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Oracle 1Z1-171 Exam Syllabus Topics:

Section	Objectives
Data Manipulation Language (DML)	- Insert, Update, Delete operations 1. Data integrity considerations 2. Transaction control (COMMIT, ROLLBACK)
Relational Database Concepts	- Database fundamentals and relational model 1. Entity relationships and normalization basics 2. Tables, rows, columns, and keys
Advanced SQL Features	- Set operators and functions 1. UNION, INTERSECT, MINUS 2. Single-row and group functions - Aggregations and grouping 1. GROUP BY and HAVING 2. Aggregate functions
Retrieving Data Using SQL	- SELECT statements 1. Column selection and expressions 2. Filtering with WHERE clause 3. Sorting results with ORDER BY - Joins and Subqueries 1. Inner and outer joins 2. Correlated and non-correlated subqueries
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 (Q96-Q101):

NEW QUESTION # 96
What does the NEXTVAL pseudocolumn do in SQL?

A. Deletes the sequence from the database
B. Resets the sequence to its starting value
C. Retrieves the current value of a sequence without incrementing it
D. Retrieves the next value in a sequence and increments the sequence

Answer: D

NEW QUESTION # 97
Which data dictionary view provides information about all tables accessible to the current user?

A. ALL_TABLES
B. DBA_TABLES
C. USER_TABLES
D. SESSION_TABLES

Answer: A

NEW QUESTION # 98
The column data type is converted to a primary key.

A. CREATE ALIAS
B. CREATE INDEX
C. CREATE SEQUENCE
D. CREATE SYNONYM

Answer: D

NEW QUESTION # 99
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

Answer: C

NEW QUESTION # 100
Which command creates a new role in Oracle Database?

A. CREATE NEW ROLE role_name;
B. ADD ROLE role_name;
C. CREATE ROLE role_name;

Answer: C

NEW QUESTION # 101
......

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