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Oracle 1Z0-171 Exam Syllabus Topics:

Section	Objectives
Relational Database Concepts	- Database fundamentals and relational model 1. Tables, rows, columns, and keys 2. Entity relationships and normalization basics
Data Definition Language (DDL)	- Schema objects 1. Views and indexes 2. Tables and constraints
Data Manipulation Language (DML)	- Insert, Update, Delete operations 1. Transaction control (COMMIT, ROLLBACK) 2. Data integrity considerations
Retrieving Data Using SQL	- SELECT statements 1. Filtering with WHERE clause 2. Column selection and expressions 3. Sorting results with ORDER BY - Joins and Subqueries 1. Correlated and non-correlated subqueries 2. Inner and outer joins
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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Oracle Database 23ai SQL Associate Sample Questions (Q17-Q22):

NEW QUESTION # 17
What will the following query do?
SELECT employee_id, salary
FROM employees
WHERE salary > (SELECT AVG(salary) FROM employees);

A. Return employees with a salary below the average salary
B. Return employees with a salary equal to the average salary
C. Return employees with a salary above the average salary
D. Return all employees and their salaries

Answer: C

NEW QUESTION # 18
What is a sequence in Oracle Database?

A. A type of index used for sorting rows
B. A predefined set of SQL queries executed in order
C. A database object that generates a series of unique numeric values
D. A list of numbers stored in a table

Answer: C

NEW QUESTION # 19
Which type of join includes rows that do not have matching values in the joined table?

A. OUTER JOIN
B. INNER JOIN
C. SELF JOIN
D. CROSS JOIN

Answer: A

NEW QUESTION # 20
What is the relationship between SQL and a relational database?

A. SQL is used to create flat file databases.
B. SQL is a scripting language used for file manipulation.
C. SQL is a file system used to store relational database data.
D. SQL is a standard query language used to interact with relational databases

Answer: D

NEW QUESTION # 21
Which clause is used to allow a user to grant a privilege to others?

A. WITH GRANT OPTION
B. WITH SHARE OPTION
C. WITH ADMIN OPTION
D. WITH SELECT OPTION

Answer: A

NEW QUESTION # 22
......

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