You can browse through
http://www.j2mecertificate.com/scmad/control/examresources for some important book references and resources.
"Programming Wireless Devices with the
Java 2 Platform Roger Riggs, Antero Taivalsaari, Mark VandenBrink, 2003" is a very good book for study, Knudsen's book "Wireless Java: Developing with J2ME, 2nd Ed" is one of the most popular for development reference.
If you consider exam simulators, you may check the same site -
http://j2mecertificate.com .
Best regards,
Eduardo
[ January 08, 2006: Message edited by: Eduardo Marques ]
[ January 08, 2006: Message edited by: Eduardo Marques ]