In a registration database,Ross has tables for student,professor,classroom,class,class-hour.Since his campus has about 12,000 students,when he runs queries about what student is in what class,taught by what professor in what classroom at which hour,the DBMS software will have to perform many _________
A)Axes
B)Parallels
C)Concretes
D)Joins
E)Enrolls

Question

Quizplus · Accepted Answer

In order to query what student is in what class, taught by what professor in what classroom at which hour, the database will need to join the tables for student, professor, classroom, class, and class-hour. Joins are used to combine data from multiple tables based on corresponding columns.

In a Registration Database,Ross Has Tables for Student,professor,classroom,class,class-Hour