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Oracle 1Z0-171 Exam Syllabus Topics:

Oracle Database 23ai SQL Associate Sample Questions:

1. Which clause is used to allow a user to grant a privilege to others?

A) WITH GRANT OPTION
B) WITH SHARE OPTION
C) WITH SELECT OPTION
D) WITH ADMIN OPTION

2. What does the following SQL statement do?
ALTER TABLE employees DROP COLUMN salary;

A) Deletes the employees table
B) Drops the salary column from the employees table
C) Sets the salary column to NULL for all rows
D) Removes duplicate rows from the employees table

3. Which of the following is a valid reason to create a synonym?

A) To provide simplified and consistent access to an object
B) To enforce unique constraints on a table
C) To improve query performance
D) To automatically generate numeric values for a column

4. What is required for the queries combined by a SET operator to work correctly?

A) The tables must be joined using a primary key.
B) The result sets must have the same number of columns and compatible data types.
C) Both queries must include the WHERE clause.
D) Both queries must use the GROUP BY clause.

5. What will the following SQL statement output?
SELECT first_name || ' ' || last_name AS full_name FROM employees;

A) Only the first names of employees
B) Concatenated first and last names with spaces in between
C) Concatenated first and last names without spaces
D) A syntax error

Solutions: