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Oracle 1Z0-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. Which SQL keyword is used to remove duplicate rows from the result set of a query?

A) DISTINCTROW
B) UNIQUE
C) DISTINCT
D) ONLY

2. What is a role in Oracle Database?

A) A database object used to enforce constraints
B) A predefined SQL statement stored in the database
C) A set of privileges that can be granted to users or other roles
D) A user-defined function

3. Which of the following best describes a relational database?

A) A flat file system with no defined relationships between data
B) A database that uses a tabular structure with rows and columns to represent relationships between data entities
C) A database that organizes data hierarchically
D) A database where all data is stored as key-value pairs

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

5. Which SQL function calculates the number of months between two dates?
Response:

A) DATE_CALC
B) MONTHS_BETWEEN
C) TIME_DIFF
D) DATE_DIFF

Solutions: