Final Practice Dec 2023

What is a decimal number?

• A number with two possible digits

• A number with ten possible digits

• A number with five possible digits

• A number with eight possible digits

What does RGB stand for in the context of color?

• Red, Green, Black

• Red, Green, Blue

• Rainbow, Green, Blue

• Red, Gray, Blue

What is compression?

• Adding more bits to increase quality

• A process for making digital data smaller.

• Squeezing the value out of variables

What is a bit?

• A single binary digit represented as 0 or 1

• A single binary digit represented A or B

• A decimal value

• A single piece of data represented as X or Y

What is analog data?

• Data represented electronically

• Data that is represented in a digital way

• Data that is represented in a physical way, with values that change smoothly

• Data that is represented in a physical way, with values that change sharply

What is digital data?

• Data that is represented in a physical way, with values that change sharply

• Data represented electronically, with values that change sharply

• Data that is represented in a physical way, with values that change smoothly

What is a binary number?

• A number with ten possible digits

• A number with two possible digits

• A number with eight possible digits

• A number with five possible digits

What is sampling?

• Creating a physical version of analog data

• Creating a digital version of digital data

• Creating a digital version of analog data

• Creating a physical version of digital data

What is an example of analog data?

• Smartphone video recording of a dancer

• Sound from a singer

• Smartphone photo of a cat

• MP3 recording of a singer

What is an example of digital data?

• MP3 recording of a singer

• Sound from a singer

• Movement of a dancer

• Vinyl record recording of the singer