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Oracle 1Z1-171 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Using Set Operators | - Use UNION, UNION ALL, INTERSECT, and MINUS operators |
| Topic 2: Using SQL Functions | - Use character, number, and date functions in SELECT statements - Use conversion functions |
| Topic 3: Using Joins | - Use cross joins - Use self-joins - Use outer joins (LEFT, RIGHT, FULL) - Use equijoins and non-equijoins |
| Topic 4: Using DDL Statements | - Create and manage views - Create and manage constraints - Create and manage sequences - Create and manage indexes - Create and manage tables |
| Topic 5: Controlling User Access | - Grant and revoke privileges - Differentiate system privileges from object privileges - Create and manage roles |
| Topic 6: Using SELECT Statements | - Use the WHERE clause to restrict rows - Use the FETCH clause to limit rows returned - Execute a basic SELECT statement - Use the ORDER BY clause to sort rows |
| Topic 7: Using DML Statements | - Delete rows from a table - Insert rows into a table - Control transactions - Update rows in a table - Use the MERGE statement |
| Topic 8: Using Subqueries | - Use correlated subqueries - Use multiple-row subqueries - Use single-row subqueries |
Oracle Database 23ai SQL Associate Sample Questions:
1. Which data dictionary view lists all indexes created by the current user?
A) USER_INDEXES
B) INDEX_LIST
C) DBA_INDEXES
D) ALL_INDEXES
2. Which of the following can be achieved using a correlated subquery?
A) Joining two tables without a common column
B) Retrieving duplicate records from a single table
C) Inserting data into a table
D) Comparing each employee's salary to the average salary of their department
3. Which data dictionary view provides information about all tables accessible to the current user?
A) ALL_TABLES
B) USER_TABLES
C) DBA_TABLES
D) SESSION_TABLES
4. Which SQL statement is used to create a table?
A) INSERT
B) ADD TABLE
C) ALTER TABLE
D) CREATE TABLE
5. What is a role in Oracle Database?
A) A user-defined function
B) A predefined SQL statement stored in the database
C) A set of privileges that can be granted to users or other roles
D) A database object used to enforce constraints
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: C |
