2026 1Z0-171 Instant Access - Oracle Oracle Database 23ai SQL Associate - High Pass-Rate Valid 1Z0-171 Test Answers

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Oracle 1Z0-171 Exam Syllabus Topics:

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

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Oracle Database 23ai SQL Associate Sample Questions (Q94-Q99):

NEW QUESTION # 94
Which operator can be used in a multiple-row subquery to match a single value to a list of values?

A. =
B. IN
C. NOT NULL
D. EXISTS

Answer: B

NEW QUESTION # 95
Which SQL JOIN keyword retrieves all rows from both tables, including those without matches?

A. RIGHT
B. CROSS
C. LEFT
D. FULL OUTER JOIN

Answer: D

NEW QUESTION # 96
Which SQL clause can be used in Oracle to limit the number of rows returned?

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

Answer: B

NEW QUESTION # 97
Which clause in a SQL SELECT statement is used to define the columns to be retrieved?

A. WHERE
B. SELECT
C. FROM
D. GROUP BY

Answer: B

NEW QUESTION # 98
What will the following query result in?
SELECT e.employee_id, e.manager_id
FROM employees e
WHERE e.manager_id IS NOT NULL;

A. Employees who do not have managers
B. Employees and their managers' IDs
C. Employees who have managers
D. All employees and their IDs

Answer: C

NEW QUESTION # 99
......

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