Looking to Advance Your Oracle Career? Try Oracle 1Z1-171 Exam Questions

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Oracle 1Z1-171 Exam Syllabus Topics:

SectionObjectives
Topic 1: Data Manipulation Language (DML)- Insert, Update, Delete operations
  • 1. Transaction control (COMMIT, ROLLBACK)
    • 2. Data integrity considerations
      Topic 2: Advanced SQL Features- Set operators and functions
      • 1. Single-row and group functions
        • 2. UNION, INTERSECT, MINUS
          - Aggregations and grouping
          • 1. Aggregate functions
            • 2. GROUP BY and HAVING
              Topic 3: Retrieving Data Using SQL- Joins and Subqueries
              • 1. Inner and outer joins
                • 2. Correlated and non-correlated subqueries
                  - SELECT statements
                  • 1. Column selection and expressions
                    • 2. Sorting results with ORDER BY
                      • 3. Filtering with WHERE clause
                        Topic 4: Relational Database Concepts- Database fundamentals and relational model
                        • 1. Entity relationships and normalization basics
                          • 2. Tables, rows, columns, and keys
                            Topic 5: Data Definition Language (DDL)- Schema objects
                            • 1. Views and indexes
                              • 2. Tables and constraints

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                                1Z1-171 Passing Score | Exam 1Z1-171 Passing Score

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                                Oracle Database 23ai SQL Associate Sample Questions (Q53-Q58):

                                NEW QUESTION # 53
                                What is a SELF JOIN in SQL?

                                Answer: B


                                NEW QUESTION # 54
                                What is the result of the following SQL query?
                                SELECT COALESCE(NULL, 100, 200) AS result FROM dual;

                                Answer: B


                                NEW QUESTION # 55
                                What does the EXISTS operator check in a subquery?

                                Answer: C


                                NEW QUESTION # 56
                                What is the result of the following query?
                                SELECT employee_id
                                FROM employees
                                WHERE EXISTS (SELECT 1 FROM departments WHERE department_id = 10);

                                Answer: C


                                NEW QUESTION # 57
                                What is the default order of evaluation when multiple SET operators are used in a query?

                                Answer: A


                                NEW QUESTION # 58
                                ......

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