Unit 3 Checkpoint
Answer Key
Each correct response is worth 10 points for a total possible point total of 100. Once you
have gone through the answers and documented your response in reflection to the stated
answers, add your points together to obtain your final total.
Your score will be out of 100, so it should be expressed as a percentage. If you get 85 points,
your grade is 85 percent. You must score at least 65 percent to pass. The grading scale is
as follows:
A 90 percent+
B 80–89 percent
C 70–79 percent
D 65–69 percent
F <64 percent
1. B. False: Real time is better.
2. A. True
3. B. False: Open source means more than just access to the source code.
4. B. False: Diversity of LANs makes it impossible to describe them, except in the most
general way.
5. A. True
6. B. False: Client / server computing is a form of distributed computing where one program
(the client) communicates with another program (the server) for the purpose of exchanging
information.
7. A. True
8. A. True
9. B. False: The DAI stands for Digital Access Index.
10. B. False: Vulnerable in all networks.
Saylor URL: http://www.saylor.org/courses/IBUS206
Unit 3
The Saylor Foundation
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