objects to be serialized.
• Serialisation is the process of converting an object into a format that can be easily stored or transmitted

• Externalisation is a way to customize the serialization process

• Seri...read more
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Q5. Write a Generic method to add string or integer to List or List
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Create a generic method to add string or integer to List or List
• Create a generic method that takes a List and an element as input

• Use Java generics to specify the type of List and element

• Check the type of List and element, then add the element to the List
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Q1. C#, OOPS, JAVASCRIPT
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Q1. Dot net core, design pattern
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