What is Photoshop?
Adobe Photoshop is a professional image software

About the work area.
MENU BAR:This is where you can acces most of the features and commands in Photoshop it is located at the very top of Photoshop.

OPTIONS BAR: Displays your tool options.It changes as different tools are selected.

TOOL BAR: Contains all of your tools.They are used for cheating and editing images.

PALETTES: To monitor and modify images.There are 5 palettes by default.

STAGE/CANCAS: Where the image being worked on will appear.

LAYERS: The layers window shows the various layers that your image is made up of.

SELECTION: There are severeal ways to select images or portions of images in Photoshop.Here is one basic method to do so.

ADDING To A Selection And Making A Square

1. Use the rectangular selection tool to select the are to be worked on.
2. To add to a selection hold shift before dragging.
3. To make the selection exactly square, start dragging, then hold shift.
4. You can press CTRL+D to deselect and remove the selection at any time.