Infosys Interview Questions, Process, and Tips

Q1. What is SDLC and different phases
Ans. 
SDLC stands for Software Development Life Cycle. It is a process used by software development teams to design, develop, and test high-quality software.
• SDLC consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables that contribute to the overall success of the project.

• For example, in the planning phase, project scop...read more
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Q2. Selenium framework and different keywords.
Ans. 
Selenium framework is a test automation tool that uses different keywords to interact with web elements.
• Selenium framework allows testers to write automated tests using various keywords like 'click', 'sendKeys', 'getText', etc.

• These keywords are used to perform actions on web elements such as buttons, input fields, and links.

• By using these keywords, testers can create robust and maintainable test scripts for web applic...read more
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Q3. What is oops? its characteristics. Collection classes.
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OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.
• OOPs focuses on creating objects that contain data and methods to manipulate that data.

• Characteristics of OOPs include encapsulation, inheritance, polymorphism, and abstraction.

• Collection classes in OOPs are used to store and manipulate groups of objects, such as lists, sets, and maps.
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Q1. CI/CD Integration
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Q2. What is SDLC? different phases of it.
Ans. 
SDLC stands for Software Development Life Cycle. It is a process used by software development teams to design, develop, and test high-quality software.
• Phases of SDLC include planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables to ensure the successful completion of the software project.

• For example, in the planning phase, project scope and objecti...read more
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Q1. Tell me about yourself
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Q2. Tell about what work was done in the project
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Q1. Tell me about yourself
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Q2. Spring boot related questions on controllers, and annnotations
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Q1. Tell me aboout yourself
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Q2. Salary negotiation
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Q1. Different between spring and springboot
Ans. 
Spring is a framework for building Java applications, while Spring Boot is an extension that simplifies the setup and development process.
• Spring is a comprehensive framework that provides various modules for building Java applications, such as Spring MVC for web applications and Spring Data for data access.

• Spring Boot is an extension of the Spring framework that aims to simplify the setup and development process by pro...read more
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Q2. About spring profiles
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Q1. Salary discussed
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Q2. Location change
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Q1. Kotlin Coroutines
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Q2. OOPS concepts basics
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Q3. Android Activities, Fragments, Broadcast receiver, Push Notification, Exceptional handling and all about KOTLIN and Jetpack compose (if you know)
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Q1. Technical scenario based discussion
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Q1. What is MVVM design how it's work
Ans. 
MVVM is a design pattern that separates the UI, business logic, and data layers in an Android app.
• MVVM stands for Model-View-ViewModel.

• Model represents the data and business logic.

• View is the UI component that displays the data.

• ViewModel acts as a mediator between the Model and View, handling user interactions and updating the UI.

• Data binding is often used to connect the ViewModel with the View in MVVM.

• Example: In an A...read more
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Q2. What is a Content Provider
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A Content Provider is a component in Android that manages access to a structured set of data.
• Content Providers are used to share data between different applications.

• They provide a standard interface for connecting data in one process with code running in another process.

• Content Providers can be used to store and retrieve data from a SQLite database, a file, or even the web.

• Examples of Content Providers include Contacts
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Q1. Internally how work retrofit and which patter is follow
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Q2. Solid Priciple
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How do you traverse a binary tree

Q1. Explain about linkedlist
Ans. 
A linked list is a linear data structure where elements are stored in nodes with each node pointing to the next node in the sequence.
• Consists of nodes connected by pointers

• Can easily insert or delete elements without shifting other elements

• Types include singly linked list, doubly linked list, and circular linked list
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Q2. What is multithreading
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Multithreading is the ability of a CPU to execute multiple threads concurrently.
• Multithreading allows for parallel execution of tasks on a single CPU core.

• Each thread has its own program counter, stack, and set of registers.

• Example: A web server handling multiple client requests simultaneously using multithreading.

• Example: A video game rendering graphics while processing user input using multithreading.
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