EBK SOFTWARE ENGINEERING
EBK SOFTWARE ENGINEERING
10th Edition
ISBN: 9780133943238
Author: SOMMERVILLE
Publisher: PEARSON CO
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Chapter 14, Problem 14.5E

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Protection of data with the use of defensive layers:

Systems with more defensive layers are more secure and if these layers work independently then better results can be derived. The defensive layers which are included in any information system for maintaining better security of data items are mentioned below:

  • User authentication:
  • This layer is used to check that the particular user is authorized to access the desired data or not. Information system will be able to maintain system generated user ID and instantly generated password for security of data items...

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Examine the similarities and differences between acquiring data via observation and through the examination of documents. Provide an example of a hypothetical situation in which each of these tactics would be an acceptable way to collect the requirements for an information system.
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List the requirements for an information system that aren't directly related to its functionality, and offer examples to back up your claims.
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