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Q. What is Manchester?
- Utilizes an inversion at the middle of each bit interval for both synchronization and bit representation
- Negative-to-positive represents binary 1
- Positive-to-negative symbolize binary 0
- Achieves similar level of synchronization with only 2 levels of amplitude
Hello, I have a question which is due tomorrow (2/15/2013) at 11:55pm. The configuration portion of the exercise has been completed. I only need the questions in bold answered (onl
Define the analog audio and video conferencing systems When analog audio and video conferencing systems were used, the procurement and installation was complex, less reliable a
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
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
Q. Single Mode for transmitting optical signals? - Merely one beam from a light source is transmitted using a smaller range of angles - Smaller diameter as well as lower de
Q. Network performance measured by delay and throughput ? delay versus load Delay is composed of? Throughput v/s network load
Q. Show Example on Check Sum? Data: 10101001 00111001 Computing Checksum: 10101001 00111001 --------------- Sum 11100010 Receiver Side: 10101
State about the communications network 1) The communications network may only accept blocks of data up to a specific size. (2) Error control might be more effective with a
Q. Show the RS232 Logic Waveform ? RS-232 Interface Three most important wires for the Serial interface Transmit - Pin 2 Receive - Pin 3 Ground - Pin
Disadvantages of IP sec Tunnelling mode IP sec tunnelling mode has the following disadvantage a.Encryption of small packets generates a lot networks over head thu
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