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Differentiate between Fast fading and Slow fading
Fast fading refers to changes in signal strength among a transmitter and receiver as the distance among the two changes by a small distance of about one-half a wavelength.
Slow fading refers to changes in signal strength among a transmitter and receiver as the distance among the two changes by a larger distance, well in extra of a wavelength.
DNS - Server Attacks It’s not so easy to list all the associated attacks as they are evolving way so fast. As any error of flaw is identified, a patch is released in response
Q. Unshielded Twisted Pair - transmission media? - A most common kind suitable for both voice and data transmission - Categories are determined by chain quality - Cat 3 c
Design the user interface for mode switching and data entry any way that you like. For example, to switch an application from transmit mode to receive mode, you can give it special
Plot way forms for the following modulation schemes using Mathlab: a) 2 ASK 4 ASK b) BFSK 4 FSK c) BPSK 4
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. Show about Alternate mark inversion? Bipolar AMI - Neutral, zero voltage represents binary 0 - Binary 1s symbolized by alternating positive and negative voltages
Explain the term- congestion The average queue size over the last cycle and the current cycle is calculated. This value is the threshold. By averaging over two cycles instead o
Fast Ethernet Operates at 100 Mbps faster speeds required for image processing, CAD, real-time audio and video No change in frame addressing, format or access method
Hub A hub is a small box that connects individual devices on network so that these devices can communicate with each other. Hub is an inexpensive device. It is comm
Routing Table A routing table has columns for at three types o information the network ID the cost and the ID of the next router. The network ID is the final desti
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