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Oracle 1Z0-171 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Relational Database Concepts | - Database fundamentals and relational model
- 1. Tables, rows, columns, and keys
- 2. Entity relationships and normalization basics
|
| Topic 2: Data Definition Language (DDL) | - Schema objects
- 1. Tables and constraints
- 2. Views and indexes
|
| Topic 3: Advanced SQL Features | - Set operators and functions
- 1. Single-row and group functions
- 2. UNION, INTERSECT, MINUS
- Aggregations and grouping
- 1. GROUP BY and HAVING
- 2. Aggregate functions
|
| Topic 4: Data Manipulation Language (DML) | - Insert, Update, Delete operations
- 1. Data integrity considerations
- 2. Transaction control (COMMIT, ROLLBACK)
|
| Topic 5: Retrieving Data Using SQL | - Joins and Subqueries
- 1. Inner and outer joins
- 2. Correlated and non-correlated subqueries
- SELECT statements
- 1. Filtering with WHERE clause
- 2. Column selection and expressions
- 3. Sorting results with ORDER BY
|
Oracle Database 23ai SQL Associate Sample Questions:
1. Which type of INSERT statement allows inserting rows into multiple tables using a single SELECT query?
A) Insert rows into multiple tables without conditions
B) Insert rows into a single table based on values in other tables
C) Insert rows into multiple tables simultaneously
D) Insert rows into a table only when a condition is met
2. Which SQL keyword is used to remove duplicate rows from the result set of a query?
A) DISTINCT
B) DISTINCTROW
C) ONLY
D) UNIQUE
3. Which of the following is an example of an object privilege?
A) CREATE TABLE
B) ALTER USER
C) DROP DATABASE
D) SELECT ON table_name
4. Which command revokes a user's privilege to update a table?
A) DENY UPDATE ON table_name FROM user_name;
B) REVOKE UPDATE ON table_name FROM user_name;
C) DELETE UPDATE ON table_name FROM user_name;
D) REMOVE UPDATE ON table_name FROM user_name;
5. Which SQL function calculates the number of months between two dates?
Response:
A) TIME_DIFF
B) DATE_DIFF
C) MONTHS_BETWEEN
D) DATE_CALC
Solutions:
Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: C |