30. A typical structured narrative table contains descriptions for:

a. Entities, inputs, processes, and outputs

b. Entities, inputs, outputs, and feedbacks

c. Internal entities, external entities, systems, feedbacks

d. All of the above

31. A structured narrative table helps to:

a. classify entities into internal or external.

b. making it apparent which entity is only engaged in sending and receiving data.

c. making it apparent which entity is engaged in sending and receiving data as well as performing information-processing activities.

d. All of the above.

32. From a structured narrative table, if an entity is identified as a mere receiver and sender of data, then the entity can be classified as:

a. Internal entity

b. External entity

c. Process

d. Data store