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Question :
(a) Describe, with the aid of a diagram, a hybrid topology of a network of your choice.
(b) Briefly explain the similarity and differences between a switch and a hub.
(c) How is the TCP/IP reference model different from the OSI reference model? And why is the TCP/IP model widely used?
(d) "HTTP is stateless". Discuss this statement.
(e) Given that a webpage consists of 2 pictures and 1 animation, what would be the Response Time, in terms of RTT, if HTTP 1.1 is used to load the complete webpage?
(f) Your service has been called for as a network designer for a high-tech LAN to be set up in a new branch of an offshore company. The local service provider has assigned the following to you: Network ID = 203.122.0.0 and Subnet Mask = 255.255.240.0.
The manager of the offshore company requires you to create two subnets A and B for the LAN.
(i) Specify the Subnet Mask after the borrowing the subnet bits. (ii) Specify the Broadcast Address and Network Address of subnets A and B. (iii) Evaluate the range of IP addresses for subnets A and B. (iv) Specify the IP address of the 17th Host in the 2nd Subnet.
Define Bandwidth and Latency? Network performance is calculated in Bandwidth (throughput) and Latency (Delay). Bandwidth of a network is given by the number of bits that can be
FORMAT OF HARDWARE ADDRESS: It have of a numeric value and its size is chosen for specific network technology. The length of the message format is one to six bytes.
IGP= Interior gateway routing protocol and EIGRP= Enhanced Interior Gateway routing protocol IGP = use in one Autonomous and EIGRP = use with many autonomous
Coaxial Cable Coaxial cable carries signals of higher frequency ranges than those in twisted pair cable. In part because the two media are constructed quite differently.
Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
How do you account for higher scalability and reliability of computer network? Ans: Computer network will have a large number of computers, which can share database, software
What are proxy servers and how do they protect computer networks? Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without i
Name the basic components of the router?
I have a project that need to be submit as soon as possible
Illustrate the Bellman-Ford algorithm The Bellman-Ford algorithm uses only on information from its neighbours and knowledge of its link costs, to update it costs and paths. Dij
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