# Recent questions in Data Communication Systems and Computer Networks

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# Which type of service is provided by 1Pv6 ,IPv4 and difference between connectionless and connection oriented?

hello docsity people; Can i know what is the difference between connection less and connection oriented services, which types of service is provided by IPv4 and1Pv6
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# A wireless transmission scheme employs 16 QAM (there are 16 different symbols) and a symbol is sent every millisecond. a) What is the symbol rate of the system? b) What is the data rate of the system in kbps?

A wireless transmission scheme employs 16 QAM (there are 16 different symbols) and a symbol is sent every millisecond. a) What is the symbol rate of the system? b) What is the data rate of the system in kbps?
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# Given a bit rate of 10 Mbps and a carrier frequency of 10 MHz or 20 MHz to represent a binary 0 or 1, draw an FSK signal for the bit sequence 101001.

Given a bit rate of 10 Mbps and a carrier frequency of 10 MHz or 20 MHz to represent a binary 0 or 1, draw an FSK signal for the bit sequence 101001.
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# What is transmission time of packet sent by station if length of packet is 1M bytes & bandwidth of channel is 200kbps

What is the transmission time of packet sent by a station if the length of packet is 1 million bytes and the bandwidth of channel is 200kbps?
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