R093 Image Files

What is the primary factor that determines the quality and display of an image?

• The type of camera used

• The file format

• The color depth

• The size of the image

Which type of image is made up of pixels and can become blurry when scaled up?

• Bitmap image

• Vector image

• Animated image

• 3D image

Why are vector images generally less detailed than bitmap images?

• They are composed of basic elements like points and lines

• They use fewer colors

• They are always smaller in size

• They are not suitable for printing

Find the knowledge organiser for the topic 'Image Files'

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Why is a file format important?

• quality of the image

• how the image is displayed to the user

• sends any files to a printer

• scans files for use in pre production documents

Static images are images that ​ (a)   . These can either be bitmap / ​ (b)   images, or vector images

• don't move
• move
• raster
• video
• audio

Bitmap images are made up of ​ (a)   and are produced by ​ (b)   .

Vector images are made up of ​ (c)   using ​ (d)   .

• pixels
• cameras
• shapes and text
• image editing software

Organize these options into the right categories

Groups:

(a) Bitmap

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(b) Vector

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(c) Option 3

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(d) Option 4

• Drag to option 3

• smaller file size

• made up of pixels

• larger file size

• suitable for simpler graphics such as shapes, lines, text

• When scaled, can become blurry and lose quality

• Drag to option 4

• calculated using mathematical formulae

• Suitable for complex graphics

• can be resized without the quality being affected

Watch the video to see the different image file formats

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Organize these options into the right categories

Groups:

(a) SVG

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(b) JPG

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(c) PNG

,

(d) TIFF

• used for web images, illustrations, cartoons

• very high quality printing

• used for web images that need transparency

• used for photographs