View All num of num See all Photos Northrop Grumman 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.northropgrumman.com Overview Reviews Salaries Interviews Jobs Photos Benefits 2.0k Reviews 3.4k Salaries 480 Interviews 2.8k Jobs Follow Add Review or Salary Follow Add Review or Salary Interview Question Data Analyst Interview Washington, DC Northrop Grumman The most difficult question would be what is my worst mistake and how did I learn from it? Tags: behavioral, analytical See more , See less 8 Answer Add Tags Answer Interview Answer 1 Answer ▲ 0 ▼ There is no right answer as each of us will have a different "worst mistake". The idea is to be conversant regarding every item on your resume and to think of a problem that you had and how you resolved it in a satisfactory manner. Yes, you can make up a "worst mistake" Interview Candidate on Feb 3, 2013 Add Answers or Comments To comment on this, Sign In or Sign Up.