Computer Graphics and Graphic Design

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What is the definition of computer graphics?

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The use of computers to create and manipulate pictures on a display device, involving software techniques to create, store, modify, and represent pictures.

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What is graphic design?

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Visual communication using text, imagery, photographs, color, space, and more, used in various media such as posters, newspapers, and websites.

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What are raster images?

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Images stored as a series of tiny dots called pixels.

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What are vector graphics?

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Graphics that use mathematical formulas to draw lines and curves, allowing for scalability without loss of quality.

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How can raster images be edited?

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By erasing or changing the color of individual pixels using programs like Adobe Photoshop.

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How can vector graphics be edited?

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By manipulating the lines and curves that make up the image using programs like Adobe Illustrator.

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When are raster images best used?

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For images that require a wide range of color gradations, such as most photographs.

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When are vector graphics best used?

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For images that consist of solid colors, such as logos and type.

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Name two examples of raster image file formats and two examples of vector image file formats.

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Raster formats: JPEG, PNG (others: GIF, TIFF)
Vector formats: SVG, EPS (others: AI, PDF)

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• Who usually owns the copyright if you create a design for your employer?

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Your employer