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Networks
A networks consists of two or more computers that are linked in order to share resources such as printers and CD ROM exchange files or allow electronic communications. The computers on a network may be linked through cables telephone lines radio waves satellites or infrared light beams.
Explain the basic of Network Properties The subsequent properties are related with interconnection networks. 1) Topology: It refers how the nodes a network are systema
What is Multiplexing? Multiplexing is the set of techniques that permits the simultaneous transmission of multiple signals across a single data link.
QUESTION (a) What are the problems with IPv4 on today's Internet and how does IPv6 solve these problems? (b) Describe at least three ways in which IPv6 is more efficient tha
What are the disadvantages of Star Topology? The disadvantages are considered as follows: a. Needs more cable than most topologies. b. Moderately complex to install.
Question: (a) Describe the importance of backups and the use of antivirus software. (b) With the help of an example/ illustration, explain the term encryption and explain
What are the functions of the typical server program? Ans) It waits for client-initiated requests. Implements many requests at the similar time. Takes care of VIP clients first.
Firewall The NAT router allows receiving of number of a data streams. If it receives a transmission in the form of acknowledgement or data streams or error responses from an ex
Internet Client Control Task A distributed system is to be implemented using networked PCs. The role of the system in this task is to implement an environmental control sys
Asynchronous or Statistical Time Division Multiplexing As we have seen synchronous TDM does not guarantee that the full capacity of a link in sued. In fact it is more like
briefly explain how firewalls protect networks
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