Oracle Database 23ai SQL Associate - 1Z0-171 Exam Practice Test
Which function returns the current system date and time in the database session's time zone?
Correct Answer: A
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What is the result of the following query?
SELECT employee_id
FROM employees
WHERE EXISTS (SELECT 1 FROM departments WHERE department_id = 10);
SELECT employee_id
FROM employees
WHERE EXISTS (SELECT 1 FROM departments WHERE department_id = 10);
Correct Answer: C
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Which data dictionary view provides information about all tables accessible to the current user?
Correct Answer: D
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What happens when a temporary table is created in Oracle Database?
Correct Answer: A
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Which SQL function converts a string representation of a date into a date data type?
Correct Answer: B
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Which clause in a SQL SELECT statement is used to define the columns to be retrieved?
Correct Answer: A
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