Computer Networking
Which statement describes a spanning-tree network that has converged?

All switch and bridge ports are either blocking or looping.
All switch and bridge ports are in either the forwarding or blocking state.
All switch and bridge ports are in the forwarding state.
All switch and bridge ports are assigned as either root or designated ports.

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Computer Networking
The main difference between synchronous and asynchronous transmission is

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

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