Infosys IIB Developer Interview Questions and Answers

General, oop concept

Q1. OOP Concept basics with example
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Q2. SOLID Principles
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Q1. Package discussion
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Q2. Whether ready to work with any shifts
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Q1. Various situation, technical, practical and logical reasoning questions
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Q1. Communication skills
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Q1. Basic questions on SQL
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Q2. Datastructure and Algorithm questions
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Q1. What is java? What is variable?
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Java is a popular programming language used for developing various applications. A variable is a named memory location used to store data.
• Java is an object-oriented language

• It is platform-independent

• Variables in Java have a specific data type

• Variables can be assigned values and their values can be changed

• Example: int age = 25; String name = "John";
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Q2. What is inheritance? types of inheritance
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows code reuse and promotes code organization.

• There are different types of inheritance: single inheritance, multiple inheritance, multilevel inheritance, and hierarchical inheritance.

• Single inheritance involves a class inheriting from a single base class.

• Multiple inheritance involves...read more
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Q3. 1.Java is a high level language 2.java is a programme is called a set of instructions 3.java run time environment (jre) 4.java is a platform independent. Variable: A variable which is container that some d...read more
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Q4. Inheritance; 1.Acquring the properties of parent class to the child class with out changeing the properties of parent class is known as inheritance 2.inheritanc is a is relationship 3.extends keyword is us...read more
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Inheritance is acquiring properties of parent class to child class without changing parent class properties. It is classified into 5 types.
• Inheritance is a way to reuse code and establish a relationship between classes

• The 'extends' keyword is used to implement inheritance in Java

• Examples of inheritance include a 'Car' class inheriting properties from a 'Vehicle' class

• Single level inheritance involves one parent class a...read more
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May I about you ? Which your qualification and which stream

Q1. What is java what is spring mvc
Ans. 
Java is a programming language while Spring MVC is a web framework built on top of Java.
• Java is an object-oriented language used for developing applications.

• Spring MVC is a framework that provides a model-view-controller architecture for building web applications.

• Spring MVC is built on top of the Java Servlet API and provides features like request mapping, view resolution, and data binding.

• Spring MVC also provides supp...read more
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Q2. What is spring what is hibernate
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Spring is a Java framework for building web applications. Hibernate is an ORM tool for mapping Java objects to relational databases.
• Spring provides a comprehensive programming and configuration model for modern Java-based enterprise applications.

• Hibernate simplifies the development of Java application to interact with the database.

• Spring and Hibernate can be used together to build robust and scalable applications.

• Examp...read more
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They will give you one topic and you want to speak about it .

Q1. Basic technical questions interviewer asked from your choosen questions. You can check interview questions from Google.
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Q2. As my language was Python. So questions vwas what is pass statement, continue and break statement,what are list and tupple, and then some advanced questions
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Q3. They also asked me puzzle 3 questions were asked .
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Q1. They mainly asked you situation based questions and from your project
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Q1. What are development life cycles
Ans. 
Development life cycles are processes used to plan, design, build, test, and deploy software applications.
• There are several development life cycles, including Waterfall, Agile, and DevOps.

• The Waterfall model is a linear approach where each phase must be completed before moving on to the next.

• Agile methodologies focus on iterative development and continuous feedback.

• DevOps combines development and operations to create a...read more
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Q1. How did you do deployment
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Q1. What's your ctc and ectc
Ans. 
I prefer not to disclose my current or expected salary as it is not relevant to my qualifications and experience.
• I believe that my skills and experience are more important than my current or expected salary

• I am open to discussing compensation that is fair and competitive for the role and my qualifications

• I am more interested in the opportunity to work on challenging projects and grow my skills

• I would like to focus on h...read more
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