Tamil TechZone

A floppy disk , also called a floppy , diskette , or just disk , is a type of disk storage composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic enclosure lined with fabric that removes dust particles. Floppy disks are read and written by a floppy disk drive (FDD). Floppy disks, initially as 8-inch (200 mm) media and later in 5   1 ⁄ 4 -inch (133 mm) and 3   1 ⁄ 2 -inch (90 mm) sizes, were a ubiquitous form of data storage and exchange from the mid-1970s into the first years of the 21st century. By 2006 computers were rarely manufactured with installed floppy disk drives; ​ 3   1 ⁄ 2 -inch floppy disks can be used with an external USB floppy disk drive, but USB drives for ​ 5   1 ⁄ 4 -inch, 8-inch, and non-standard diskettes are rare to non-existent. These formats are usually handled by older equipment. 5   1 ⁄ 4 -inch floppy disk ​ 5   1 ⁄ 4 " floppies, front and back...

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Position with the Ruler tool The Ruler tool  helps you position images or elements precisely. The Ruler tool calculates the distance between any two points in the workspace. When you measure from one point to another, a nonprinting line is drawn, and the options bar and Info panel show the following information: The starting location (X and Y) The horizontal (W) and vertical (H) distances traveled from the x and y axes The angle measured relative to the axis (A) The total length traveled (D1) The two lengths traveled (D1 and D2), when you use a protractor All measurements except the angle are calculated in the unit of measure currently set in the Units & Rulers preference dialog box. If your document has an existing measuring line, selecting the Ruler tool causes it to be displayed. ...

Creating and editing a quick mask To use Quick Mask mode to create and edit selections quickly, start with a selection and then add to or subtract from it to make the mask. You can also create the mask entirely in Quick Mask mode. Color differentiates the protected and unprotected areas. When you leave Quick Mask mode, the unprotected areas become a selection. Note: A temporary Quick Mask channel appears in the Channels panel while you work in Quick Mask mode. However, you do all mask editing in the image window. Using any selection tool, select the part of the image you want to change. ...

About the selection tools The selection tools are located in the Tools panel, which is located, by default, on the left side of your screen. In Photoshop Elements, you must be in Expert mode to see the selection tools. Rectangular Marquee tool : Draws square or rectangular selection borders. Elliptical Marquee tool : Draws round or elliptical selection borders. Lasso tool : Draws freehand s...