Question: uppose that we have two relationsStudent ( StudentID , StudentName, DegreeScheme ) Enrollment ( StudentID , ModuleID, Year ) and the following query:Select count (

uppose that we have two relationsStudent(StudentID, StudentName, DegreeScheme)Enrollment(StudentID, ModuleID, Year)and the following query:Select count (*)From Student, EnrollmentWhere (Student.DegreeScheme =ComputingOr Student.DegreeScheme =Accounting)And Student.StudentID = Enrollment.StudentID;i. Explain how a bitmap index may be used to speed upthe execution of this query.

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