TEXT, SOUND AND FILES QUIZ

To find out the resolution of a picture we need to:

• Multiply the height * width of the picture.

• Device the height * width of the picture.

• Multiply the height with the width and the color depth.

• Multiply the height with the width and the color depth and devide the result by 8.

To find out the size of a picture in bits we need to:

• Multiply the height * width of the picture.

• Device the height * width of the picture.

• Multiply the height with the width and the color depth.

• Multiply the height with the width and the color depth and devide the result by 8.

To find out the size of a picture in bytes we need to:

• Multiply the height * width of the picture.

• Device the height * width of the picture.

• Multiply the height with the width and the color depth.

• Multiply the height with the width and the color depth and devide the result by 8.

The resolution of a video or picture is measured in:

• Bits

• Bytes

• Pixels

• Megabytes

Which ones of the following file formats is considered a video file?

• mp3

• mp4

• mkv

• wav

• pdf

Which ones of the following file formats is considered a sound file?

• mp3

• mp4

• mkv

• wav

• pdf

To measure the size of a file from bytes to kilobytes we need to:

• divide the value in bytes by 1000

• divide the value in bits by 1000

• divide the value in bytes by 1,000,000

• Multiply the value in bytes by 1000

What is the file size of an image in bits that has a height of 100px, width of 100px and a color depth of 4?

• 4,000

• 40,000

• 14,000

• 1,000

• 400,000

How many colors can I represent in 2 bits?

• 1

• 2

• 4

• 6

• 8

Color depth refers to:

• The maximum number of colors an image can contain.

• The resolution an image has

• The size of a file

• None of the previous answers.