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A data link is shared by 20 data sources. Each source is active only 10% of the time and produces 1Mbps data rate when active. The sources start their transmissions at random. a
What are the functions of the typical server program? Ans) It waits for client-initiated requests. Implements many requests at the similar time. Takes care of VIP clients first.
differntiate between error control and flow control in data link layer
Radio Waves - Frequency ranges: 3 KHz to 1 GHz - Omni directional - Susceptible to interference by other antennas utilizing same frequency or band - Ideal for long-di
Q. Modem stands for modulator - demodulator ? - Modulator are to creates an analog signal from binary data - Demodulator are to recovers the binary data from the modulated s
Q. What are the benefits of layered network? Ans: Basic benefits of layered network are given below: - Complex systems will be broken down into understandable subsystems.
Q Illustrate Unipolar line coding? - Simplest method is inexpensive - Utilizes only one voltage level - Polarity is habitually assigned to binary 1 a 0 is represented by
What is OSPF? It is an Internet routing protocol that scales well, can route traffic with multiple paths, and uses knowledge of an Internet's topology to make precise routing de
Relevance and Protection regarding DNS Attacks While discussing about the relevance and protection of the database, there are many things which need to consider. Almost, may o
Question The circuit in the figure is driven by a 9 mV amplitude signal generator with an output impedance of 2 kW. What is the output voltage amplitude from the circuit in the
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