Chapter 1

1) How to open / save images

• to open : file > >open
•  to save  : file>>save

2)Types of file format

• PSD (Photoshop document)
• PDF (Portable document format)
• PSB (Large document format)
• TIFF (Tagged image file format)

3)Pixel (picture element)

• An image resolution is the number of pixels per inch of the image
• The higher the resolution the more detailed is the image
• A higher resolution will also result in an increase of file size
  
  

4)Relationship between on screen size and print size

          Formula to determine the printed size of a photoshop image :-

                    On screen size/Resolution = Printed width

Photoshop workspace