Analog and Digital Signals Quiz

What is the definition of an analog signal?

• Continuous, smooth, has an almost infinite range of values.

• A digital signal that represents discrete values.

• A signal that is transmitted through fiber optic cables.

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NGSS.MS-PS4-3

What is the definition of a digital signal?

• A signal that represents data as a combination of audio and visual elements

• A signal that is block like, has specific binary values (0,1)

• A signal that represents data as a continuous wave

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NGSS.HS-PS4-2

What are the advantages of digital signals?

• Analog signals are easier to process

• Analog signals are more reliable

• Digital signals have less interference and are more reliable.

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NGSS.HS-PS4-2

What are the disadvantages of analog signals?

• Analog signals are susceptible to noise and interference, have limited range,

• Analog signals have unlimited range and are not affected by noise

• Analog signals are not susceptible to interference

• Analog signals are easier to process and manipulate compared to digital signals

True or False: Analog signals can have an infinite number of values within a given range.

• True

• False

True or False: Digital signals are less likely to have noise and interference than analog signals.

• True

• False

Tags

NGSS.HS-PS4-2

Which type of signal is commonly used in modern electronic devices such as computers and smartphones: analog or digital?

• digital

• analog

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NGSS.HS-PS4-2

Which signal is Digital?

• 
• 

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NGSS.HS-PS4-5

Which signal is Analog?

• 
• 

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NGSS.HS-PS4-1

NGSS.HS-PS4-5

Which of the following uses Analog signal? (Pick 3)

• Radio

• Human Voice

• Grandfather clock

• Computers & Smart Phones

Tags

NGSS.HS-PS4-5