The key difference between DVD and Blu-ray/HD-DVD is that DVD is a standard definition format in which the disc information is encoded in 480i (720 x 480 pixels) resolution, and Blu-ray/HD-DVD disc information can be encoded in up to 1080p (1920 x 1080 pixels).
Understanding Credit Scores. Your credit score is a three-digit number that represents the state of your credit. If you know your score, you can get a sense of how lenders, insurance agencies, and interested employers view your credit: Excellent Credit: Credit Score Above 800. If your credit score is above 800, you have an exceptionally long credit history that is unmarred by things such as late payments, collections accounts, liens, judgments, or bankruptcies.
Understanding Scores. SAT scoring isnât a mystery. Learn how to interpret your scores, see what readers are looking for in a high-scoring essay, and compare scores on the new and old SAT. 1  Get Your SAT Scores. 2  Send Score Reports to Colleges. 3  Showcase Your Strengths with SAT Subject Tests.