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Oracle 1Z1-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. Which INTERVAL data type would you use to store a period of time in years and months?

A) INTERVAL MINUTE TO HOUR
B) INTERVAL YEAR TO MONTH
C) INTERVAL MONTH TO DAY
D) INTERVAL DAY TO SECOND

2. What happens when a unique index is created on a table column?

A) The column data type is converted to a primary key.
B) The column values are automatically encrypted.
C) The column cannot contain duplicate values.
D) The column can only contain NULL values.

3. What will the following query result in?
SELECT e.employee_id, e.manager_id
FROM employees e
WHERE e.manager_id IS NOT NULL;

A) Employees who do not have managers
B) Employees who have managers
C) Employees and their managers' IDs
D) All employees and their IDs

4. Which command can be used to rename a table in Oracle Database?

A) MODIFY TABLE NAME
B) ALTER TABLE RENAME
C) RENAME TABLE
D) RENAME

5. Which function returns the current system date and time in the database session's time zone?

A) SYSDATE
B) LOCAL_TIME
C) CURRENT_TIMESTAMP
D) SYSTEM_TIME

Solutions: