Note : communication network

State true or false : 1. The higher the frequency of a wave, the higher its wavelength and the lower the frequency of a wave, the lower its wavelength a. Answer

2. A digital signal is a composite analog signal with infinite bandwidth a. Answer:

3. Amplification is a technique used for compensating for attenuation related losses a. Answer:

4. Propagation delay varies with the length of the link a. Answer

Tick one or more correct answers for each of the following:

1. Which of the following are true about baseband transmission a. A digital signal is converted to an analog signal before transmission b. Requires a low pass channel C Relies on a dedicated medium between the two communicating nodes d. None of the above

2. Which of the following are components of latency: a. Processing delay b. Queuing delay C Transmission delay d. Propagation delay e. All of the above