The ____ attribute(s)make up the primary key in the table definition: CLASS (CRS_CODE,CLASS_SECTION,CLASS_TIME,CLASS_ROOM,PROF_NUM)
A) CRS_CODE
B) CLASS_SECTION
C) CRS_CODE and CLASS_SECTION
D) There is no primary key

Question

Quizplus · Accepted Answer

In the table definition, the attributes CRS_CODE and CLASS_SECTION are both listed as part of the primary key, indicating that they must be used in combination to uniquely identify each record in the table. Therefore, the correct choice(s) is C.

The ____ Attribute(s)make Up the Primary Key in the Table