Software Associate Interview Questions and Answers for Freshers

Updated 1 Feb 2025

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Q1. What are the concepts of Object-Oriented Programming (OOP), specifically method overloading and method overriding?

Ans.

OOP concepts include method overloading and method overriding for reusability and flexibility in programming.

Method overloading allows multiple methods with the same name but different parameters in a class.
Method overriding involves creating a new implementation of a method in a subclass that is already defined in the superclass.
Method overloading is resolved at compile time, while method overriding is resolved at runtime.
Example of method overloading: adding(int a, int b) a...read more

Q2. What technology stack is utilized, and why was this specific stack selected?

Ans.

The technology stack utilized includes Java, Spring Boot, Angular, and MySQL. This stack was selected for its robustness, scalability, and ease of development.

Java is used for backend development due to its versatility and strong community support
Spring Boot is chosen for its ease of setup and integration with Java applications
Angular is utilized for frontend development to create dynamic and interactive user interfaces
MySQL is the database of choice for its reliability and p...read more

Q3. what is spring mvc architecture

Ans.

Spring MVC is a framework for building web applications in Java, following the Model-View-Controller design pattern.

Spring MVC separates the application into three main components: Model, View, and Controller.
The Model represents the data of the application, the View is responsible for rendering the data to the user, and the Controller handles user input and updates the Model.
Spring MVC provides features like request mapping, data binding, and validation to simplify web appli...read more

Q4. Explain microservice architecture

Ans.

Microservice architecture is an architectural style that structures an application as a collection of loosely coupled services.

Each service is self-contained and can be developed, deployed, and scaled independently.
Services communicate with each other over lightweight protocols like HTTP or messaging queues.
Microservices allow for flexibility, scalability, and easier maintenance of complex applications.
Examples of companies using microservices include Netflix, Amazon, and Ube...read more

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Q5. what is array list

Ans.

An array list is a dynamic data structure that can store a collection of elements of the same data type.

Array list can dynamically grow or shrink in size as elements are added or removed.
Elements in an array list are accessed by their index position.
Example: ArrayList names = new ArrayList();
Example: names.add("Alice"); names.add("Bob");