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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. Which component of an ERD (Entity-Relationship Diagram) represents the attributes of an entity?

A) Diamonds
B) Arrows
C) Rectangles
D) Ovals

2. Which of the following SET operators combines results from two queries and removes duplicates?

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

3. Which command creates a new role in Oracle Database?

A) CREATE NEW ROLE role_name;
B) CREATE ROLE role_name;
C) ADD ROLE role_name;

4. What does the following query return?
SELECT department_id FROM departments
INTERSECT
SELECT department_id FROM employees;

A) All department IDs from the departments table
B) Department IDs that exist in both the departments and employees tables
C) Department IDs that exist only in the employees table
D) All department IDs from the employees table

5. What is the purpose of the SAVEPOINT statement?

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

Solutions: