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Q. Explain about Error Detection?
Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power over distance
For reliable communication errors should be detected and corrected
Application Layer The application layer is where network applications and their application layer protocols reside. The internet application layer includes many protocols
Gigabit Ethernet Data rate of 1000 Mbps or else 1 Gbps Typically implemented as full-duplex with no CSMA/CD 1000Base-X utilizes long-wave optical fiber (1000Base-
The are various limitations of employing Wireless LAN technology in any multistory building in middle of Melbourne or any other big city are: • Range: The main problem of Wire
Define Retransmission? Retransmission is a process in which the receiver detects the occurrence of an error and asks the sender to resend the message. Resending is repeated unt
Satellite Radio Channels A communication satellite links two or more earth microwave transmitter receiver, know as ground stations. The satellite receives transmission on
What are the different kinds of VPN?
CONNECTION MULTIPLEXING: In various circumstances transceiver can be in convenient e.g. workstations in a LAN. Connection multiplexer acts multiple computers to a single tran
Routers The network layer (also called layer3) manages device addressing tracks the location of devices on the network and determines the best way to move data. Which
What is Medium Access Control of Ethernet? The set of rules which make sure that each node in an Ethernet gets a fair amount of frame transmission opportunity, are known as the
What is the internal IP address There is a separate set of IP address for a company's internal use, more popularly known as "internal IP address" or subnet IP address. This IP
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