To determine a suggested resolution for an image

To determine a suggested resolution for an image:
1. chooe image > Image size.
2. Click auto.
3. For screen enter the screen frequency for the output device. If desired, choose a new unit of measurement.


Note that the screen value is used only to calculate the image resolution. Not to set the screen for printing.
4.forquality, select an option: Draft to produce a resolution the same as the screen frequency .Good the produce resolution 1.5time the screen frequency.
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5.click ok.



Using online services
This is the new feature in Photoshop cs. It allows us to send images form Photoshop service provider such as online sharing campaniles. The service list may be updated each time we select the online services command.
1. select file > online service.
2. In the online services assistant dialog box , select a service from the list.