Digital vs Analog

Front

What is the main difference between digital and analog signals?

Back

Digital signals represent data in discrete values (0s and 1s), while analog signals represent data in continuous waves.

Front

Define digital signal.

Back

A digital signal is a type of signal that represents data as discrete values, typically in binary form (0s and 1s).

Front

Define analog signal.

Back

An analog signal is a type of signal that represents data in a continuous form, often resembling a wave.

Front

Is a vinyl record an example of digital or analog?

Back

Analog.

Front

Is a CD (Compact Disc) an example of digital or analog?

Back

Digital.

Front

What does it mean for a signal to be discrete?

Back

Discrete means that the signal has distinct, separate values, as opposed to a continuous range.

Front

What does it mean for a signal to be continuous?

Back

Continuous means that the signal can take on any value within a given range, without any gaps.

Front

True or False: Digital signals can be easily distorted without losing information.

Back

False. Digital signals are more resistant to distortion compared to analog signals.

Front

True or False: Analog signals can represent an infinite number of values.

Back

True.

Front

What is an example of a digital device?

Back

A smartphone.