The ____________ _________________ units of large and small public accounting
firms have accounted for a significant percentage of the firms’ business and were
growing faster than the accounting, auditing, and tax portions of their businesses.
Bubbles are labelled with verbs in a ____________ data flow diagram.
Figure TB-4.3 shows a context diagram of a cash sales system. The diagram
intentionally violates several of the guidelines and other techniques presented in the text
for drawing data flow diagrams.
Required:
Identify as many of the errors in data flow diagram construction as you can. In the
diagram, place consecutive numbers (each in a circle) next to the points at which the
errors exist. On your solution sheet, list the numbers and write a one- to two-sentence
description of each error and what the correct procedure should be. Error 1 is provided
as an example of how to construct the solution (but you must place the circled number 1
on your solution diagram).