Lyle is the network security analyst for his company, a large state agency in Florida. Lyle is responsible for ensuring the agency’s network security; including everything from mobile users to internal databases. Lyle has been chargedwith performing a security audit to comply with state regulations that were justpassed. Lyle begins to test different aspects of the network, including the many Oracle databases that are utilized. Lyle finds out that the Oracle DBA created all of the databases with the simple create database command. After findingthis out, Lyle is able to exploit the default user accounts that were created for these databases. What is the default user account created for Oracle databases when the create database command is used?