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Q. Illustrate about Sliding Window Protocols?
- Sliding window
- Keeps the unacknowledged outstanding frames in sender
- Keeps the expected frames in receiver
- Sequence numbers
- Sent frames are numbered in sequentially
- If the numeral of bits in the header is m then sequence number goes from 0 to 2m - 1
- Protocols
Questions: 1. A 5V Zener diode has a maximum power dissipation of 2W. What is the maximum current that can be safely passed through the device? 2. List three properties of a
Token Passing - Token Ring (IEEE 802.5) Needs that station take turns sending data Token passing coordinates process Token is a especially formatted three-byte fr
Reliable data transfer over a perfectly reliable channel rdt 1.0 First all consider the simplest care in which the underlying channel perfectly reliable. The protoco
State about the Bus Topology Comments 1 - Requires less cabling than a star network 2 - If there is a central cable problem entire netwo. rk goes down 3 - Less e
How does IGRP measure metric
What are the drawbacks of wireless devices One drawback is security. Every random delivery man who happens to be in building can listen on network. Another weakness is reliabil
Q. Show Coaxial Cable Connectors? - A most common is barrel connector (BNC) - T-connectors are utilized to branch off to secondary cables - Terminators are necessary for
- 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 Five steps to data encapsulation (IN ORDER): 1) User information is changed into data. 2) Data is changed into segments. 3) Segments are changed into datagram and pack
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
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