Free PDF Quiz 2026 Oracle Fantastic 1Z0-171: Reliable Oracle Database 23ai SQL Associate Exam Questions

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Oracle 1Z0-171 Exam Syllabus Topics:

Section	Objectives
Topic 1: Retrieving Data Using SQL	- SELECT statements 1. Sorting results with ORDER BY 2. Column selection and expressions 3. Filtering with WHERE clause - Joins and Subqueries 1. Correlated and non-correlated subqueries 2. Inner and outer joins
Topic 2: Data Definition Language (DDL)	- Schema objects 1. Views and indexes 2. Tables and constraints
Topic 3: Relational Database Concepts	- Database fundamentals and relational model 1. Entity relationships and normalization basics 2. Tables, rows, columns, and keys
Topic 4: Advanced SQL Features	- Aggregations and grouping 1. Aggregate functions 2. GROUP BY and HAVING - Set operators and functions 1. UNION, INTERSECT, MINUS 2. Single-row and group functions
Topic 5: Data Manipulation Language (DML)	- Insert, Update, Delete operations 1. Transaction control (COMMIT, ROLLBACK) 2. Data integrity considerations

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Oracle Database 23ai SQL Associate Sample Questions (Q104-Q109):

NEW QUESTION # 104
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.

Answer: B

NEW QUESTION # 105
What happens when the TRUNCATE TABLE statement is executed?

A. Deletes the table structure permanently
B. Deletes all rows in the table without logging the operation for rollback
C. Deletes all rows in the table and logs the operation for rollback
D. Deletes only the last row in the table

Answer: B

NEW QUESTION # 106
What is the purpose of the DBA_OBJECTS data dictionary view?

A. To list all users in the database
B. To show the current session details
C. To provide information about all objects in the database
D. To monitor system performance

Answer: C

NEW QUESTION # 107
What will the following query do?
DELETE FROM employees
WHERE department_id = 20;

A. Raise an error because DELETE cannot use a WHERE clause
B. Delete the department_id column in the employees table
C. Delete all rows where department_id is 20
D. Delete all rows in the employees table

Answer: C

NEW QUESTION # 108
What is the output of the following query?
SELECT CURRENT_DATE FROM dual;

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

Answer: A

NEW QUESTION # 109
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