Analog and Digital Signals Quiz

Which type of signal is made up of continually streaming information?

• Neither

• Both

• Digital

• Analog

What language is used to represent digital signals?

• Binary code

• Morse code

• English

• Braille

Which type of signal is more reliable and can carry more information per second?

• Analog

• Neither

• Digital

• Both

What do the '1' and '0' in binary code represent?

• High and low

• True and false

• Yes and no

• On and off

Which type of signal is used by walkie-talkies and garage door openers?

• Analog

• Digital

• Both

• Neither

What is a disadvantage of analog signals compared to digital signals?

• More reliable

• Breaks down over time

• Less expensive

• Can carry more information

What is a reason that analog technology will probably never be outdated?

• More reliable

• Less expensive

• Can carry more information

• Breaks down over time

What is the language of binary code made up of?

• Yes and no

• 1 and 2

• On and off

• A and B

Which type of signal is used to store information in USB drives and CD's?

• Both

• Neither

• Digital

• Analog

What feature of a graph indicates that it represents a digital signal?

• Interval

• Amplitude data

• Binary digit data

• Continuous line