Tech Mahindra Senior Software Engineer Interview Questions, Process, and Tips

To add a system service, you need to create a service unit file and enable it using systemctl.

• Create a service unit file in /etc/systemd/system directory with the necessary configuration

• Reload systemd manager configuration using systemctl daemon-reload

• Enable the service using systemctl enable

• Start the service using systemctl start

• Check the status of the service using systemctl status

Boot sequence is the process of starting up a computer system.

• Power on the computer

• BIOS/UEFI initialization

• Load bootloader

• Load operating system kernel

• Initialize hardware and peripherals

• Launch user interface

To create a system app, you need to design the app architecture, implement the functionality, and test it thoroughly.

• Define the requirements and goals of the system app.

• Design the architecture of the app, including the user interface and backend functionality.

• Implement the app using programming languages and frameworks suitable for the project.

• Test the app thoroughly to ensure it functions correctly and meets the requi...read more

A hot fix is a software patch designed to fix a specific issue or bug in a program without disrupting the overall functionality.

• Hot fixes are typically small updates that address critical issues or vulnerabilities.

• They are often released quickly to address urgent problems without waiting for a full software update.

• Hot fixes are usually temporary solutions until a more permanent fix can be implemented.

• Examples of hot fi...read more

My expected salary is based on my experience, skills, and the market rate for Senior Software Engineers.

• Consider my years of experience in software development

• Research the average salary for Senior Software Engineers in the industry

• Factor in the cost of living in the location of the job

• Negotiate based on additional benefits like healthcare, bonuses, and remote work options

Document verification process involves verifying the authenticity and accuracy of documents submitted by individuals.

• Verify the identity of the individual by checking their photo ID

• Check the validity of the document by looking for security features such as watermarks or holograms

• Cross-reference the information on the document with other sources to ensure consistency

• Use automated tools like OCR (Optical Character Recogn

Design patterns are reusable solutions to common software design problems.

• Design patterns provide a common language for developers to communicate about solutions to common problems.

• They can improve the quality, maintainability, and scalability of software.

• Examples include the Singleton pattern, Factory pattern, and Observer pattern.

The N-Queen problem is to place N chess queens on an NxN board so that no two queens threaten each other.

• Backtracking is a common algorithmic technique used to solve the N-Queen problem.

• The algorithm tries to place a queen in each row of the board, and backtracks if it cannot find a valid position.

• The solution can be optimized by using bit manipulation to check for conflicts between queens.

• The time complexity of the al...read more