Digital vs. Analog Signals

Front

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

Back

Binary code

Front

Is a video game coded as analog or digital data?

Back

Digital

Front

How do computer hard drives and USB drives store data?

Back

Binary code

Front

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

Back

Both Analog and Digital

Front

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

Back

Analog

Front

What is an analog signal?

Back

A signal that varies continuously and can represent a range of values.

Front

What is a digital signal?

Back

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

Front

Give an example of an analog device.

Back

A vinyl record player.

Front

Give an example of a digital device.

Back

A smartphone.

Front

What is the main advantage of digital signals over analog signals?

Back

Digital signals are less susceptible to noise and interference.