Have you heard of the following brands?
 
Yes No
Canon
   
Dell
   
Apple
   
Android
   
Panasonic
   
iPhone
   
Google
   
Xperia
   
Samsung
   
BlackBerry
   
Facebook
   
HTC
   
Ericsson
   
Galaxy S
   
Kyocera
   
Sharp
   
Sony
   
Amazon