Which of the following statements is true? a. Emergency changes need to be documented once the problem

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Which of the following statements is true?

a. “Emergency” changes need to be documented once the problem is resolved.

b. Changes should be tested in a system separate from the one used to process transactions.

c. Change controls are necessary to maintain adequate segregation of duties.

d. All of the above are true.

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Accounting Information Systems

ISBN: 9781292060521

13th Global Edition

Authors: Marshall B. Romney, Paul John Steinbart

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