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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. TCP connection set-up ii. Cumulative Acknowledgement (Given that Seq = 152, Data=8 bytes and 16 bytes) iii. Termination of a connection
(c) Describe the mechanism that is used to perform flow control in TCP.
(d) State the 3 major entities that consists the Electronic Mail system.
(e) For the network below (link costs shown), use the Link State algorithm (Dijkstra) to calculate the least cost route from C to all other nodes.
Simplicity The advantage of this approach is the simplicity of receiver buffering. The receiver need not buffer out of order packets the sender must maintain the upper an
There are three building blocks of client/server a) The client b) The server and c) Middleware.
SONET Frame Can be viewed as a matrix of nine rows of 90 octets every for a total of 810 octets. A few used for control they aren't positioned at the beginning or end of the
Assume the following 64-bit DES key (expressed in hexadecimal): FEFE FEFE FEFE FEFE (a) What is the term for such a key? (b) State the value of each of the 48-bit round keys
Destination unreachable Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Communication, Resource sharing and Media (When many host share their resources with every other OR when many devices connect with each other for resource sharing )
In this part we shall give a short description of the routines in the PVM 3 user library. Each PVM program should include the PVM header file "pvm3.h" (in a C program) or "fpvm3.h"
Efficiency :- The other main metric used for performance measurement is efficiency of parallel computer system i.e. how the resources of the parallel systems are being utilized
Point out the drawbacks of Token Ring. Few of the drawbacks of Token Ring are: a. Token Ring is very costly. All topology components cost much more than other more popular s
UDP Segment Structure The primary purpose of the UDP protocols is to expose datagram's to the application layer. The UDP protocols does very little and therefore employ
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