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1) A transmission that generally involves dedicated circuits.
i. simplex
ii. half duplex
iii. full duplex
iv. semi-duplex
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Solved in 2 steps
- 41. In _______ transmission, the channel capacity is shared by both communicating devices at all times. a. simplex b. half-duplex c. full-duplex d. half-simplexSubject - Data Communication Networks 1. What features are true about of Time Division Multiplexing? a. simple and easy to implement b. fair time slot allocation per cyvle c. unused slots go wasted d. all of the above2. How many characters per second can be transmitted over a 9600-baud line in each of the following modes? (Assume a character code of eight bits.) a. Synchronous serial transmission. Also draw timing diagram. b. Asynchronous serial transmission with two stop bits. Draw timing diagram. c. Asynchronous serial transmission with one stop bit. Draw timing diagram.
- 95. In ................... transmission, the channel capacity is shared by both communicating devices at all times. a. simplex b. half-duplex c. full-duplex d. automatic1) What is the major factor that makes coaxial cable less susceptible to noise than twistedpair cable? (a) Inner conductor (b) Diameter of cable (c) Outer sheath (d) Insulating material 2) Aliasing can be defined as errors occurring when (a) The sample rate exceeds twice the input frequency.(b) The bandwidth is less than the input frequency.(c) The number of bits per sample is low.(d) The sampling signal has been incorrectly identified. 3) In _______encoding, three levels are used: positive, zero, and negative. (a) Unipolar RZ (b) Bipolar RZ (c) Polar NRZ (d) Manchester NRZ 4) The ________ rate defines the number of data elements sent in 1sec; the ______ rate isthe number of signal elements sent in 1sec. (a) data; signal (b) signal; data (c) bit; baud (d) baud; bit5) The channel capacity of a noiseless channel can be improved by (a)Increasing the signal-to-noise ratio. (b) Decreasing the channel bandwidth.(c) Applying error correction technique. (d) Applying M-ary modulation scheme. 6)…207. The type of signaling that have the same circuit and is used for both signaling and voice communication is called a. out-band b. in-band c. signal transport ports d. signal points
- 60. Ten signals, each requiring 3000 Hz, are multiplexed on to a single channel using FDM. How much minimum bandwidth is required for the multiplexed channel ? Assume that the guard bands are 300 Hz wide. a. 30,000 b. 32,700 c. 33,000 d. None of the aboveHow many characters per second can be transmitted over a 4800-baud line in each of the following modes? (Assume a character code of eight bits.)a. Synchronous serial transmission. Also draw timing diagram.b. Asynchronous serial transmission with two stop bits. Draw timing diagramc. Asynchronous serial transmission with one stop bit. Draw timing diagram.This type of data transmission allows data to be sent in both directions on the same signal carrier at the same time. What does "full-duplex" mean exactly?
- This type of data transmission allows data to be delivered in both directions on a signal carrier at the same time.What exactly does "full-duplex" imply?This kind of data transmission allows data to be delivered in both directions on a signal carrier at the same time. What exactly does "full-duplex" imply?