View All num of num See all Photos Raytheon This employer has taken extra steps to respond to reviews and provide job seekers with accurate company information, photos, and reviews. Interested for your company?Learn More. www.raytheon.com Employer Engaged Overview Reviews Salaries Interviews Jobs Photos Benefits 1.6k Reviews 2.9k Salaries 414 Interviews Follow Add Review or Salary Follow Add Review or Salary Interview Question Systems Engineer II Interview Woburn, MA Raytheon Can you explain the difference between the 4 major object-oriented design ideas? Specifically, Polymorphism and Encapsulation. Tags: See more , See less 8 Answer Add Tags Answer Interview Answer 1 Answer ▲ 0 ▼ Polymorphism, Inheritance, Abstraction, and Encapsulation Interview Candidate on Jul 1, 2013 Add Answers or Comments To comment on this, Sign In or Sign Up.