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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
Mention different categories of computer networks (on the basis of scale) and distinguish one from the other. Local Area Network (LAN): Metropolitan Area Network (MAN): W
Q. Explain Silly window syndrome? When either sending application sends data gradually or receiving application consumes data slowly - Illustration when 1 byte sent 40 bytes
what is the history behind n.s.t.i.s.s.c
how to switching and routing
Which layers are network support layers? a. Physical Layer b. Data link Layer and c. Network Layers
An FDDI frame or Token Ring frames those points to serious problem with the ring, like a broken cable. The beacon frame carries the address of the station thought to be down.
Can you describe RTP multiplexing in detail?
10Base-T: Twisted Pair Ethernet Most popular standard simplest to install and reconfigure Star topology LAN utilize UTP cable no need for AUI It supports data rag
Q. Show the Model for Network Access Security? Model for Network Access Security (1) Gatekeeper functions comprise Password-based login authentications. (2)
Shortest path The dijkstra algorithms four steps to discover what it called the shortest path tree . a.The algorithm beings to build the tree identifying its root.
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