Analog vs Digital

Which is an example of an analog signal?

• Record Player
• CD Player

An analog signal is sent in discrete pulses in two states, on= 1 or off= 0.

• True

• False

The picture shows an example of what kind of signal?

• Analog

• Digital

Why are digital signals more reliable in transmitting information than analog signals? 

• They are more powerful
• They carry less information
• They have less interference over long distances
• They have more interference over long distances

Identify a disadvantage of an analog signal:

• Requires low power

• Doesn't get interference

• When copied, quality goes down

• Hardware is usually small

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

• 
• 
• Both of these

• Neither of these

Which of the following graphs represents a digital wave?

• 
• 

Which of the following is an analog technology?

• 
• 
• 
• 

Smooth and continuous data

• analog
• digital
• pulse
• binary

The signal above is an example of a(n)

• Digital Signal
• Analog Signal