Infosys Interview Questions, Process, and Tips for Experienced

Using lambda expressions in Java 8 to print a message

• Use the lambda syntax (parameters) -> { body } to define the behavior

• Example: () -> System.out.println("Hello, World!")

Agile process is a flexible and iterative approach to project management.

• Agile involves breaking down projects into small increments called sprints

• It emphasizes collaboration, adaptability, and customer feedback

• Common Agile methodologies include Scrum, Kanban, and Extreme Programming

MVC is a software design pattern that separates an application into three main components: Model, View, and Controller.

• Model represents the data and business logic of the application

• View is responsible for displaying the data to the user

• Controller acts as an intermediary between Model and View, handling user input and updating the Model accordingly

Microservice architecture allows for scalability, flexibility, and easier maintenance of complex systems.

• Scalability: Microservices can be independently scaled based on demand, allowing for better resource utilization.

• Flexibility: Each microservice can be developed, deployed, and updated independently, enabling faster innovation.

• Easier maintenance: With smaller, focused services, it is easier to identify and fix issues...read more

Decoders are electronic circuits that convert coded inputs into a set of outputs based on specific rules.

• Decoders take binary inputs and produce multiple outputs based on the input code.

• They are commonly used in digital electronics to select one of multiple options based on the input signal.

• Examples of decoders include 2-to-4 line decoder, 3-to-8 line decoder, and BCD to 7-segment decoder.

Lookup tables are used to quickly retrieve data based on a key value.

• Lookup tables are commonly used in databases to store data that needs to be accessed frequently.

• They can be used for mapping codes to descriptions, such as converting a product code to a product name.

• Lookup tables can also be used for translating data, such as converting abbreviations to full names.

• They are useful for improving query performance by re

Mediation flow of different call scenarios involves guiding parties towards a resolution through communication and negotiation.

• Identify the issue or conflict at hand

• Listen to each party's perspective and concerns

• Facilitate communication between parties

• Encourage empathy and understanding

• Help parties brainstorm potential solutions

• Guide parties towards a mutually agreeable resolution