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Oracle 1Z1-171 Exam Syllabus Topics:

SectionObjectives
Topic 1: Relational Database Concepts- Database fundamentals and relational model
  • 1. Entity relationships and normalization basics
    • 2. Tables, rows, columns, and keys
      Topic 2: 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. Inner and outer joins
              • 2. Correlated and non-correlated subqueries
                Topic 3: 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
                        Topic 4: Data Definition Language (DDL)- Schema objects
                        • 1. Tables and constraints
                          • 2. Views and indexes
                            Topic 5: Data Manipulation Language (DML)- Insert, Update, Delete operations
                            • 1. Data integrity considerations
                              • 2. Transaction control (COMMIT, ROLLBACK)

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                                Oracle Database 23ai SQL Associate Sample Questions (Q22-Q27):

                                NEW QUESTION # 22
                                Which component of an ERD (Entity-Relationship Diagram) represents the attributes of an entity?

                                Answer: B


                                NEW QUESTION # 23
                                Which data dictionary view lists all indexes created by the current user?

                                Answer: A


                                NEW QUESTION # 24
                                How can you ensure that data is sorted in descending order in a SQL query?

                                Answer: C


                                NEW QUESTION # 25
                                What is the purpose of using external tables in Oracle Database?

                                Answer: B


                                NEW QUESTION # 26
                                What does the following SQL query do?
                                SELECT * FROM employees WHERE salary > 5000 ORDER BY department_id;

                                Answer: C


                                NEW QUESTION # 27
                                ......

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