In what value do these 3 statements differ from one another? select * from employees where department_id = 60; SELECT * FROM EMPLOYEES WHERE DEPARTMENT_ID = 60; select /* a_comment */ * from employees where department_id = 60;

Does "Not in" use an index?

Rowid on oracle stores:

Which of the following falsely sums up Oracle’s locking policy?

Which of these tasks is NOT performed during the database mounting process?

The default value of SHARED_POOL_SIZE is:

Remote access of database can be made by:

In a sequence, Curval returns:

The source code of procedure, function and package bodies can be queried from which data dictionary?

Which syntax turns an existing constraint on?

Which naming rules are applied to tables?