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I applied via Naukri.com and was interviewed before May 2022. There were 2 interview rounds.
OOPs in Java stands for Object-Oriented Programming which is a programming paradigm based on the concept of objects.
OOPs is a way of programming that focuses on objects and their interactions
It involves concepts like inheritance, polymorphism, encapsulation, and abstraction
Java is an object-oriented programming language that supports OOPs concepts
Example: Creating a class for a car with properties like make, model, and
Collections are data structures that store and organize objects in Java.
Collections provide a way to group related objects together.
They can be used to perform operations on groups of objects, such as sorting or searching.
Examples of collections include lists, sets, and maps.
Exception handling is a mechanism to handle runtime errors and prevent program crashes.
It allows the program to gracefully handle errors and continue execution.
It involves catching and handling exceptions using try-catch blocks.
Common exceptions include null pointer, arithmetic, and array index out of bounds.
Proper exception handling improves code reliability and maintainability.
Multi threading is the ability of a program to perform multiple tasks concurrently.
It allows for better utilization of CPU resources
It can improve program performance and responsiveness
Examples include web servers handling multiple requests simultaneously
It requires careful synchronization to avoid race conditions and deadlocks
JDBC connection pooling is a technique of reusing database connections to improve performance.
Connection pooling reduces the overhead of creating and destroying database connections.
It maintains a pool of pre-initialized connections that can be reused by multiple clients.
It improves application scalability and performance by reducing the time spent in establishing a new connection.
Popular connection pooling frameworks
I applied via Naukri.com and was interviewed in Jan 2021. There were 3 interview rounds.
I applied via Company Website and was interviewed in Sep 2024. There were 3 interview rounds.
Focusing on moderate level patterns
Object oriented principles are fundamental concepts in software development that focus on organizing code into objects with properties and behaviors.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Inheritance: Allowing a new class to inherit properties and behaviors from an existing class.
Polymorphism: The ability for objects of different classes to respond to the same message in di...
posted on 19 Nov 2024
Job Roles and Responsibility & Salary Discussion
posted on 12 Dec 2024
Use thread pooling and asynchronous processing to handle multiple requests efficiently in Spring Boot.
Implement thread pooling to manage multiple requests concurrently.
Use asynchronous processing to handle requests without blocking the main thread.
Consider using reactive programming with Spring WebFlux for better scalability.
Optimize database queries and external API calls to reduce response times.
Implement caching mec...
A server is a computer or software that provides functionality for other programs or devices. ABAP server is a server that runs ABAP programs.
A server is a computer or software that provides services or resources to other computers or programs.
ABAP server is a server that runs ABAP (Advanced Business Application Programming) programs, commonly used in SAP systems.
ABAP server handles requests from clients and executes A...
posted on 23 Aug 2024
I applied via campus placement at National Institute of Technology (NIT), Karnataka and was interviewed in Jul 2024. There was 1 interview round.
Question based on array string linkedlist
I applied via campus placement at National Institute of Technology, (NIT), Sikkim and was interviewed in Jul 2024. There were 2 interview rounds.
I applied via Naukri.com and was interviewed in Jun 2023. There were 3 interview rounds.
I applied via Company Website and was interviewed in Jul 2023. There were 4 interview rounds.
Such like blood relation questions, graph, alphabet and numeric values etc
Related to operators, oop concepts
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