Infosys Sailpoint Developer Interview Questions and Answers

Q1. What is java? What is variable?
Ans. 
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

General aptitude test involving percentages and ratios.

Moderate level questions, 2 easy and 1 medium question

Q1. Just discussion on what technology one knows and the mode of working style.
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Q2. Do you know about CD/CI?
Ans. 
CD/CI stands for Continuous Delivery/Continuous Integration, a software development practice to automate the process of testing and deploying code changes.
• CD/CI is a software development practice that involves automating the process of testing and deploying code changes.

• Continuous Integration (CI) involves automatically building and testing code changes as they are committed to the repository.

• Continuous Delivery (CD) i...read more
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Q3. Do you know what is Spring boot?
Ans. 
Spring Boot is a Java-based framework used for creating standalone, production-grade Spring-based applications.
• Spring Boot simplifies the process of developing Spring applications by providing a set of default configurations.

• It allows for easy deployment of applications by embedding the application server within the application itself.

• Spring Boot includes features like auto-configuration, starter dependencies, and prod...read more
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Q1. General HR questions like shift flexibility, about family, native place.
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Q1. React virtual dom, how it works
Ans. 
React virtual DOM is a lightweight copy of the actual DOM, which allows React to efficiently update and render components.
• React creates a virtual DOM tree that mirrors the actual DOM.

• When changes occur, React compares the virtual DOM with the previous version to identify the minimal updates needed.

• React then updates the virtual DOM and efficiently applies the changes to the actual DOM.

• This process helps in optimizing p...read more
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Q2. Explain redux, and flow
Ans. 
Redux is a predictable state container for JavaScript apps. Flow is a static type checker for JavaScript.
• Redux is a state management library for JavaScript applications.

• It helps in managing the state of an application in a predictable way.

• It follows a unidirectional data flow pattern.

• Flow is a static type checker for JavaScript that helps in catching errors before runtime.

• It helps in improving the quality of code and r
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Q1. Explain unit testing
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Unit testing is a software testing technique where individual units or components of a software application are tested in isolation from the rest of the application.
• Unit testing is done to ensure that each unit of the software application is working as expected.

• It helps in identifying and fixing bugs early in the development cycle.

• Unit tests are automated and can be run frequently to ensure that changes made to the cod...read more
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Q2. Explain routing in react
Ans. 
Routing in React is the process of navigating between different components or pages based on the URL.
• React Router is a popular library for handling routing in React

• It allows for declarative routing with components and URLs

• Routes can be defined with parameters and nested routes

• Navigation can be done with Link and NavLink components

• Programmatic navigation can be done with the useHistory hook
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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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Q1. Concepts like Abstraction, Inheritance Overloading Overriding Collections
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Q1. Expected ctc Challenges faced in your project What are modules you worked on in your project
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Q2. Was your team lead unhappy with performance at any point during your journey
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