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Oracle 1Z1-171 Exam Syllabus Topics:

Section	Objectives
Topic 1: Data Definition Language (DDL)	- Schema objects 1. Views and indexes 2. Tables and constraints
Topic 2: Data Manipulation Language (DML)	- Insert, Update, Delete operations 1. Transaction control (COMMIT, ROLLBACK) 2. Data integrity considerations
Topic 3: 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 4: Relational Database Concepts	- Database fundamentals and relational model 1. Tables, rows, columns, and keys 2. Entity relationships and normalization basics
Topic 5: Advanced SQL Features	- Aggregations and grouping 1. GROUP BY and HAVING 2. Aggregate functions - 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 (Q107-Q112):

NEW QUESTION # 107
What does the NEXTVAL pseudocolumn do in SQL?

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

Answer: A

NEW QUESTION # 108
Which operator can be used in a multiple-row subquery to match a single value to a list of values?

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

Answer: B

NEW QUESTION # 109
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 is stored in external files.
C. It cannot have any constraints.
D. It is permanently stored in the database.

Answer: A

NEW QUESTION # 110
What is the purpose of the SAVEPOINT statement?

A. To set a point within a transaction to which a rollback can occur
B. To restart a transaction
C. To save changes permanently
D. To delete data temporarily

Answer: A

NEW QUESTION # 111
What is the purpose of the MERGE statement in SQL?

A. To join two tables into one
B. To update existing rows or insert new rows in a target table
C. To combine the results of two queries
D. To delete duplicate rows from a table

Answer: B

NEW QUESTION # 112
......

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