People Tech Group Team Lead Interview Questions and Answers

Decorators, generators,

Simple array questions

Q1. Difference between spring jpa and hibernate
Ans. 
Spring JPA is a part of the Spring framework that provides an abstraction layer on top of JPA, while Hibernate is a standalone ORM framework.
• Spring JPA is a part of the Spring framework and provides additional features like transaction management, dependency injection, and aspect-oriented programming.

• Hibernate is a standalone ORM framework that provides mapping between Java objects and database tables, along with featu...read more
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Q2. What is cyclic barrier
Ans. 
Cyclic barrier is a synchronization aid that allows a set of threads to wait for each other to reach a common barrier point.
• Cyclic barrier is similar to CountDownLatch but can be reused after the barrier point is reached.

• It is initialized with a count of the number of threads that must invoke await() before the barrier is tripped.

• Threads wait at the barrier until all threads have invoked await(), then the barrier is re...read more
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Find smallest positive integer in an array which is missing in the array

Q1. What is cyclic barrier ?
Ans. 
Cyclic barrier is a synchronization aid that allows a set of threads to wait for each other to reach a common barrier point.
• Cyclic barrier is similar to CountDownLatch but can be reused after the waiting threads are released.

• It is initialized with a count of the number of threads that must invoke await() before the barrier is tripped.

• Threads wait at the barrier until all threads have invoked await(), then the barrier i...read more
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Q2. Spring JPA vs Hibernate
Ans. 
Spring JPA is a part of the Spring Data project that makes it easier to work with JPA. Hibernate is a popular ORM framework.
• Spring JPA is a higher level abstraction on top of JPA, providing more features and simplifying development.

• Hibernate is a powerful ORM framework that provides mapping between Java objects and database tables.

• Spring JPA can be used with Hibernate as the underlying ORM provider.

• Hibernate offers mor...read more
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Q1. Current Roles and responsibilities
Ans. 
As a Technical Lead, my current roles and responsibilities include overseeing the technical aspects of projects, providing guidance to team members, and ensuring successful project delivery.
• Overseeing technical aspects of projects

• Providing guidance to team members

• Ensuring successful project delivery
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Q2. Willing to relocate
Ans. 
Yes, I am willing to relocate for the right opportunity.
• I am open to relocating for a challenging role that aligns with my career goals.

• I have relocated for previous job opportunities and have found it to be a positive experience.

• I understand the importance of being flexible and adaptable in today's job market.
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Q1. Basics of related technology and coding questions related to basic operations of array string
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Q1. Tech 2 round is more about concept
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Q1. Manager round not technical
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Q1. Formal discussion ,salary negotiation
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Q1. Write a linked list.
Ans. 
A linked list is a data structure consisting of nodes where each node points to the next node in the sequence.
• Nodes contain data and a reference to the next node

• Can be singly linked (each node points to the next) or doubly linked (each node points to the next and previous)

• Example: Node 1 -> Node 2 -> Node 3
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Q2. Find the middle node of a linked list.
Ans. 
To find the middle node of a linked list, use the slow and fast pointer technique.
• Initialize two pointers, slow and fast, both pointing to the head of the linked list.

• Move the slow pointer by one step and the fast pointer by two steps until the fast pointer reaches the end of the list.

• The node pointed to by the slow pointer at this point will be the middle node.
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Q1. How do you handle conflict between manager and developer
Ans. 
Addressing conflict between manager and developer requires open communication, understanding both perspectives, and finding a mutually beneficial solution.
• Encourage open communication between the manager and developer to understand each other's perspectives and concerns.

• Facilitate a meeting to discuss the conflict and find common ground or compromises.

• Seek to understand the underlying reasons for the conflict and addre...read more
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Q2. Where do you see yourself in next 5 years
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Coding and concepts of data science

Q1. Basic knowledge of your skills
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Q2. Scenario based questions.
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Q1. Scenario based questions
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Q2. SQL technical question.
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Q1. Salary Discussion, joining date negotiation and Joining Bonus.
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Q1. Mix of coding, theory and design questions
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