By whether the same key is used for both encryption and decryption (symmetric key algorithms), or if a different key is used for each (asymmetric key algorithms). If the algorithm is symmetric, the key must be known to the recipient and sender and to no one else.
Estimated GPA Requirements. You will need very good grades in high school to get into University of Southern California. The average high school GPA of the admitted freshman class at University of Southern California was 3.73 on the 4.0 scale indicating that primarily A- students are accepted and ultimately attend. Meeting these GPA requirements is not enough to gain admission as USC is a very selective school.
Of these 2 colleges: 1  USC is a Significantly Larger School: (43,401 vs. 8,305 Total Students) 2  USC is Significantly More Difficult to Get In: (17.7 percent vs. 47.6 percent Acceptance Rate) 3  Chapman University Offers Slightly Cheaper Tuition: ($47,260 USD vs. $50,277 USD Tuition) Chapman University Provides Significantly Better Freshmen Financial Aid: (89% vs. 61% of Eligible Freshmen Receive Aid) USC Students Graduate More in 6 Years: (91% vs. 76% Graduation Rate)