Analog signal is measured in…….
a) volt
b) hertz
c) digits
d) watts
How many types of data transmission?
a) one
b) two
c) three
d) four
digital data transmission, analog data transmission
Sound, light, and radio waves are examples of……
a) digital signal
b) analog signal
c) simple signal
d) none of these
Which of the following are characteristics of analog signal?
a) frequency
b) amplitude
c) both a & b
d) none of these
How many types of data transmission?
a) one
b) two
c) three
d) four
asynchronous transmission, synchronous data transmission
Which of the following transmission data is transmitted character by character?
a) asynchronous transmission
b) synchronous transmission
c) digital data transmission
d) analog transmission
