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Q. Explain about Domain Name System?
-In the past, mapping of IP addresses was static using a host file
-Impossible in today's dynamic environment
-Domain Name System (DNS) was created to divide mapping information to be stored on multiple computers to be accessed when needed
What is Daemon A daemon is a UNIX background process that implements the server side of a protocol. Daemons are unique to UNIX. For example, FTP stands for the File Transfer
What are advantages of having e-commerce over extranets
TWO DIFFERENT KINDS OF TOPOLOGIES: LOGICAL TOPOLOGY: It is described by the specific network technology. PHYSICL TOPOLOGY: It relays on the wiring scheme. NE
What are the basic LAN topologies? The three simple LAN topologies that are combined to shape any practical topology are called as basic LAN topologies. They are, Bus Topology
Explain the concept of router-root path The mean router-router path is double the mean router-root path. Number levels of tree with root as 1 and the deepest level as n. The pa
Q. Example on Multiplicative Decrease? w = 1 for (each new ACK received) w = w+1 until (loss detected or w >= ssthresh) Not so slow - Exponential increase
What is a computer network? Computer Network is a collection of distributed intelligent devices that are connected with each other with transmission media for the purpose of da
What is NOS? NOS, or Network Operating System, are specialized software whose major task is to give network connectivity to a computer in order for it to be able to converse wi
Networks Edge and Technologies Network Edge provides information exchange between the access network and the core network. The devices and facilities in the network
Addressing Complicated addressing scheme because there may be intermediate stations (APs), identified by flags
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