Principles of Information Systems
Principles of Information Systems
13th Edition
ISBN: 9781337660556
Author: Ralph Stair; George Reynolds
Publisher: Cengage Learning US
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Chapter 13, Problem 15RQ

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Layered security:

  • Layered security is also known as layered defence. It is the practice of combining multiple mitigating security controls to protect data and resources.
  • Layered security helps in solving problems with different kinds of hacking, denial of service attacks and other cyberattacks, as well as viruses, malware, worms and other kinds of more passive or indi...

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Refer to page 75 for graph-related problems. Instructions: • Implement a greedy graph coloring algorithm for the given graph. • Demonstrate the steps to assign colors while minimizing the chromatic number. • Analyze the time complexity and limitations of the approach. Link [https://drive.google.com/file/d/1wKSrun-GlxirS3IZ9qoHazb9tC440 AZF/view?usp=sharing]
Refer to page 150 for problems on socket programming. Instructions: • Develop a client-server application using sockets to exchange messages. • Implement both TCP and UDP communication and highlight their differences. • Test the program under different network conditions and analyze results. Link: [https://drive.google.com/file/d/1wKSrun-GlxirS31Z9qo Hazb9tC440AZF/view?usp=sharing]
Refer to page 80 for problems on white-box testing. Instructions: • Perform control flow testing for the given program, drawing the control flow graph (CFG). • Design test cases to achieve statement, branch, and path coverage. • Justify the adequacy of your test cases using the CFG. Link: [https://drive.google.com/file/d/1wKSrun-GlxirS3IZ9qo Hazb9tC440 AZF/view?usp=sharing]
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