【单选题】Computer systems are usually divided into four main types according to their size. They are supercomputers, mainframe. computers, minicomputers and microcomputers. Microcomputers, also called personal...
【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. Computer systems are usually divided into four main types according to their si...