Author Question: A square on a data-flow diagram represents a sink or a: A) data flow. B) data store. C) ... (Read 215 times)

Tazate · **on:** Jul 7, 2018

A square on a data-flow diagram represents a sink or a:

A) data flow.
B) data store.
C) process.
D) predecessor.
E) source.

Question 2

Forms are important for understanding a business because they:

A) indicate the correct sequencing of tasks.
B) describe how particular tasks are performed.
C) indicate what data flow in or out of a system and which are necessary for the system to function.
D) enable you to work backwards from the information on a report to the necessary data that must have been necessary to generate them.
E) identify duplicate efforts within a system.

Liddy · **Reply #1 on:** Jul 7, 2018

Answer to Question 1

E
Explanation: E) On a data-flow diagram, a square represents a source or sink, which accounts for the origin and destination of data.
CL

Answer to Question 2

C
Explanation: C) Forms are used for all types of business functions, from recording an order to acknowledging the payment of a bill to indicating what goods have been shipped. Analyzing these forms provides a glimpse of data flow.
CL