Discuss and explain several different types of information systems I have used

Using your experiences present and past, provide examples of several major types of information systems you have used. Discuss what their purpose was, how they functioned, and which ones you thought were the best and the ones you thought were the worst and discuss why you think they are/were the best or the worst. Must be 2 scholarly sources,( 1 can be from the textbook) APA format