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Oracle 1Z0-171 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Using DDL Statements | - Create and manage tables - Create and manage views - Create and manage constraints - Create and manage indexes - Create and manage sequences |
| Using SQL Functions | - Use character, number, and date functions in SELECT statements - Use conversion functions |
| Controlling User Access | - Create and manage roles - Differentiate system privileges from object privileges - Grant and revoke privileges |
| Using Subqueries | - Use correlated subqueries - Use multiple-row subqueries - Use single-row subqueries |
| Using SELECT Statements | - Execute a basic SELECT statement - Use the WHERE clause to restrict rows - Use the ORDER BY clause to sort rows - Use the FETCH clause to limit rows returned |
| Using Set Operators | - Use UNION, UNION ALL, INTERSECT, and MINUS operators |
| Using DML Statements | - Insert rows into a table - Update rows in a table - Control transactions - Use the MERGE statement - Delete rows from a table |
| Using Joins | - Use outer joins (LEFT, RIGHT, FULL) - Use self-joins - Use equijoins and non-equijoins - Use cross joins |
Oracle Database 23ai SQL Associate Sample Questions:
Question 1
Which function is used to extract the year from a date in SQL?
A. GET_YEAR(date)
B. EXTRACT(YEAR FROM date)
C. YEAR(date)
D. TO_YEAR(date)
Question 2
Which SQL JOIN keyword retrieves all rows from both tables, including those without matches?
A. CROSS
B. LEFT
C. RIGHT
D. FULL OUTER JOIN
Question 3
What is the relationship between SQL and a relational database?
A. SQL is used to create flat file databases.
B. SQL is a file system used to store relational database data.
C. SQL is a standard query language used to interact with relational databases
D. SQL is a scripting language used for file manipulation.
Question 4
What does the following query return?
SELECT employee_id
FROM employees
WHERE department_id IN (SELECT department_id FROM departments WHERE location_id = 1000);
A. Employees working in location ID 1000
B. Employees with no department
C. Employees with salaries greater than 1000
D. Departments located in location ID 1000
Question 5
What does the INTERSECT operator do in SQL?
A. Combines all rows from two queries without any conditions
B. Returns rows from the first query that are not present in the second query
C. Combines rows from two queries and includes all duplicates
D. Returns rows that are present in both queries
Solutions:
| Question 1 Answer: B | Question 2 Answer: D | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: D |
Elroy 
Zona 
Hugo 
Sigrid 
Bancroft 
Zachary 
Alice 
Barlow 
Nancy 
Marsh 
Honey 
Miriam 
Marian 
Hulda 
Marico 
Spencer 
Lennon 
