Insolutions Global Software Engineer Interview Questions, Process, and Tips

Oops concept, spring framework, java core

Q1. Explain what are oops concepts
Ans. 
OOPs concepts refer to Object-Oriented Programming principles such as Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation det
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Q2. Explain flow of hibernate using example
Ans. 
Hibernate is an ORM tool that simplifies database interactions in Java applications.
• Hibernate configuration involves setting up database connection details in hibernate.cfg.xml

• Entities are mapped to database tables using annotations or XML mapping files

• SessionFactory is created to obtain Session objects for database operations

• Transactions are managed using Session object to ensure data consistency

• Example: Entity class ...read more
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Q1. Java related, spring boot, oops
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Q1. Mcq question on core java, oops, string, code snippet
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Q1. Difference between constructor and methods? What is oops concept ?
Ans. 
Constructors are special methods used to initialize objects, while methods are functions that perform specific tasks in a class.
• Constructors are called when an object is created, while methods are called to perform actions on objects.

• Constructors have the same name as the class and do not have a return type, while methods have a different name and can have a return type.

• Constructors are used to set initial values for o...read more
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Basics aptitude

Q1. Core sql questions, basic java, plsql, banking knowledge
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