Tag: technology

Which command will delete all data from a table and will not write to the rollback segment?

Which Oracle access method is the fastest way for Oracle to retrieve a single row?

Which character function can be used to return a specified portion of a character string?

When a user creates an object without a TABLESPACE clause, where will Oracle store the segment?

Which character is used to continue a statement in SQL*Plus?

Assuming today is Friday, 28 August 2009, what is returned by this statement: SELECT to_char(NEXT_DAY(sysdate, 'FRIDAY'), 'DD-MON-RR') FROM dual;

When an instance of a class, or object, is specified as a parameter to a method, a reference to the said object is passed to the method.

All interface methods must be declared as public when implemented in a class.

A method in a class declared as static may be invoked simply by using the name of the method alone.