Analog and Digital Signals Quiz

What is the main difference between analog and digital signals?

• Analog signals are continuous, while digital signals are not continuous.

• Digital signals can only represent two values, while analog signals can represent thousands.

• Analog signals are used in computers, while digital signals are used in radios.

• Digital signals are faster than analog signals.

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Which of the following is an example of an analog signal?

• A vinyl record's sound.

• A digital clock displaying time.

• An MP3 music file.

• A binary code.

What is the primary advantage of digital signals over analog signals in telecommunications?

• Digital signals can travel longer distances without degradation.

• Digital signals are easier to store.

• Digital signals are more secure.

• All of the above.

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In what form does a digital signal represent information?

• Continuous waves

• Binary code

• Analog waves

• Morse code

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How does noise affect digital signals compared to analog signals?

• Digital signals are more affected by noise.

• Analog signals are more affected by noise.

• Noise affects both types of signals equally.

• Digital signals convert noise into data.

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Why are digital signals considered more reliable than analog signals for long-distance communication?

• They are less susceptible to interference and noise.

• They can travel faster than analog signals.

• They use less bandwidth than analog signals.

• They are easier to convert into analog signals.

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

• Analog
• Digital

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Is a video game coded as analog or digital data?

• Analog
• Digital

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The string of 1s and 0s that control a computer is called _____ code.

• binary
• dichotomous
• Morse
• two-number

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

• Analog
• Digital
• Both
• Neither

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