Oracle 1Z0-171

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

2. How can you ensure that data is sorted in descending order in a SQL query?

A) Use the DISTINCT keyword
B) Use the ASC keyword
C) Use the ORDER keyword
D) Use the DESC keyword

3. Which command grants a user the ability to query data from a specific table?

A) ALLOW SELECT ON table_name TO user_name;
B) GRANT SELECT ON table_name TO user_name;
C) ENABLE SELECT ON table_name TO user_name;
D) GRANT ALL ON table_name TO user_name;

4. What is the purpose of the SAVEPOINT statement?

A) To restart a transaction
B) To set a point within a transaction to which a rollback can occur
C) To save changes permanently
D) To delete data temporarily

5. Which of the following ensures that a relational database enforces data integrity?

A) Redundant data storage
B) Hierarchical data organization
C) Indexes on all columns
D) Constraints such as primary keys, foreign keys, and unique constraints

Solutions: