Infosys Senior Systems Engineer Interview Questions, Process, and Tips

I am drawn to the company's innovative projects and collaborative work environment.

• Impressed by the company's reputation in the industry

• Excited about the opportunity to work on cutting-edge technology

• Interested in the collaborative work culture at the company

The general structure of IT involves various components and work knowledge.

• IT infrastructure includes hardware, software, networks, and data centers.

• Work knowledge includes understanding operating systems, programming languages, and databases.

• IT teams collaborate to design, implement, and maintain systems and networks.

• Examples of work knowledge include proficiency in Linux, Java, and SQL.

• IT professionals often speciali...read more

Agile development is an iterative approach to software development that emphasizes flexibility and collaboration.

• Agile development involves breaking down a project into smaller, more manageable chunks called sprints.

• Each sprint typically lasts 1-4 weeks and results in a working product increment.

• Agile teams prioritize collaboration, communication, and adaptability over rigid processes and documentation.

• Agile methodolog...read more

OOPs concepts are the principles of Object-Oriented Programming that help in designing and implementing software systems.

• Encapsulation: bundling of data and methods that operate on that data

• Inheritance: creating new classes from existing ones

• Polymorphism: ability of objects to take on multiple forms

• Abstraction: hiding implementation details and showing only functionality

• Example: A car is an object that encapsulates dat...read more

Threading is a technique to execute multiple tasks concurrently. Multithreading can be implemented using threads.

• Threading allows multiple tasks to run concurrently, improving performance and responsiveness.

• Threads are lightweight processes that share the same memory space.

• Threads can be created using programming languages like Java, C++, or Python.

• Multithreading can be implemented by creating and managing multiple thr...read more

The Unix command to copy a directory is 'cp -r' and to delete the contents of a directory is 'rm -r'.

• To copy a directory, use the 'cp -r' command followed by the source directory and destination directory.

• To delete the contents of a directory, use the 'rm -r' command followed by the directory name.

• Be cautious when using the 'rm -r' command as it permanently deletes the contents of the directory.

Answering SQL query writing question for Senior Systems Engineer position

• Understand the database schema and table relationships

• Use SELECT, FROM, WHERE, GROUP BY, HAVING, and ORDER BY clauses

• Use JOINs to combine data from multiple tables

• Use aggregate functions like COUNT, SUM, AVG, MAX, and MIN

• Use subqueries to filter data based on results of another query

Seeking new challenges and opportunities for growth in a different environment.

• Looking for new challenges to expand my skill set

• Seeking opportunities for career advancement

• Interested in working with new technologies or industries