MIS 589 Week 2 Quiz with Answers

MIS 589 Week 2 Quiz with Answers (TCO B) Two fundamentally different types of data are DSL and ADSL. asymmetric and symmetric. Microsoft and IBM. digital and analog. local area and wide area. (TCO B) Having a conversation with someone using a cellular phone is an example of transmission. simplex full-duplex half-duplex analog digital (TCO B) Which of the following would be considered a type of wireless media? Unshielded twisted pair Shielded twisted pair Coaxial cable Microwave Fiber optics (TCO B) Which of the following media can best withstand harsh environmental conditions? Shielded twisted pair Unshielded twisted pair Cat 5 twisted pair Coaxial cable Fiber optic cable (TCO B) Which of the following is not an important factor to consider when selecting media to be used in a network? Prestige value of the type of media Type of network Cost Transmission distance Security (TCO B) With which type of digital signaling does the signal always return to zero volts after each bit? Non-return-to-zero signaling Unipolar signaling Return-to-zero signaling Data rate signaling Huffman encoding signal (TCO B) The height of a sound wave is called its frequency. phase. amplitude. bandwidth. furlong. (TCO B) In which type of modulation is a 1 distinguished from a 0 by shifting the direction in which the wave begins? Bandwidth modulation Amplitude modulation Frequency modulation Phase modulation Codec modulation (TCO B) The of a circuit determines a circuit’s capacity. frequency bandwidth phase amplitude loudness (TCO B) A(n) _ divides one high-speed communication circuit into several lower speed circuits for the primary reason of saving communication line costs. transponder multiplexer inverse multiplexer