Code.org U1 L7: Black and White Images

Data with values that change continuously, or smoothly, over time.

• Analog Data

• Digital Data

Data that changes discreetly through a fixed set of possible values.

• Analog Data

• Digital Data

Is this an example of analog or digital data?

• Analog Data

• Digital Data

Is this an example of analog or digital data?

• Analog Data

• Digital Data

A process for creating a digital representation of analog data by measuring the analog data at regular intervals called samples.

• Analog Data

• Digital Data

• Sampleing

• Pixelation

Some examples of _________ data include music, colors of a painting, or position of a sprinter during a race.

• Analog Data

• Digital Data

Which is an advantage when we represent data digitally with more squares.

• More bits are needed. Took longer to enter in the widget. Still doesn’t look exactly like the analog image.

• We get a much more smooth/clearer/accurate representation of the analog image.

Which is an disadvantage when we represent data digitally with more squares.

• More bits are needed. Took longer to enter in the widget. Still doesn’t look exactly like the analog image.

• We get a much more smooth/clearer/accurate representation of the analog image.