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Oracle 1Z1-171 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Managing Tables with DML | 5% | - Transaction management and control - Multi-table INSERT and MERGE statements - INSERT, UPDATE, DELETE operations |
| Topic 2: Managing Indexes, Synonyms, Sequences | 5% | - Create and manage indexes - Create and manage synonyms - Create and manage sequences |
| Topic 3: Displaying Data from Multiple Tables | 10% | - Different types of joins: equijoin, non-equijoin, outer join, self-join - Cartesian products |
| Topic 4: DDL for Tables and Relationships | 15% | - Table structure, columns, data types - Temporary and external tables - CREATE TABLE statement - Views management - TRUNCATE TABLE statement - Drop columns, set unused columns - Constraints management |
| Topic 5: Using SET Operators | 5% | - Using ORDER BY with set operations - Matching SELECT statements - UNION, UNION ALL, INTERSECT, MINUS operators |
| Topic 6: Using Functions | 25% | - Character functions for string manipulation - Date arithmetic and date functions - NVL, NULLIF, COALESCE functions - Group functions and grouping data - TO_CHAR, TO_NUMBER, TO_DATE conversion functions - ROUND, TRUNC, MOD functions - Data type conversion: implicit and explicit - Restricting group results - Nested functions |
| Topic 7: Controlling User Access | 5% | - System vs object privileges - Granting privileges on tables - Roles creation and privilege assignment |
| Topic 8: Relational Database Concepts | 5% | - Relational database theoretical and physical aspects - Relationship between database and SQL - SQL SELECT clauses and ERD components |
| Topic 9: Data Dictionary and Time Zones | 5% | - Using data dictionary views - INTERVAL data types - CURRENT_DATE, CURRENT_TIMESTAMP, LOCALTIMESTAMP |
| Topic 10: Retrieving and Sorting Data | 15% | - DEFINE and VERIFY commands - Arithmetic expressions and NULL values - Using SELECT statement and column aliases - Limiting rows and substitution variables - Operator precedence rules - Operators, literals, DISTINCT keyword - Sorting query results |
| Topic 11: Using Subqueries | 5% | - Correlated subqueries for update and delete - Single-row and multi-row subqueries |
Oracle Database 23ai SQL Associate Sample Questions:
1. Which type of join returns all rows from the left table, even if there are no matches in the right table?
A) INNER JOIN
B) FULL OUTER JOIN
C) LEFT OUTER JOIN
D) RIGHT OUTER JOIN
2. Which of the following ensures that a relational database enforces data integrity?
A) Indexes on all columns
B) Hierarchical data organization
C) Constraints such as primary keys, foreign keys, and unique constraints
D) Redundant data storage
3. Which of the following SQL commands retrieves data from a relational database?
A) INSERT
B) DELETE
C) SELECT
D) UPDATE
4. Which SQL keyword is used to define a substitution variable in a SQL statement?
A) SET
B) DEFINE
C) VAR
D) SUBSTITUTION
5. Which SQL function converts a string representation of a date into a date data type?
A) CONVERT_TO_DATE
B) CAST_TO_DATE
C) DATE_CONVERT
D) TO_DATE
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: D |
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