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Question:
(a) Distinguish between UDP and TCP.
(b) You have been asked to design and implement a chat application for a university. Which protocol could you used TCP or UDP? Justify your answer.
(c) Do you think multithreading is important for the chat application?
(d) Prepare a sequence diagram showing the exchange of messages among the objects involved in a chat session.
(e) What is a socket? Why sockets are important? Why a port assignment is necessary during the creation of a socket?
How to define a constant variable in Java? The variable should be declared as static and final. So only one copy of the variable exists for all instances of the class and the v
Serialized data is not generally sent at a uniform rate by a channel. Instead, there is usually a burst of regularly spaced binary data bits followed by a pause, after which the da
Question: (a) (i) Distinguish between Physical topology and Logical topology. (ii) Explain the following statement with the help of a diagram: "A star topology can have a l
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
In distributed data processing, explain two scenarios where vertical partitioning and horizontal partitioning are used. Distributed Data Processing The distributed data pro
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
Q. What is Data traffic? Data traffic Peak data rate : max data rate of the traffic Average data rate = (amount of data)/time Maximum Burst size: max. l
In spite of the incompatibilities among networks, researchers have devised a function that gives universal service among heterogeneous networks known 'internetworking'. It uses bot
Applications of Fiber Optics - Backbone networks because of wide bandwidth and cost effectiveness - Cable TV - LANS - 100Base-FX (Fast Ethernet)
Question: (a) Explain how a Token Ring networks allows sharing of bandwidth (access control). (b) (i) CSMA/CD is not appropriate for wireless communication. Explain wh
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