Computer Science Principles Review Unit 1

Front

Which decimal (base-10) value is equivalent to the binary (base-2) value 101001?

Back

41

Front

The smallest unit of information is

Back

a bit

Front

The smallest visual element on a video monitor is called what?

Back

Pixel

Front

A single unit of information represented by a 1 or 0...

Back

Bit

Front

Approximately how much bigger (how many more bytes) is a megabyte than a kilobyte?

Back

1,000 times bigger

Front

What is the 4-bit binary number for the decimal number Ten (10)?

Back

1010

Front

What is the decimal equivalent of 11010011?

Back

211

Front

The representation of information using a chart, diagram, image, etc. is the definition of

Back

visualization(s)

Front

Back

The resulting image will be a grayscale version of the original image.

Front

A student is recording a song on her computer. When the recording is finished, she saves a copy on her computer. The student notices that the saved copy is of lower sound quality than the original recording. Which of the following could be a possible explanation for the difference in sound quality? The song was saved using fewer bits per second than the original song.

Back

The song was saved using fewer bits per second than the original song.