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Reference: http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-071

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What are the language, duration, and format of the ORACLE 1Z0-071 Certification Exam?

The language, duration, and format of the ORACLE 1Z0-071 Certification Exam are defined below:

• Language of exam: The language in which exam ORACLE 1Z0-071 is being administered in English.
• A number of questions: The total number of questions in exam ORACLE 1Z0-071 is 78. You have to answer all the questions in the given time.
• Time Duration: The total duration for answering all the questions asked in the ORACLE 1Z0-071 exam is 120 min.

Oracle 1z0-071 Exam Syllabus Topics:

Oracle Database SQL Sample Questions:

Question #1
Examine the structure of the PROMOTIONS table: (Choose the best answer.)

Management requires a report of unique promotion costs in each promotion category.
Which query would satisfy this requirement?

A. SELECT DISTINCT promo_category, promo_cost FROM promotions ORDER BY 1
B. SELECT DISTINCT promo_cost, promo_category FROM promotions
C. SELECT DISTINCT promo_cost, DISTINCT promo_category FROM promotions;
D. SELECT promo_category, DISTINCT promo_cost FROM promotions

Question #2
Which two statements are true about TRUNCATE and DELETE? (Choose two.)

A. TRUNCATE leaves any indexes on the table in an UNUSABLE state.
B. DELETE can use a WHERE clause to determine which row(s) should be removed.
C. The result of a DELETE can be undone by issuing a ROLLBACK.
D. TRUNCATE can use a WHERE clause to determine which row(s) should be removed.
E. The result of a TRUNCATE can be undone by issuing a ROLLBACK.

Question #3
Which statement is true about the INTERSECT operator used in compound queries?

A. INTERSECT is of lower precedence than UNION or UNION ALL.
B. It ignores NULLs.
C. Multiple INTERSECT operators are not possible in the same SQL statement.
D. It processes NULLs in the selected columns.

Question #4
Examine these SQL statements which execute successfully:

Which two statements are true after execution? (Choose two.)

A. The foreign key constraint will be enabled and DEFERRED.
B. The foreign key constraint will be disabled.
C. The primary key constraint will be enabled and DEFERRED.
D. The foreign key constraint will be enabled and IMMEDIATE.
E. The primary key constraint will be enabled and IMMEDIATE.

Question #5
No-user-defined locks are used in your database.
Which three are true about Transaction Control Language (TCL)?

A. ROLLBACK TO SAVEPOINT undoes the transaction's changes made since the named savepoint and then ends the transaction.
B. COMMIT ends the transaction and makes all its changes permanent.
C. ROLLBACK without the TO SAVEPOINT clause undoes all the transaction's changes but does not release its locks.
D. ROLLBACK without the TO SAVEPOINT clause undoes all the transaction's changes but does not erase its savepoints.
E. ROLLBACK without the TO SAVEPOINT clause undoes all the transaction's changes, releases its locks and erases its savepoints.
F. COMMIT erases all the transaction's savepoints and releases its locks.

Solutions: