Q. In token passing method, the station can send data when it receives the

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Q. The type which improves the efficiency of pure ALOHA is

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Q. In Frequency Division Multiple Access, the bandwidth of each channel is shifted by the

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Q. The collision may result in

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Q. FDMA, TDMA and CDMA are

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Q. If the station has been authorized by other stations then a station can

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Q. When a station needs to make a reservation before sending data then it is called the

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Q. In Frequency Division Multiple Access, the data link layer in each station tells its physical layer to make

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Q. Fiber Distributed Data Interface (FDDI) and Copper Distributed Data Interface (CDDI) uses

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Q. A pure ALOHA network transmits 200-bit frames on a shared channel of 200 kbps. What is the requirement to make this frame collision-free?

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Q. Find the distance from source A to destination D using Dijkstra algorithm.

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Q. Find the distance from source A to destination D using Dijkstra algorithm.

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Q. After performing bit stuffing on the following stream : 01101111111111111110010, the output is-

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Q. A pure ALOHA network transmits 200-bit frames on a shared channel of 200 kbps. What is the throughput if the system (all stations together) produces 1000 frames per second?

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Q. A pure ALOHA network transmits 200-bit frames on a shared channel of 200 kbps. What is the throughput if the system (all stations together) produces 500 frames per second?

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Q. A pure ALOHA network transmits 200-bit frames on a shared channel of 200 kbps. What is the throughput if the system (all stations together) produces 250 frames per second?

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Q. A slotted ALOHA network transmits 200-bit frames using a shared channel with a 200-kbps bandwidth. Find the throughput if the system (all stations together) produces 1000 frames per second.

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Q. A slotted ALOHA network transmits 200-bit frames using a shared channel with a 200-kbps bandwidth. Find the throughput if the system (all stations together) produces 500 frames per second.

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Q. A network using CSMA/CD has a bandwidth of 10 Mbps. If the maximum propagation time (including the delays in the devices and ignoring the time needed to send a jamming signal, as we see later) is 25.6 μs, what is the minimum size of the frame?

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Q. In collision free protocol channel efficiency is given by-

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