Worksheets14. TAHS Y9
Total questions: 13
Worksheet time: 7mins
What is binary?
A number system that contains ten symbols, 0 to 9.
A number system that contains two symbols, 0 and 1.
A number system that contains sixteen symbols, 0 to F.
A number system that contains eight symbols, 0 to 7.
What are pixels in a bitmap image represented by?
Octal numbers
Hexadecimal numbers
Decimal numbers
Binary numbers
What is the range of colours available determined by in an image?
Image size
Colour depth
Resolution
Metadata
How many possible colours are available with a colour depth of three bits per pixel?
Two possible colours
Sixteen possible colours
Four possible colours
Eight possible colours
What does image size in a bitmap image express?
Number of pixels in an image
Resolution of the image
Image file size
Colour depth per pixel
What does metadata include about an image file?
Date created
Author
All of the above
File type
What is the extra data in a file called?
Binary
Decimal
Metadata
Hexadecimal
What is the resolution of an image measured in?
Pixels per inch
Bytes per inch
Dots per inch
Bits per inch
What is the amount of bits available for colours in an image called?
Colour depth
Resolution
Metadata
Image size
What is the range of colours available called?
Metadata
Image size
Resolution
Colour depth
What is the number of pixels that an image contains expressed as?
Resolution of the image
Colour depth per pixel
Image file size
Height and width
What is the image quality affected by?
All of the above
Resolution
Image size
Colour depth
What does an image file include metadata about?
File type
Date created
Author
All of the above
