Oracle 1Z1-171 : Oracle Database 23ai SQL Associate

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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. Which statement can be used to undo changes made in a transaction?

A) COMMIT
B) MERGE
C) SAVEPOINT
D) ROLLBACK

2. What will the following SQL query do?
UPDATE employees
SET salary = salary * 1.1
WHERE department_id = 10;

A) Decrease the salary of employees in department 10 by 10%
B) Increase the salary of all employees by 10%
C) Increase the salary of employees in department 10 by 10%
D) Set the salary to 1.1 for employees in department 10

3. The column data type is converted to a primary key.

A) CREATE INDEX
B) CREATE SEQUENCE
C) CREATE ALIAS
D) CREATE SYNONYM

4. What is the purpose of using external tables in Oracle Database?

A) To improve the performance of complex queries
B) To store backup copies of database tables
C) To create temporary tables for session-specific data
D) To manage data stored in external files using SQL

5. Which SQL keyword is used to remove duplicate rows from the result set of a query?

A) UNIQUE
B) DISTINCT
C) ONLY
D) DISTINCTROW

Solutions: