enable photoshop to add extra temporary files
Yes, for many reasons. But the main reason is Photoshop CS5's Content Aware feature. If you select a area in your photo and click the delete button on your keyboard it will fill in the background behind it by using its surrounding areas as clues.
By using photoshop of course
You can use Photoshop to design: - business cards - menu's - invitations to special events - nice letterhead for personal resume - create logo For many of these, also consider using Adobe InDesign
With Quick Mask there is no some extra benefits. Benefit is that You can paint over image with black or white and see Your mask immediately at full size view on screen. Benefit is also that You are controlling which parts will be hidden and which visible in other words mask do not depend on automatic features in Photoshop which in most cases makes selections based on levels.
There aren't any disadvantages to use multiple layers. Multiple Layer Design is the point of using Photoshop. You can change elements of a project one piece at a time rather than single layer apps that once you make a enough changes you can never go back. In Photoshop, you can create everything in a Non-Destructive manner and Multiple Layers is a foundational feature for that.
CS4 refers to a suite of programs from Adobe. Photoshop, Illustrator and InDesign. Look in the user manual for the program you are using, the command may be 'export' instead of 'extract'.
Yes you can, Photoshop 64 bit have exactly same options and tools as Photoshop 32 bit.
"what are the benefit of using EOQ?"
There was an editorial photographer that was fired for using Photoshop, because he altered reality considerably.
See related link and watch detailed instruction how to create reflection in Photoshop.
Adobe photoshop
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