“The mere fact that event data appear on a prenumbered document is no proof of the validity of the event. Someone intent on defrauding a system by introducing a fictitious event probably would be clever enough to get access to the prenumbered documents or would replicate those documents to make the event appear genuine.” a. Do you agree with this comment? Why or why not? b. Without prejudice to your answer to part (a), assume that the comment is true. Present (and explain) a “statement of relationship” between the control plan of using prenumbered documents and the information system control goal of event validity.

BuyFind

Pkg Acc Infor Systems MS VISIO CD

10th Edition
Ulric J. Gelinas
Publisher: CENGAGE L
ISBN: 9781133935940
BuyFind

Pkg Acc Infor Systems MS VISIO CD

10th Edition
Ulric J. Gelinas
Publisher: CENGAGE L
ISBN: 9781133935940

Solutions

Chapter
Section
Chapter 9, Problem 4DQ
Textbook Problem

“The mere fact that event data appear on a prenumbered document is no proof of the validity of the event. Someone intent on defrauding a system by introducing a fictitious event probably would be clever enough to get access to the prenumbered documents or would replicate those documents to make the event appear genuine.”

  1. a. Do you agree with this comment? Why or why not?
  2. b. Without prejudice to your answer to part (a), assume that the comment is true. Present (and explain) a “statement of relationship” between the control plan of using prenumbered documents and the information system control goal of event validity.

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Chapter 9 Solutions

Pkg Acc Infor Systems MS VISIO CD

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