计算机应用在世界范围内以空前的规模和速度在发展着,在某种意义上说未来是计算机的世界。计算机的应用已经深入到人们生产和生活的每一领域。它向我们提出挑战:谁不会使用计算机,谁就是信息时代的“文盲”,会愈来愈处于困境。美国目前有32%的人口 Computer applications are evolving at an unprecedented scale and speed worldwide, in the sense that the future is the computer world. The application of computers has gone deep into every area of ​​people’s life and production. It challenges us: whoever does not use computers, who are “illiterates” in the information age, will find themselves increasingly in a dilemma. The United States currently has 32% of the population