The purpose of an interview, and of the preliminary investigation itself, is to convince others that a project is justified, not to uncover facts.​

​When designing a questionnaire, the most important rule of all is to make sure that questions collect the right data in a form that can be used to further the fact-finding effort.

In a knowledge management system, a knowledge base consists of logical rules that identify data patterns and relationships.​

​In most systems analysis tasks, time and people are interchangeable.

​Generally, systems analysts review the work of other systems analysts, and programmers review the work of other programmers, as a form of peer review, in structured walk-throughs.

​Creating a standard list of interview questions helps a systems analyst to keep on track and avoid unnecessary tangents.

Joint application development (JAD) is like a compressed version of the entire development process.​

​The ability to manage information is the mark of a successful systems analyst and an important skill for all IT professionals.

​It is easier to assign dollar values to intangible benefits.

​Before publishing a form on the Internet or a company intranet, a systems analyst should protect it so users can change the layout or design but cannot fill it in.