ORACLE - user permissions

[ecka00]

two questions:
1.) What is the sql syntax to list all users that have select rights to a specific table?
2.) What is the sql syntax to grant select rights for a specific user to a specific table?

[skhanal]

1. Query DBA_TAB_PRIVS
2. GRANT SELECT ON table TO user

go to http://tahiti.oracle.com for documentation.