Author Question: In Non Return to Zero encoding schemes, the signal or voltage level does not return to 0v (zero ... (Read 53 times)

casperchen82 · **on:** Jul 7, 2018

In Non Return to Zero encoding schemes, the signal or voltage level does not
return to 0v (zero volts); one of the problems with this type of encoding is that:

A. it is sometimes difficult to synchronize the timing of the transmitter and
the receiver

B. it does not work well with serial communications

C. the signal ground of the transmitter is often different from that of the
receiver

D. it works only for analog signals

Question 2

A major purpose of an organizational knowledge base is to support and allow

A) knowledge sharing.
B) e-learning.
C) responsible blogging.
D) organizational capital.