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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. What is the output of the following query?
SELECT CURRENT_DATE FROM dual;

A) The current date in the database time zone
B) The current date in the session time zone
C) The current date and time in UTC
D) The current date and time in the database time zone

2. What type of join does the following query perform?
SELECT *
FROM employees e, departments d
WHERE e.department_id = d.department_id;

A) NATURAL JOIN
B) OUTER JOIN
C) EQUI JOIN
D) CROSS JOIN

3. What does the following SQL statement do?
SELECT e.employee_id, d.department_name
FROM employees e
JOIN departments d ON e.department_id = d.department_id;

A) Retrieves only employees without departments
B) Retrieves all employees and their departments
C) Retrieves only departments with no employees
D) Retrieves employees and departments with matching department_id

4. Which command revokes a user's privilege to update a table?

A) REMOVE UPDATE ON table_name FROM user_name;
B) DELETE UPDATE ON table_name FROM user_name;
C) REVOKE UPDATE ON table_name FROM user_name;
D) DENY UPDATE ON table_name FROM user_name;

5. Which SET operator returns rows from the first query that are not present in the second query?

A) MINUS
B) INTERSECT
C) UNION ALL
D) UNION

Solutions: