Digital Signals Test Review

Which signal is this image an example of?

• Analog

• Digital

Tags

NGSS.MS-PS4-3

True or False: This image could be described as pixelated.

• True

• False

True or False: This image could be described as pixelated.

• True

• False

Small uniform shapes that are combined to make a larger image

• Pixels

• Samples

True or False: The higher the sampling rate, the smaller the file size.

• True

• False

True or False: More data are captured and recorded the more times the event is sampled

• True

• False

How often a signal is recorded or converted to digital code is known as the

• Pixelation

• Sampling Rate

Tags

NGSS.MS-PS4-3

Samuel Morse developed which telecommunication system?

• Morse Code

• Binary Code

Combinations of short (dot) and long (dash) wave pulses that represent letters and numbers

• Morse Code

• Binary Code

True or False: Noise does not have as large an effect on digital signals because they have defined levels.

• True

• False

Tags

NGSS.MS-PS4-3