You are logged on to the database as a database user.
You have privileges for the table.
More information: SQL Reference Manual, Privileges: Overview
The database is in the ONLINE operational state.
A synonym is an alternative name for a database table. Within a database schema, each synonym has a unique name that is different from all other table names. You can use synonyms to shorten a long or complicated table names.
SQL Reference Manual, CREATE SYNONYM Statement (create_synonym_statement)