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Question:
(a) Outline the main interactions that take place when a user requests a valid web resource in the Address Bar of a modern web client till the resource is eventually displayed on-screen.
Your answer should include a most complete explanation of internetworking terms and concepts.
(b) In terms on network security, distinguish between the following:
i. Confidentiality and Authentication ii. Integrity and Authorization iii. Private and Public Key cryptography
(c) Describe, in reasonable detail, the process by which an electronic mail can be constructed and sent to another uniquely identifiable email recipient in another part of the world.
You should concentrate in particular on the underlying network requirements and the different protocols involved.
Determine the Application areas of intranet The uses of an Intranet are only limited by imagination. Some of the larger sectors where the Intranet can be easily and success fu
Q. Explain about Mesh Topology? - Dedicated point-to-point links to each other device - n (n-1)/2 links an every device will have n-1 I/O ports - Advantages - Dedic
Pretty much any end-user program is an best example of the Application Layer.
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
Question: (a) By making use of an example, explain the Cohen-Sutherland line clipping algorithm. (b) Compare and contrast between the CMY and RGB colour models. (c) Expla
What is Message Oriented Middleware (MOM)? Ans) MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate ove
Advantages There are times when using packet filters makes sense. If the connections require high throughput or the protocols has proprietary technology that makes it
Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? Ans) 172.16.2 120 is a standard Class B address with a subnet mask that permit
Q. Explain about Traffic shaping ? Traffic shaping -Method to control the amount and the rate of the traffic sent to the network.? Leaky bucket Token bucket -
Question: (a) What is a script kiddie? Is it a significant security threat, and why? (b) Assume that UNIX uses the user login name in lieu of the traditional salt, what is
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