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QUESTION:
(a) Explain, with the aid of a diagram, a Star topology of a network of your choice.
(b) Illustrate on the use of a MAN and give an example of one.
(c) Describe the functionality of a router
(d) Show the improvements over HTTP 1.0 which has led to HTTP 1.1.
(e) HTTP gives different methods for loading information from a client to a web server, namely: Post, Get and Head. Justify the use of each method.
(f) A cookie is used to maintain the "State" of an HTTP transaction. Explain the content of such a cookie.
(g) You have been hired as a consultant in network administration for the setting up of a campus wide LAN for the UTM campus. Each department in the campus can have its own LAN, running its own services, resources, control policies and security measures.
Telecommunication service provider has allocated an IP Address of 101.168.160.0 and Subnet Mask of 255.255.224.0 to the campus. Determine all possible range of IP Addresses that will be worked out from these two values. Show the details of your working out the addresses.
Screened Subnet Architecture This setup provides an extra security layer to screened host architecture by creating a perimeter subnet which further isolates internal network f
(a) Which PKI (Public Key Infrastructure) model is typically favored by business organization? (b) Give one possible use of the "extensions" field of an X.509 certificate
Dropbox’s tool shows how chatbots could be future of cybersecurity
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Discuss the risks of having a single root user
Question: (a) Distinguish between Steganograhy and Cryptography. (b) "Playfair cipher is more secure than Monoalphabetic cipher." Justify this statement. (c) Various ap
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Discuss how developers should apply the following countermeasures to improve the security of their code:
QUESTION (a) Describe the role of DNS root servers in the Internet network. (b) What do you understand by the handover concept in a mobile network? (c) List five meth
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