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How to prevent the data from hackers
In order to prevent intruders from entering the house, it is necessary for the house owner to look after the behaviour of internal and external people (who usually deal with the owner directly or indirectly). Similarly to prevent the data from hackers, the Internal or External security concerns, and their possible measures have to be carefully analysed beforehand in order to avert any eventuality.
What is Network Architecture? When two or more computer are linked with one another for the purpose of communicating data electronically, besides physical connection of comput
Hierarchy of DNS Servers DNS uses a large number of server organized in hierarchical fashion and distribution around the world. No single DNS server has all of the mappin
Question : a) Describe the following core components of a cellular based network: i) Cell ii) MSC iii) HLR & VLR iv) PSTN b) Explain why frequency reuse is consi
how to security net
Hybrid Networks Allows an organization to have its own private networks and at the same time access to the global internet. the organization may share its information w
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
Q.Role of Host System? Hosts on OSI implementations don't handle network operations (simple terminal) but TCP/IP hosts participate in most network protocols. TCP/IP hosts do su
Question - 1 Define MIS and its objectives. What are the characteristics of MIS? Question - 2 Explain data processing Question - 3 What are the recent developments in database
Consider the following network example. With the indicated link costs along each link in the figure, use Dijkstra's shortest-path algorithm to compute the shortest path from x to a
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