Computer Networking
The main difference between synchronous and asynchronous transmission is

the clocking is mixed with the data in asynchronous transmission
the bandwidth required is different
the pulse height is different.
the clocking is derived from the data in synchronous transmission
None of these

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Computer Networking
Which of the following characteristic(s) is/are suited to the PSS applications?

None of these
widely dispersed terminals and access to international packets switched services
All of these
bursty traffic and low communications intensity
Multiple remote host or applications accessed by a single local access circuit terminal and circuit

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