Infosys Technical Lead Interview Questions, Process, and Tips

Real time batch streaming refers to processing data in real time as it arrives, while also handling large volumes of data in batches.

• Real time processing involves handling data as it arrives, allowing for immediate insights and actions.

• Batch processing involves processing large volumes of data in chunks, which can be more efficient for certain tasks.

• Examples include Apache Kafka for real time streaming and Apache Spark

Implementing CI/CD involves automating the process of integrating code changes and deploying them to production.

• Set up a version control system like Git to track changes in code

• Use a continuous integration tool like Jenkins to automatically build and test code changes

• Implement automated testing to ensure code quality and catch bugs early

• Use a continuous delivery tool like Docker to package and deploy code changes

• Integr...read more

Client discovery in microservices involves understanding client needs, preferences, and constraints to design effective solutions.

• Conduct interviews with clients to gather requirements

• Analyze existing systems and workflows to identify pain points

• Collaborate with stakeholders to prioritize features and functionalities

• Use tools like surveys, user personas, and user stories to capture client needs

• Iterate on feedback to co

Spring Boot is a framework that simplifies the development of Spring applications by providing pre-configured settings and conventions.

• Spring Boot is opinionated and provides defaults for configuration, reducing the need for manual setup.

• Spring Boot includes embedded servers like Tomcat, Jetty, and Undertow, making it easy to deploy standalone applications.

• Spring Boot offers a wide range of starters to quickly set up p...read more

JOIN SQL query is used to combine rows from two or more tables based on a related column between them. Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.

• JOIN SQL query is used to retrieve data from multiple tables based on a related column.

• Normalization involves organizing data into tables and columns to reduce redundancy.

• JOIN and normalization are both import...read more