What is resizing images and size guide in Adobe Photoshop?

What is resizing images and size guide in Adobe Photoshop?

- At times images need to resize to suit a particular purpose of the application.

- The unit measurement of pixels is 1 cm = 28 pixels.

- The units can be adjusted by using Edit -> Preferences->Units and Rulers.

- The parameters to change the size of picture are
1. Type of picture.
2. Size of Pixels
3. Background resolution
4. Standard picture usually of size 200 x 200
5. Title Bar
6. Select Image->image size menu item.