Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Code.org U1 L7: Black and White Images

Total questions: 8

Worksheet time: 4mins

Name
Class
Date
1.

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

a)

Analog Data

b)

Digital Data

2.

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

a)

Analog Data

b)

Digital Data

3.

Is this an example of analog or digital data?

a)

Analog Data

b)

Digital Data

4.

Is this an example of analog or digital data?

a)

Analog Data

b)

Digital Data

5.

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

a)

Analog Data

b)

Digital Data

c)

Sampleing

d)

Pixelation

6.

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

a)

Analog Data

b)

Digital Data

7.

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

a)

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

b)

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

8.

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

a)

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

b)

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