The document certifies that Marco Ronga has completed the curriculum for Data Essentials, as conferred on March 26, 1999 by the Growth Markets Learning Team and certified by AT&T.

1. Growth Markets Learning Team
Certifies that
Marco Ronga
has successfully completed the appropriate
curriculum for
Data Essentials.
Conferred this 26th day of March, 1999,
as certified by
-
AT&T
-