Provide two examples of opportunities or problems that are likely to trigger the need for an information system project.. Thoroughly discuss the pros and cons of buying versus building software. What...

Provide two examples of opportunities or problems that are likely to trigger the need for an information system project.. Thoroughly discuss the pros and cons of buying versus building software. What are the advantages and disadvantages of following the waterfall system development process? Outline the steps necessary to conduct an effective joint application development (JAD) session. Who should participate in such a session? What is the role of the JAD facilitator?