A data flow that appears on a higher-level DFD but not on lower levels violates what DFD construction guideline?

Which one of these is seldom, if ever, an actor?

Which one of the following traceabilities will uncover any coding that does not derive from the SRS?

Analyzing a system for which of the following is most markedly different from the other three?

Which of the following statements is false with respect to a use case?

In a DFD, external entities are represented by:

Potential problems of prototyping include all of the following except ____.

The information about invoices to customers is tracked by ____ system

A gray hole process is a process that has ____.

A(n) _______ is a naturally occurring association among specific things.

A range check is a data validation check that ____.