Case-Based Critical Thinking QuestionsCase 5-2Dean has been using computers for some time now, but he is unfamiliar with a number of utility programs. In order to better maintain his computer, he decides to ask his coworker Andrea for advice on basic utility programs.
Andrea tells Dean that he should periodically perform ____ on his computer to optimize the hard drive so that it works more efficiently. This process works by rearranging the data on the hard drive so all files are stored in contiguous locations.

A. disk defragmentation
B. file compression
C. disk cleanup
D. backup

Answer: A