Data Communication Channels Quiz

Data communication or digital communications, including data transmission and data reception, is the transfer and reception of data in the form of a digital bitstream or a digitized analog signal transmitted over a point-to-point or point-to-multipoint communication ______

Analog transmission is a method of conveying voice, data, image, signal or video information using a continuous signal which varies in amplitude, phase, or some other property in proportion to that of a ______

The passband modulation and corresponding demodulation is carried out by ______ equipment

According to the most common definition of digital signal, both baseband and passband signals representing bit-streams are considered as digital ______, while an alternative definition only considers the baseband signal as digital, and passband transmission of digital data as a form of digital-to-analog ______

The messages are either represented by a sequence of pulses by means of a line code (baseband transmission), or by a limited set of continuously varying waveforms (passband transmission), using a digital ______ method