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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. What does the following SQL query do?
SELECT * FROM employees WHERE salary > 5000 ORDER BY department_id;

A) Retrieves all employees with a salary greater than 5000, sorted by department ID in ascending order
B) Retrieves all employees with a salary greater than 5000, sorted by salary in ascending order
C) Retrieves all employees, sorted by department ID
D) Retrieves employees with salary less than 5000, sorted by department ID

2. Which type of join includes rows that do not have matching values in the joined table?

A) SELF JOIN
B) OUTER JOIN
C) INNER JOIN
D) CROSS JOIN

3. Which clause in an UPDATE statement typically uses a subquery to assign values to columns?

A) SET
B) WHERE
C) FROM
D) HAVING

4. What happens when the maximum value of a sequence is reached?

A) The sequence starts decrementing values.
B) The sequence resets to the starting value if the CYCLE option is specified.
C) The sequence stops generating values.
D) An error is raised, and the sequence must be recreated.

5. What is the purpose of using external tables in Oracle Database?

A) To store backup copies of database tables
B) To improve the performance of complex queries
C) To create temporary tables for session-specific data
D) To manage data stored in external files using SQL

Solutions: