WorksheetsModulation & Demodulation
Total questions: 7
Worksheet time: 35mins
The radio signal that digital data is applied to is called the
carrier frequency
demodulation
modulation
modem frequency
The process of applying a data signal to a carrier frequency is called
carrier frequency
demodulation
modulation
modem
The process of extracting the data from the modulated signal is called
carrier frequency
demodulation
modulation
modem
The device that carries out the modulation and demodulation process to transmit & receive data is a
carrier frequency
demodulation
modulation
modem
Why is network timing so important for digital communication?
It determines the frequency of the radio signal.
It lets both the sender and receiver know when each bit starts and stops
It determines the amplitude of a frequency wave.
Based on the digital signal shown, what is the binary number encoded on the electrical signal?
10101
10011101
10010010
High data rate digital communication needs to operate on which end of the frequency spectrum?
Low end (KHz)
High end (GHz)
