Birlasoft Interview Questions, Process, and Tips

General and logical question.

Inquiring about data structures.

Q1. Tell about your self
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Q2. Role in Project
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Normal Apti - Quantitative, Logical Reasoning, English and Technical

Q1. Interview questions were mostly related to core Java , oops concept , SQL queries and database
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Q1. Mostly see your communication, preference for location etc
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Write progame for palindrome

Numerical Reasoning and Grammatical Questions

We gets the code its just we have to correct the error in the code and pass the test cases for the code

Here they just look for your fluency and speaking skills. Try to speak as much as you can

Q1. Here they ask for the skills mentioned in your CV e.g Your college projects basics of sql and python
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Q1. Here they ask for reallocation flexibility.
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Q1. WHAT IS GEN AI
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Q2. WHAT ARE TRANSFORMERS
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Q1. Explain Java 8 features
Ans. 
Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow you to write code in a more concise and readable way.

• Functional interfaces are interfaces with a single abstract method, which can be implemented using lambda expressions.

• Streams provide a way to work with collections of objects in a functional style.

• Default methods allow int...read more
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Q2. Find 2nd Highest number from an array
Ans. 
Find 2nd highest number from an array of strings
• Convert array of strings to array of integers

• Sort the array in descending order

• Return the second element in the sorted array
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Q1. Explain Microservice design pattern
Ans. 
Microservice design pattern is an architectural style where an application is composed of small, independent services that communicate over well-defined APIs.
• Each service is responsible for a specific business function

• Services are loosely coupled and can be developed, deployed, and scaled independently

• Communication between services is typically done through lightweight protocols like HTTP or messaging queues

• Microservic...read more
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Q2. List all the Annotation used in your project Explain difference between @component and @bean
Ans. 
Annotations used in project: @Component, @Bean. Difference: @Component is a generic stereotype for any Spring-managed component, while @Bean is used to explicitly declare a Spring bean.
• Annotations used in project: @Component, @Bean

• @Component is a generic stereotype for any Spring-managed component

• @Bean is used to explicitly declare a Spring bean
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Q3. Explain SOLID design principle
Ans. 
SOLID is a set of five design principles to make software designs more understandable, flexible, and maintainable.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Objects of a superclass should be replaceable with objects of its subclasses without aff...read more
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Q4. Explain internal working of has map
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• To retrieve a value, the key is hashed a...read more
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Q5. Explain angular hooks
Ans. 
Angular hooks are lifecycle events in Angular components that allow developers to tap into key moments in a component's lifecycle.
• Angular hooks include ngOnInit, ngOnChanges, ngDoCheck, ngOnDestroy, etc.

• ngOnInit is used for initialization logic, ngOnChanges is used for reacting to input changes, ngDoCheck is used for custom change detection, and ngOnDestroy is used for cleanup tasks.

• Developers can use these hooks to pe...read more
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