View All num of num See all Photos Ciena 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.ciena.com Employer Engaged Overview Reviews Salaries Interviews Jobs Photos Benefits 176 Reviews 414 Salaries 45 Interviews Follow Add Review or Salary Follow Add Review or Salary Interview Question Software Engineer Internship Interview San Jose, CA Ciena Difference btw Linked list and array Run time efficiencies for both . Accessing via linked list and Array. How to find weather a linked list has a loop? Tags: See more , See less 8 Answer Add Tags Answer Interview Answer 1 Answer ▲ 0 ▼ So if you know the memory addresses that you are working with you can actually add the magnitude of the memory addresses that are being linked, so the 0xblahblah for each node and if the linked list is loop free it should be the sum of all the range of memory addresses used. If the sum is less than that, it loops, therefore it recreates a different total at the end. Giray on Nov 19, 2012 Add Answers or Comments To comment on this, Sign In or Sign Up.