Multiple Choice
Data is converted to signals for transmission because _____.
A) data is expensive to transport over physical media
B) there is no known method to transport data over physical media
C) signals are inexpensive to transport over physical media
D) network carriers prefer to transport signals
Correct Answer:

Verified
Correct Answer:
Verified
Q6: The ASCII code is used to encode
Q7: The figure shows an example of _.
Q8: A signal is _.<br>A)information added to data
Q9: Noise is _.<br>A)the transformation of elements from
Q10: A physical medium is _.<br>A)the transmission path
Q12: Modulation is the process of _.<br>A)spinning a
Q13: The only layer in the TCP/ IP
Q14: In TDM _.<br>A)signals from each channel are
Q15: Good signals have all the following properties
Q16: Coding is _.<br>A)the unit of information<br>B)the transformation