2026 100% Free 1Z1-171–Useful 100% Free Standard Answers | Oracle Database 23ai SQL Associate Reliable Dumps Sheet

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Oracle 1Z1-171 Exam Syllabus Topics:

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

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Free PDF Quiz Oracle - 1Z1-171 - Oracle Database 23ai SQL Associate –Trustable Standard Answers

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Oracle Database 23ai SQL Associate Sample Questions (Q15-Q20):

NEW QUESTION # 15
What does the following SQL query return?
SELECT employee_id, salary * 12 AS annual_salary FROM employees;

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

Answer: A

NEW QUESTION # 16
What is the difference between UNION and UNION ALL?

A. UNION includes all rows, while UNION ALL removes duplicates.
B. UNION removes duplicates, while UNION ALL includes all rows, including duplicates.
C. UNION works with subqueries, while UNION ALL does not.
D. UNION combines columns, while UNION ALL combines rows.

Answer: B

NEW QUESTION # 17
Which component of an ERD (Entity-Relationship Diagram) represents the attributes of an entity?

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

Answer: D

NEW QUESTION # 18
What happens when a temporary table is created in Oracle Database?

A. It is created for the duration of a user session or transaction.
B. It cannot have any constraints.
C. It is stored in external files.
D. It is permanently stored in the database.

Answer: A

NEW QUESTION # 19
Which SQL clause can be used in Oracle to limit the number of rows returned?

A. WHERE
B. GROUP BY
C. FETCH FIRST n ROWS ONLY
D. DISTINCT

Answer: C

NEW QUESTION # 20
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