public List <Coursesrb> Getallcourse()
        {
            CourseGatewaysrb aCourseGatewaysrb = new CourseGatewaysrb();
            List <Coursesrb> courses           = aCourseGatewaysrb.Getallcourse();

            return(courses);
        }
        public List <Studentsinfosrb> GetStudents(int batch, int courseid)
        {
            CourseGatewaysrb       aCourseGatewaysrb = new CourseGatewaysrb();
            List <Studentsinfosrb> students          = new List <Studentsinfosrb>();

            students = aCourseGatewaysrb.GetStudent(batch, courseid);
            return(students);
        }