ValueLabs Application Development - Senior Analyst Interview Questions, Process, and Tips

Q1. Java SE and spring boot related questions. Questions on streams and polymorphism
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Q1. What are your salary expectations?
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Q2. Tell me about yourself.
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Q1. Technically interview about JavaScript, angular and html/css
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One program on JavaScript with basic medium and high complexity level

Q1. Experience on different work environment
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Q2. Reason for change the current organisation
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Q1. Core Java Related questions
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Q2. Difference between abstract class and interface
Ans. 
Abstract class can have implementation while interface only has method signatures.
• Abstract class can have constructors while interface cannot.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract class can have non-public members while interface only has public members.

• Abstract class is used for creating a base class while interface is used for implementing a contract.

• Example o...read more
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Q3. Spring auto-wiring and DI
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Q4. Transaction Management in Hibernate/JPA
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Transaction management in Hibernate/JPA
• Hibernate/JPA provides transaction management support through the EntityManager API

• Transactions can be managed programmatically or declaratively using annotations

• The @Transactional annotation can be used to mark a method as transactional

• Hibernate/JPA supports different transaction isolation levels and propagation behaviors

• Rollback can be triggered programmatically or automatically
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Q5. Unit testing, CI/CD, Git
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Q1. Simple questions related to SDLC
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Q2. Advantages of Agile over waterfall model
Ans. 
Agile allows for flexibility, collaboration, and faster delivery compared to the rigid and sequential waterfall model.
• Agile emphasizes on continuous feedback and improvement

• Agile allows for changes to be made throughout the development process

• Agile promotes collaboration and communication among team members

• Agile enables faster delivery of working software

• Waterfall model is rigid and sequential, making it difficult to m...read more
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Why should we hire you?
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Q4. Why are you looking for a change?
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Q1. What is concurrency and how did you achieved it in your projects ?
Ans. 
Concurrency is the ability of a program to execute multiple tasks simultaneously.
• Achieved through multi-threading or asynchronous programming

• Requires careful management of shared resources to avoid race conditions

• Examples include implementing a chat application or processing multiple requests simultaneously
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