Infosys Senior Technical Consultant Interview Questions and Answers

Q1. What is abstract class
Ans. 
An abstract class is a class that cannot be instantiated and is meant to be subclassed.
• An abstract class serves as a blueprint for other classes.

• It can have both abstract and non-abstract methods.

• Abstract methods are declared without an implementation and must be implemented by the subclasses.

• An abstract class can have instance variables, constructors, and static methods.

• It provides a common interface for all the subcl
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Q2. What are middleware component in c#
Ans. 
Middleware components in C# are software components that sit between an application and the operating system, providing services and functionality.
• Middleware components act as a bridge between the application and the operating system.

• They provide services such as authentication, logging, caching, and routing.

• Middleware components can be added to the application's request pipeline to handle specific tasks.

• Examples of mi...read more
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Q3. When should use out and ref
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Q4. What is MVC filter , how you implemented it in your app
Ans. 
MVC filter is a feature in MVC framework that allows you to apply cross-cutting concerns to actions and controllers.
• MVC filter is used to implement cross-cutting concerns like logging, authentication, authorization, etc.

• It can be implemented by creating a custom filter class that inherits from the FilterAttribute class.

• The custom filter class can override the OnActionExecuting, OnActionExecuted, OnResultExecuting, and ...read more
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Q5. What is web api
Ans. 
Web API is a set of rules and protocols that allows different software applications to communicate and interact with each other over the internet.
• Web API stands for Application Programming Interface

• It enables communication between different software systems

• Web API uses HTTP protocols for communication

• It allows developers to access and manipulate data from remote servers

• Examples of Web APIs include Google Maps API, Twit
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Q6. How components communicate in angular
Ans. 
Components in Angular communicate through input and output properties, event emitters, and services.
• Components can communicate with each other using input and output properties.

• Input properties allow data to flow from a parent component to a child component.

• Output properties use event emitters to send data from a child component to a parent component.

• Components can also communicate through services, which act as a shar...read more
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Q1. Azure cloud platform tech
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Q2. Informatica tech stack ques
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Q1. Adf tech stack que
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Q2. Scd type 2 implementation
Ans. 
SCD Type 2 implementation involves tracking historical changes in data by creating new records for each change.
• Identify the columns that need to be tracked for changes

• Add effective start and end dates to track the validity of each record

• Insert new records for changes and update end dates for previous records

• Maintain a surrogate key to uniquely identify each version of the record
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Q1. Dw related que ans
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Q2. Solution design related que
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Q1. Aspiration from my end
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Q2. How soon can join
Ans. 
I can join the team within 2 weeks.
• I can start within 2 weeks of receiving the offer.

• I need to give notice to my current employer.

• I may need to relocate, which could affect my start date.
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Q1. Tell me about yourself.
Ans. 
Experienced technical writer with a background in software development and a passion for clear and concise communication.
• Over 5 years of experience in technical writing for software products

• Proficient in creating user guides, API documentation, and release notes

• Strong background in software development, allowing for effective collaboration with engineers

• Skilled in translating complex technical concepts into easy-to-und...read more
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Q2. What do you know about DITA XML, which tags have you used in your documents, what are keywords, and what is DITA mapping, have you ever created graphics or illustrations, types of DITA topics, benefits of ...read more
Ans. 
DITA XML is a structured content standard used for creating technical documentation.
• DITA XML is a structured content standard for technical documentation

• Commonly used tags include <topic>, <title>, <body>, <section>

• Keywords are used to categorize content for easy retrieval

• DITA mapping is the process of linking topics together in a hierarchy

• Graphics and illustrations can be created and included i...read more
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Q3. What do you know of Agile Methodology and Scrum?
Ans. 
Agile Methodology and Scrum are popular project management frameworks used in software development.
• Agile Methodology is a flexible approach to software development that emphasizes incremental delivery, collaboration, and continuous improvement.

• Scrum is a specific Agile framework that divides work into sprints, with daily stand-up meetings and regular reviews.

• Scrum roles include Product Owner, Scrum Master, and Developm...read more
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Q4. What do you do in case of conflict with SMEs, have you worked with any global audience, what kind of documents have you created, how do you estimate time needed for your document.
Ans. 
In case of conflict with SMEs, I prioritize clear communication and collaboration. I have experience working with global audiences, creating various types of documents, and estimating time needed for each project.
• In case of conflict with SMEs, I prioritize clear communication and collaboration to find a resolution that meets both our needs.

• I have worked with global audiences by adapting my writing style to suit differe...read more
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Q5. How do you receive input, what are DDLC and SDLC, what style guides have you used for creating documents, how do you ensure accuracy in your document.
Ans. 
I receive input through meetings and emails, DDLC is Document Development Life Cycle, SDLC is Software Development Life Cycle, I use APA and Chicago style guides, I ensure accuracy through thorough research and review.
• Receive input through meetings with subject matter experts and stakeholders

• DDLC (Document Development Life Cycle) is the process of creating, editing, and publishing documents

• SDLC (Software Development Li...read more
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Q6. What is design thinking, have you ever communicated with developers, what do you do when you do not have enough information but the deadline is already near?
Ans. 
Design thinking is a problem-solving approach that focuses on understanding the user's needs and creating innovative solutions.
• Design thinking involves empathizing with users, defining the problem, ideating solutions, prototyping, and testing.

• Yes, I have communicated with developers to understand technical aspects and constraints of the project.

• When lacking information near a deadline, I prioritize the most critical as...read more
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Q7. Have you worked with any version control systems?
Ans. 
Yes, I have experience working with version control systems.
• I have used Git for version control in my previous roles.

• I am familiar with branching, merging, and resolving conflicts in Git.

• I have also worked with SVN (Subversion) in the past.
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Program for duplicate removal and sorting

Q1. Technical in detail
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Q1. All AWS related questions
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Q2. Automation questions specific cloud automation using Python
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Q1. Overall infrastructure handling & Trouble shooting
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Q2. How you perform as Individual contributor/ get team lead opportunity how you handle it
Ans. 
I excel as an individual contributor and transition smoothly into a team lead role by leveraging my technical expertise and leadership skills.
• Demonstrate strong technical skills and consistently deliver high-quality work as an individual contributor.

• Proactively seek opportunities to mentor and guide team members, showcasing leadership potential.

• Communicate effectively with team members, fostering collaboration and driv...read more
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Q1. What is react? What is virtual dom?
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Q2. React hooks Higherorder component
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Voice assesment,which will be evaluated by ai

Q1. Introduce yourself
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Q2. Basic dsa question on printing pattern
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