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Problem
1. Explain the term Switching. Describe the following Switching Mechanisms
a) Circuit Switchingb) Packet Switchingc) Message Switching
2. Define the terms Error Detection and Correction with respect to Data Transmission. Also explain the following concepts with respect to Error Detection and Correction
a) Parity Bitsb) Single Bit Error Correction Techniques
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
I NTRODUCTION Reliability prediction is an important method for evaluating a system design, right from its conceptual stage through development and manufacture and al
Most networks give dynamic connections, which last for a relatively short period. To operate this, ATM can dynamically join a switched virtual circuit (SVC), allow it last as long
No Retransmission This protocols will not through the correctly received packets but buffers than and send acknowledgment for those packets. Thus retransmission of th
Q. Explain about Bandwidth – delay product? Bandwidth - delay product - A measure of competence of ARQ system = bandwidth (bits per second) * round-trip delay (in seco
Application Layer The application layer provides an interface between application entities and the users computer. This layer offers services to a variety of aspects of d
Can you Describe what the use of IGMP Protocol is?
Ethernet Frame Fields Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization SFD (Start frame delimiter)
What is Redundancy? The method of including extra information in the transmission solely for the purpose of comparison. This technique is known as redundancy.
Authentication in PPP PPP can support authentication operations at the beginning of a connection. In some cases reauthentication is also possible during a session. Endpo
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