Mercedes-Benz Research and Development India Senior Engineer Interview Questions and Answers

Find the second minimum value in an array of integers efficiently.

• Iterate through the array while maintaining two variables: min1 and min2.

• Initialize min1 to a large value and min2 to a larger value.

• For each element, update min1 and min2 accordingly.

• Example: For array [3, 1, 4, 2], min1 becomes 1 and min2 becomes 2.

• Handle edge cases: If the array has less than two unique elements, return an error or a specific val...read more

As a Senior Engineer, my day-to-day activities involve project management, technical guidance, and collaboration with teams.

• Lead project planning and execution, ensuring timelines and deliverables are met.

• Conduct code reviews to maintain quality and share best practices with junior engineers.

• Collaborate with cross-functional teams, such as product management and design, to align on project goals.

• Mentor junior engi...read more

The trapping rain water problem involves calculating the amount of water that can be trapped between bars in an array.

• Use two pointer approach to keep track of the left and right boundaries.

• Calculate the amount of water that can be trapped at each bar by finding the minimum height of bars on the left and right sides.

• Sum up the trapped water at each bar to get the total amount of water trapped.

• Example: Input array ...read more

Design a up counter

• Define the maximum count value

• Choose the type of flip-flop to use (e.g. D flip-flop)

• Implement the logic to increment the count value

• Consider asynchronous or synchronous operation

NOx formation is a result of high combustion temperatures in diesel engines. EGR reduces NOx by recirculating exhaust gases.

• NOx is formed due to high combustion temperatures

• EGR reduces NOx by recirculating exhaust gases

• EGR dynamics involve controlling the amount of exhaust gas recirculated

• EGR can affect engine performance and emissions

• NOx formation can be reduced by using SCR (Selective Catalytic Reduction) system...read more

Designing a banking system involves creating a secure, efficient, and user-friendly platform for managing financial transactions.

• Implementing multi-factor authentication for secure access

• Designing a robust database schema to store customer information and transaction data

• Integrating with payment gateways for processing transactions

• Developing a user-friendly interface for customers to view account information and m...read more