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Computer Networks
1. Write about different network structures in use.
2. Explain the architecture and usage of ISDN.
3. Describe the concept of framing in Data Link Layer and its importance in data communication.
4. Differentiate Noisy and Noiseless channels in Data Communication.
5. Elucidate Connection states and POP3 commands and responses.
6. Elaborate the two modes of IP Security.
TCP/IP protocols are managed into five basic layers. Although some layers of the TCP/IP reference model related to layers of the ISO reference model, the ISO layers procedure does
Question 1: a. What is xDSL and enumerate the benefit of such a technology? b. Name some of the typical applications of xDSL and the different types and standards of xDSL.
i want a program of hierarchical programming in c language with its output. please help me .
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
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
UPD is a layer 4 Transport protocol. It is connection-less due to it does establish a connection thus the 3 step handshake is not needed, it does NOT execute any flow control or ac
Question 1 A) Explain briefly the advantages wireless communication systems B) What is a cellular network? Question 2 Explain fundamental architecture of
Difference between Authentication and Deauthentication Authentication: Used to establish the self of stations to each other. Deauthentication: This service is appealed whene
Q. Show the TCP/IP and OSI Similarities? TCP/IP and OSI Similarities - Both have Layers - Both have Application Layers - Have Comparable Transport and Network Layer
Advantages of VPNs Advantages discussed in the following section include those related to security. Consolidation transparency cost. And administration. a. Improved secur
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