Study tips 1Z0-047

Which option should be used to perform this task most efficiently?

Which mandatory clause has to be added to the following statement to successfully create an external table called EMPDET?

Which two statements are true about sequences created in a single instance database?

Which two statements are true regarding operators used with subqueries?

Which statement best describes the GROUPING function?

Which statement is true regarding the execution of the above commands?

Which statement is correct?

Which statements are correct regarding indexes?

Which two statements are true regarding views?

Which statements are true regarding the hierarchical query in Oracle Database 10g?