ITCS 3166 Exam I - Preparing Answers

1. C telephone networks, radio and television, and the computer industry are quickly converging 
related to p. 1 in textbook

2. C i , iii , and iv
related to p. 14-16 in textbook

3. C a protocol is another name for a connection with associated resources, such as a fixed bandwidth. 
related to p. 29, 31, 35, and 37, 

4. D the function of each layer should be chosen with an eye toward defining internationally standardized protocols
related to p. 41, 43, 45, and 46

5. A i, iii, and iv
related to p. 54, 65, 70, and 73

6. B 109 = 1,000,000,000 is denoted with prefix Tera
related to p. 82 and 83

7. A decompose a signal into its frequency components, also called harmonics
related to p. 90, 91, and 95

8. A i and ii
related to p. 95, 96, 101, 107, and 114

9. C if we use low earth orbit satellites (LEO) we would need about 10 of them to achieve global coverage
related to p. 116 and 117

10. A we must devise analog signals to represent bits. we use a process of converting between bits and signals called digital modulation
related to p. 125, 126, 127, and 129

11. D all of the above
related to p. 144, 145, 147, and 151

12. B mobile phones have always transmitted digital voice
related to p. 165, 167, 174, and 179