Computer Networking
Modulation in which the two binary values are represented by two different amplitudes of the carrier frequency is known as

Amplitude
None of these
Aloha
Amplitude-shift keying
Amplitude modulation

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

All switch and bridge ports are in either the forwarding or blocking state.
All switch and bridge ports are either blocking or looping.
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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