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Q. Describe about Domain Name Space ?
- Structure for systematize the name space in which names are defined in an inverted-tree structure with the root at the top
- Every level of the tree defines a hierarchical level
What is LRC? In LRC, a block of bits is separated into rows and a redundant row of bits is added to the whole block. It can detect burst errors. If two bits in one data unit ar
What is Framing? Framing in the data link layer divides a message from one source to a destination, or from other messages to other destinations, by adding a sender address and
Q. Describe about Data Communications? - Data - Information presented in whatsoever form is agreed upon by the parties creating and using the data - Data Communications - ex
Q. Show the Error control in TCP? Error control in TCP Detect lost segments, out-of-order segments, corrupted segments and duplicated segments Three tools: chec
DISTANCE-VECTOR ROUTING: It is easy to implement. Packet switch modifies its own routing table first. It is used in RIP. LINK-STATE ALGORITHM: It is ve
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
What are the Advantages of adaptive routing (1) An adaptive routing method can improve performance, as realised by the network user. (2) An adaptive routing method can aid
Network Protocols In computer networks communication occurs between the entities in different systems an entity is anything that is capable of sending or receiving
RIP and IGRP are Distance Vectoring protocols that send their whole routing tables to their neighbours. In some Cisco literature, EIGRP is listed as an 'advanced distance vector
Question: (a) With the help of a diagram, describe a typical DNS system. (b) Using signal sequence or state transition diagrams, illustrate the following scenarios: i.
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