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Photoshop CS5 New Dialog Box

Explanation :

vName: Write the name of the image file.

vPresent : To specify the size of image you may either use
preset or width height option.

vWidth : set for width worksheets.

vHeight : set for height worksheets.

vResolution: refers the number of pixels per inch.
Pixel is a single point in a graphic image and a pixel can
have only one colors.

vColor mode : set type color.
RGB (Red, Green, Blue) use for desktop.
CMYK ( Cyan, Magenta, Yellow, key(black)) use print images.

Background Contents : set color Background.

File Formats

vPSD is the default file format of Photoshop..

vGIF Due to it’s low file size, gif is a common web file format and suitable for animation.

vJPG/JPEG The most used photo and web images format. GIF can include 256 colors, JPG more than 16,7 million colors.

vPDF Adobe’s Portable Document format.

vTIFF accepted file formats for publishing.

FORMAT	SIZE	MS PAINT
JPG	154 KB	YES
PSD	1,022 KB	YES
BMP	590 KB	YES
EPS	1,087 KB	NO
GIF	82 KB	YES
PDF	839 KB	YES
TIFF	1,108 KB	YES