Epicor Software Corporation Senior Product Developer Interview Questions and Answers

Q1. Tell us about your experience.
Add your answer
Q2. In english, give me a feedback you received lately.
Add your answer

Q1. Brief explanation of SOLID principles
Add your answer
Q2. Ref vs out arguments
Add your answer

Aptitude,reasoning,verbal,C language,Java,C++

Q1. What is interface in JAVA
Add your answer
Q2. Explain OOPS in JAVA
Add your answer

Q1. How to create restfull api
Ans. 
To create a RESTful API, define endpoints, use HTTP methods, handle requests and responses, and follow REST principles.
• Define endpoints for different resources (e.g. /users, /products)

• Use HTTP methods (GET, POST, PUT, DELETE) for CRUD operations

• Handle requests and responses in JSON format

• Follow REST principles like statelessness, uniform interface, and client-server architecture
Answered by AI
Add your answer
Q2. How to do pagination in jpa
Ans. 
Pagination in JPA allows fetching a subset of results from a query.
• Use the setFirstResult() method to set the starting index of the results to retrieve

• Use the setMaxResults() method to set the maximum number of results to retrieve

• Combine setFirstResult() and setMaxResults() to implement pagination
Answered by AI
Add your answer

Q1. Project based backend and frontend
Add your answer
Q2. How to connect to backend
Ans. 
To connect to the backend, you can use APIs, database connections, or web services.
• Use APIs to send and receive data between the frontend and backend

• Establish database connections to retrieve and store data

• Utilize web services for communication between different systems
Answered by AI
Add your answer

Q1. What is class what is object what is different between private protected and public and default
Ans. 
A class is a blueprint for creating objects, while an object is an instance of a class. Private, protected, public, and default are access modifiers in object-oriented programming.
• A class is a template or blueprint that defines the properties and behaviors of objects.

• An object is an instance of a class, created using the class blueprint.

• Private access modifier restricts access to class members within the same class.

• Pro...read more
Answered by AI
View 1 more answer
Q2. What is object ?
Ans. 
An object is a self-contained entity that consists of both data and behavior.
• Objects are instances of classes in object-oriented programming.

• They encapsulate data and provide methods to manipulate that data.

• Objects can interact with each other through method calls and message passing.

• Examples of objects include a car, a person, or a bank account.
Answered by AI
View 1 more answer
Q3. What is public?
Ans. 
Public is a keyword in programming languages that denotes the accessibility of a class, method, or variable.
• Public is one of the access modifiers in object-oriented programming.

• It allows the class, method, or variable to be accessed from any other class or package.

• Public members are part of the public API of a software component.

• Example: public class MyClass { ... }

• Example: public void myMethod() { ... }

• Example: public
Answered by AI
View 1 more answer
Q4. What is private?
Ans. 
In programming, private is an access modifier that restricts the visibility of a class member to within its own class.
• Private is used to encapsulate data and prevent direct access from outside the class.

• Private members can only be accessed through public methods or properties.

• Private variables are often used to store internal state or implementation details.

• Private methods are used for internal logic and are not meant
Answered by AI
View 1 more answer
Q5. What is protected
Ans. 
protected is an access modifier in object-oriented programming that restricts access to members within the same package or subclasses.
• protected is one of the four access modifiers in Java, along with public, private, and default.

• Members declared as protected can be accessed within the same package or by subclasses.

• Protected members are not accessible outside the package unless accessed through inheritance.

• Example: prot...read more
Answered by AI
Add your answer

Q1. Not available, PFB
Add your answer
Q2. Please find below
Add your answer

Q1. Question are about interview
Add your answer
Q2. Answers about interview
Add your answer

The aptitude round consists of quantitative, technical questions mainly from java ,oops, ds concepts , some from os . Negative marking was there with 0.25 mark deduction.

It consists of three coding questions and that was pretty much easy . 1st qn is easy and so is the 2nd question . Third question is kind of medium level (but not so tough ) . It was a question related to doubly linked list . 1st and 2nd were array and string questions. We had this in pen and paper format , not in ids .

Q1. This is a technical hr one on one interview. It only depends based on your resume and in depth technical questions related to that. Hr would be well versed in those fields. There would be 3-4 Hrs and any o...read more
Add your answer

Q1. It is a in depth technical hr round . There will be panel of 4 technical hr . They will ask questions based on your resume and according to their knowledge in that field. Each will have a storng knowledge ...read more
Add your answer