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Q. Define Guided Media?
- Offers a conduit from one device to another
- Signal is directed as well as contained by physical limits of medium
- Twisted-pair and coaxial utilize copper conductors to accept and transport signals in form of electrical current
- Optical fiber is glass cable that accepts as well as transports signals in form of light
Ans) The Transport Layer : Segments upper-layer applications. Establishes an end-to-end connection. Sends segments from one end host to another. Optionally, make sures
will you have this done to day? And how long will this take?
Q. Explain about Horn Antenna? - Outgoing transmissions broadcast by a stem and deflected outward - Received transmissions collect by a scooped part of the horn and deflecte
why do we deligate
Can you define the method of demilitarized zone?
Encoding Process c= uG u: binary data sequence of length 4( input) G: Generator matrix which is 7*4 c: Codeword D
- Light source is LED (light-emitting diode) or a laser - LEDs are cheaper however not as precise (unfocused) limited to short-distance use - Lasers is able to have a narrow
The connection-oriented service process for networking is same to the manner in which telephones are used. This is shown as follows: A caller dials a number of the receiver. The
what is asynchronous TDM?
Q. Error Detection-Redundancy? In its place of repeating the entire data stream a shorter group of bits may be appended to the end of each unit. Called as -redundancy?
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