Analog vs digital review 2024

Front

What is the definition of an analog signal?

Back

An analog signal is a type of signal that represents data as a continuous wave, allowing for smooth and continuous data representation.

Front

What is the definition of a 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

What is one advantage of digital signals over analog signals?

Back

Digital signals offer better clarity and are less susceptible to noise and interference.

Front

What is one advantage of analog signals over digital signals?

Back

Analog signals provide richer quality and a more natural sound, especially in music.

Front

What is an example of a digital signal storage device?

Back

Examples include CDs, DVDs, and USB flash drives.

Front

What does AM stand for in radio transmission?

Back

AM stands for Amplitude Modulation.

Front

What does FM stand for in radio transmission?

Back

FM stands for Frequency Modulation.

Front

How do longer wavelengths affect radio signal transmission?

Back

Longer wavelengths can travel greater distances and penetrate solid objects better than shorter wavelengths.

Front

What is a disadvantage of AM radio signals?

Back

AM signals are more easily interfered with than FM signals, leading to decreased audio quality.

Front

What is a characteristic of digital audio compared to analog audio?

Back

Digital audio can be easily copied and transmitted without loss of quality, while analog audio can degrade over time.