Background Information Online learning Online learning, a form of distance education, refers to learning and other supportive resources that are available through a networked computer. With the development of the Internet, online learning often takes place on the Internet. In an online lesson, the computer displays material (often in web browsers)in response to a learner's request. The computer asks the learner for more information and presents appropriate material based on the learners input. The material can be as simple as traditional lessons and their tests that are transcribed into a computer program. The material can also be a complex system that tracks users' input and st 周哥 suggests learning material as a resultBackground Information Online learning Online learning, a form of distance education, refers to learning and other supportive resources that are available through a networked computer. With the development of the Internet, online learning often takes place on the Internet. In an online lesson, the computer displays material (often in web browsers) in response to a learner's request. The computer asks the learner for more information and presents appropriate material based on the learner's input. The material can be as simple as traditional lessons and their tests that are transcribed into a computer program. The material can also be a complex system that tracks users' input and suggests learning material as a result