Option B
Blog is the best way
When you're busy doing things and/or be too sick for over the phone communication
Answer:
13:a. 15:c. 14:Unknown answer
Answer:
A waveform that switches representing the two states of a Boolean value (0 and 1, or low and high, or false and true) is referred to as a digital signal or logic signal or binary signal when it is interpreted in terms of only two possible digits.