What is Screen modes? Screen Mode Codes?

• Screen mode refers to the resolution of the screen. 
• Normally,  Qbasic is in default the screen 0, which is text mode. 
• The other screens from 1 to 13 are in increasing resolution as follows:

Screen statement
Syntax:
                SCREEN < MODE >
   where,
 MODE = the number that sets the screen mode

Screen Mode	Resolution
Screen 0	80*25 -Text mode only
Screen 1	320*200 -graphics
Screen 2	640*200 -graphics
Screen 7	320*200 -graphics
Screen 8	640*200 -graphics
Screen 9	640*350 -graphics
Screen 10	640*350 -graphics
Screen 12	640*480 -graphics
Screen 13	320*200 -graphics

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