Ict Unit 30

Powerful Essays
Section B
Hardware:
Graphics Card - Graphics cards processes all your graphics in your computer. All Graphics Cards have memory, these come in 128MB, 256MB and 512MB. The more memory your computer has, the faster it will run and combine it with a good processor.
Internal Memory - Cache memory is a added memory system that temporarily stores frequently used instructions and data for quicker processing by the central processor of a computer.
RAM - Random Access Memory is the "working memory" in a computer.
Processor – The chip inside the computer that performs all of the calculations and operations necessary to make your computer run.
Software:
Vector based – CorelDraw is a vector graphic design software package. Other examples include: Adobe Illustrator, Computer Graphics Metafile and Shockwave Flash.
Raster based - Photo Raster is an advanced online photo editor software.
Bitmap based - Paintshop Pro is an image manipulation software, it allows you to work with Vectors and Rasters.
Photo Manipulation - Adobe Photoshop is a graphics editing program.
Other software - Image viewers and photo galleries.
File formats:
TIFF file - A TIFF file stands for Tagged Image File Format. TIFF files are a common format for images, especially those used on graphic design.
GIF file – GIF files are a format commonly used for graphics presented on websites. GIFs can contain a maximum of 256 colours, and are therefore best for images that contain simple shapes.
JPG file - JPG files, also known as JPEG files, are a common file format for digital photos and other digital graphics. When JPG files are saved, they use "lossy" compression, meaning image quality is lost as file size decreases.
M1:
A raster graphic or image is made up of pixels. Pixels are small squares of information. Raster graphics are wonderful for rich, full-colour images such as photographs. Raster graphics are rendered images on a pixel-by-pixel basis and they are fantastic when handling shading

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