Digital vs. Analog Signals

Front

What is the string of 1s and 0s that control a computer called?

Back

Binary code.

Front

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

Back

Digital signal.

Front

What type of signal is required to set the color of each pixel on a computer screen?

Back

Digital signal.

Front

Which type(s) of signal(s) can be transmitted as radio waves?

Back

Both analog and digital signals.

Front

What values can numbers in a digital code have?

Back

Only set values.

Front

What is an analog signal?

Back

A signal that varies continuously and can take any value within a range.

Front

What is a digital signal?

Back

A signal that represents data as discrete values, typically 0s and 1s.

Front

How does noise affect analog signals compared to digital signals?

Back

Noise can distort analog signals more easily than digital signals.

Front

What is an example of an analog signal?

Back

Sound waves.

Front

What is an example of a digital signal?

Back

A computer's binary data.