SEC 571 Week 4 Midterm Grading Summary

These are the automatically computed results of your exam. Date Taken: 5/21/2017 Grades for essay questions, and Time Spent: 1 h , 44 min , 41 secs comments from your instructor, are Points Received: 100 / 100 (100%) in the "Details" section below. Question 1. Question : (TCO A) What are the three goals of security in computing? For each goal, list two controls that can be implemented to help achieve that goal. Student Answer: 1 Points Received: 23 of 23 Comments: Question 2. Question : (TCO A) May a database contain two identical records without a negative effect on the integrity of the database? Why or why not? Student Answer: It depends on whether the database semantics allow duplicates. The Question 3. Question : (TCO B) It's been said that firewalls are dead. Some think that, because of the prevalence of application-layer attacks, packet filtering firewalls are of no real use in protecting networks. Name three advantages of using packet filtering firewalls in modern networks. Student Points Received: 23 of 23 Comments: it is also less expensive Question 4. Question : (TCO C) Explain how a hashing algorithm works and how it can be used to provide authentication and data integrity. Student Answer: been modified. Points Received: 23 of 23 Comments: Question 5. Question : (TCO B) Which of the following is a correct statement? Student Answer: Ch 7, pp. 445–446) Points Received: 8 of 8 Comments: