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Oracle 1Z0-171 Exam Overview:
| Certification Vendor: | Oracle |
| Exam Name: | Oracle Database 23ai SQL Associate |
| Exam Number: | 1Z0-171 |
| Exam Duration: | 120 minutes |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple Choice |
| Passing Score: | 65% |
| Exam Price: | $245 USD |
| Available Languages: | English, Japanese, Simplified Chinese |
| Real Exam Qty: | 60 |
| Recommended Training: | Oracle AI Database SQL Associate Training |
| Exam Registration: | Oracle University Registration Pearson VUE Scheduling |
| Sample Questions: | Oracle 1Z0-171 Sample Questions |
| Exam Way: | Online proctored or onsite testing at Pearson VUE centers |
| Pre Condition: | No mandatory prerequisites; basic computer skills and familiarity with command-line interfaces recommended |
| Official Syllabus URL: | https://education.oracle.com/oracle-database-23ai-sql-associate/pexam_1Z0-171 |
Oracle 1Z0-171 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Relational Database Concepts | 5% | - SQL SELECT clauses and ERD components - Relational database theoretical and physical aspects - Relationship between database and SQL |
| Topic 2: DDL for Tables and Relationships | 15% | - TRUNCATE TABLE statement - Views management - Constraints management - Drop columns, set unused columns - Table structure, columns, data types - CREATE TABLE statement - Temporary and external tables |
| Topic 3: Managing Tables with DML | 5% | - INSERT, UPDATE, DELETE operations - Transaction management and control - Multi-table INSERT and MERGE statements |
| Topic 4: Managing Indexes, Synonyms, Sequences | 5% | - Create and manage sequences - Create and manage synonyms - Create and manage indexes |
| Topic 5: Using Functions | 25% | - ROUND, TRUNC, MOD functions - Group functions and grouping data - Character functions for string manipulation - TO_CHAR, TO_NUMBER, TO_DATE conversion functions - Date arithmetic and date functions - NVL, NULLIF, COALESCE functions - Restricting group results - Data type conversion: implicit and explicit - Nested functions |
| Topic 6: Using Subqueries | 5% | - Single-row and multi-row subqueries - Correlated subqueries for update and delete |
| Topic 7: Data Dictionary and Time Zones | 5% | - INTERVAL data types - Using data dictionary views - CURRENT_DATE, CURRENT_TIMESTAMP, LOCALTIMESTAMP |
| Topic 8: Displaying Data from Multiple Tables | 10% | - Cartesian products - Different types of joins: equijoin, non-equijoin, outer join, self-join |
| Topic 9: Controlling User Access | 5% | - System vs object privileges - Granting privileges on tables - Roles creation and privilege assignment |
| Topic 10: Using SET Operators | 5% | - UNION, UNION ALL, INTERSECT, MINUS operators - Matching SELECT statements - Using ORDER BY with set operations |
| Topic 11: Retrieving and Sorting Data | 15% | - Limiting rows and substitution variables - Operator precedence rules - DEFINE and VERIFY commands - Sorting query results - Arithmetic expressions and NULL values - Operators, literals, DISTINCT keyword - Using SELECT statement and column aliases |
Oracle Database 23ai SQL Associate Sample Questions:
1. 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 equal to the average salary
B) Return all employees and their salaries
C) Return employees with a salary below the average salary
D) Return employees with a salary above the average salary
2. Which clause is used to allow a user to grant a privilege to others?
A) WITH ADMIN OPTION
B) WITH SELECT OPTION
C) WITH SHARE OPTION
D) WITH GRANT OPTION
3. Which command creates a new role in Oracle Database?
A) CREATE ROLE role_name;
B) ADD ROLE role_name;
C) CREATE NEW ROLE role_name;
4. Which Oracle SQL function returns the current date and time, including time zone information?
A) CURRENT_DATE
B) NOW
C) SYSDATE
D) CURRENT_TIMESTAMP
5. Which data dictionary view provides information about all tables accessible to the current user?
A) SESSION_TABLES
B) DBA_TABLES
C) USER_TABLES
D) ALL_TABLES
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: D |
By Aaron
