Operative Principal Software Engineer Interview Questions and Answers

Sorting collections using comparator

• Implement the Comparator interface

• Override the compare() method to define sorting logic

• Pass the comparator object to the sort() method of the collection

• Example: Arrays.sort(arr, new MyComparator())

I use a combination of automation tools and manual checks to ensure smooth deployment process.

• Automate repetitive tasks using tools like Jenkins or Ansible

• Perform manual checks to ensure quality and avoid errors

• Use version control to track changes and roll back if necessary

• Collaborate with development and operations teams to ensure smooth deployment

• Monitor system performance and troubleshoot issues as they arise