Question 484 Consider the query : SELECT student_name FROM students WHERE class_name=(SELECT class_name FROM students WHERE math_marks=100); what will be the output ? A the list […]
Question 569 In DML, RECONNCT command cannot be used with A OPTIONAL Set B FIXED Set C MANDATOR Set D All of the above Database-Management-SystemSQLUGC NET […]
Question 572 Database systems that store each relation in a separate operating system file may use the operating system’s authorization scheme, instead of defining a special […]