In Photoshop, for selecting all the data, CTRL+A is used. For deselecting, CTRL+D and for reselecting SHIFT+CTRL+D. Inverse is use for selecting the area you don't have selected at the time. Its shortcut key is SHIFT+CTRL+I.
Same way, there are options for selecting layers like select all layers, deselect. Color Range is a selection tool that allows you to select parts of an image based on its color. Example of color range is given in video.
After that, next selection tool is Refine Edge. The Refine Edge Tool selects shapes of an image with edges, especially complex ones.Growwill search for colors that are similar to an area that has already been selected. Similar is like grow, but its range is wider than grow.
In Transform selection, a bounding box will appear around the selection that will allow you to click-and-drag on the corner handles to scale and rotate it. You can save selections in selections section. As on when required, you can reload that selection, too.
In Photoshop, remember when you are working on any object, it is necessary to select the layer of that object. You can see icon like eye besides layers. They are used to make a layer visible or invisible.
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