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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. 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;

2. What does the following SQL query return?
SELECT employee_id, salary * 12 AS annual_salary FROM employees;

A) Salaries multiplied by 12 and stored in a new table
B) Employee IDs and their annual salaries
C) Only employees with salaries greater than 12
D) Monthly salaries of all employees

3. Which SQL keyword is used to define a substitution variable in a SQL statement?

A) DEFINE
B) VAR
C) SET
D) SUBSTITUTION

4. Which of the following is true about foreign key constraints in SQL?

A) They ensure that a column only contains NULL values.
B) They define a relationship between two tables.
C) They enforce the uniqueness of values in a column.

5. What does the following SQL query do?
SELECT *
FROM employees e
JOIN employees m ON e.manager_id = m.employee_id;

A) Lists employees who are not managers
B) Lists employees who are managers
C) Lists employees and their corresponding managers
D) Lists employees without departments

Solutions: