The lowest level of DFDs are:

The lowest level of DFDs are:  A. level-0 diagrams. B. context diagrams. C. level-1 diagrams. D. primitive data-flow diagrams. E. systematic...

On a data-flow diagram, you may:

On a data-flow diagram, you may:  A. repeat data stores and processes. B. repeat sources/sinks and processes. C. only repeat processes. D. repeat...

A black hole is a process that:

A black hole is a process that:  A. has only inputs. B. has only outputs. C. has not been exploded to show enough detail. D. has insufficient...

A miracle process is one that:

A miracle process is one that:  A. has only inputs. B. has only outputs. C. cannot be exploded further. D. has insufficient inputs to produce...

Data-flow diagrams allow you to:

Data-flow diagrams allow you to:  A. show the timing of data flows. B. model how data flow through an information system. C. demonstrate the...