Digital vs. Analog Signals Intro

Front

What is an analog signal?

Back

An analog signal is a continuous signal that represents physical measurements. It can take any value within a given range.

Front

What is a digital signal?

Back

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

Front

Is music from a vinyl record an analog or digital signal?

Back

Analog

Front

Which type of signal can be easily corrected to remove noise?

Back

Digital

Front

What type of values can numbers in a digital code have?

Back

Only set values.

Front

What type of values can numbers in an analog code have?

Back

Any values.

Front

Is a video game coded as analog or digital data?

Back

Digital

Front

What is an example of an analog device?

Back

A thermometer that uses mercury to measure temperature.

Front

What is an example of a digital device?

Back

A smartphone that processes data in binary.

Front

How does noise affect analog signals?

Back

Noise can distort analog signals, making them less clear and harder to interpret.