Learn how to use the options tab in the database properties dialog box to view or modify a database's collation, recovery model, and other settings.
Required variable name was missing after the accept command.
Re-enter the accept command with a variable argument to store the input value.
An invalid option.
That's not a valid option in 11g.
It shows your current container, and multitenant databases weren't introduced until 12c.
The con_id and con_name options were added in oracle 12c.