Photoshop Actions are using for redoing the activities recorded on a particular image.
It just a replication of a set of activities applied to an image .The same set of activities can be applied on other images.
The actions can be recorded by pressing the record button on the action panel (alt/option +f9) the recording should be stopped by pressing the stop button on the panel once the defined activities are done. The same actions can be replay to other images using the play button or a pre-defined function key/shortcut. The same actions can be used for batch process as well.
One can get free Photoshop actions to use for graphic design or video making by going to websites such as Web Design Ledger and Noupe. Web Design Leader has an article discussing 10 places to get photoshop actions which include websites such as Union Actions, Florabella and The Photo Argus. The website Noupe has at least 80 different listings for time saving free Photoshop action sets as well.
Photoshop has more fixed features and could be better for some users.One downside to Photoshop is the price, GIMP is free.GIMP "scripts" are more flexible and can use image parameters whereas Photoshop "Actions" use absolute values.Gimp can be run on far more machines (operating systems) than Photoshop.
Menu Item is set of similar commands, actions, filters grouped together in list in Photoshop.
you probably mean plug-ins?As you install any software,if you mean actions then copy and paste in C:\Program Files\Adobe\Adobe Photoshop CS4\Presets\Actions
you can use any photoshop but i tend to use CS3 or CS4
Most digital and graphics design artists use photoshop. Those who can't afford Photoshop usually use GIMP or Corel Paint Shop
When you show your products photos to your customers and need to edit them, you will use adobe photoshop.
Photoshop Elements is Photoshop but with less features, so Photoshop is better but it is professional level software. For home use or to get started Photoshop Elements is OK.
No, they are separate programs or software's to use and to buy.
Adobe Photoshop tutorials online has thousands of free tutorials to teach you how to use their photoshop. You can also use photoshop or adobe to find all the answers to your questions as well.
Tools are basically actions or tasks that you can perform in Photoshop like adding text to image or draw shape. Every tool have its own icon for to recognize and activate it from Toolbox. Toolbox is located on left side of Photoshop window.
They mostly do the same things- but in Photoshop many actions can be done in a separate layer ... the end results may be the same, but in Photoshop you can go back and change things to a deeper level than you can in GIMP.