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Q. What do you mean by Modems?
Telephone Modems
- A telephone line has a bandwidth of approximately 2400 Hz for data transmission
Bridge A bridge operation sin both physical and data link layer of OSI model. At physical layer it works like repeater as it regenerates the signal and performs int
Q. Show the application layer of Osi reference model? - The application layer is OSI layer that is closest to the user. - It offers network services to the user's applicatio
Explain use of RTP and RTCP Protocol?
What is Remote Procedure Call (RPC)? RPC hides the intricacies of the network by using the ordinary process call mechanism familiar to every programmer. A client process calls
Describe the main factors of switching delay No. The speed of propagation is 200,000 km/sec or 200 meters/µsec. In 10 µsec signal travels 2 km. Therefore, each switch adds equi
Write the characteristic of Store and Forward switches? A) Store and Forward switch will not forward fragments. B) The longer the frame, the longer the delay (latenc
Determine the method to protect the Web servers The company should install additional levels of security measures since it is possible for hackers to generate and send data wit
The Internet Layer The internet layer is responsible for routing the data packets to the appropriate destination. Internet protocol (IP) is responsible for ensuring dat
Describe the term Disaster Management as security threats Making and testing backups regularly could be the simplest and easiest of all the security measures. But a new questio
Can you define the concept of Repeaters, Hubs, Bridges, Switches and Routers?
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