Table 1-1 shows example metadata for a set of data items. Identify three other columns for these data (i.e., three other metadata characteristics for the listed attributes) and complete the entries of the table in Table 1-1 for these three additional columns.

TABLE 1-1 Data Item Name Course Section Semester Name ID Major GPA Example Metadata for Class Roster Metadata Type Alphanumeric Integer Alphanumeric Alphanumeric Integer Alphanumeric Length Mn MaDescription Source Academic Unit Registrar Registrar Student IS Student IS Student IS Academic Unit 30 Course ID and name Section number Semester and year Student name Student ID (SSN) Student major Student grade point average 10 30 4 0.0 4.0