Question 16
Consider the following table students:
Which of the following SQL queries will return the names of students who are 20 years old and have grade 'A'?
SELECT name FROM students WHERE age = 20 AND grade = 'A';
SELECT * FROM students WHERE age = 20 OR grade = 'A';
SELECT name FROM students WHERE students.age = 20 AND grade = 'A';
SELECT name FROM students WHERE student.grade = 'A' OR student.age = 20;