assigned a buddy from the second year. Each incoming class is exactly $60$ students.

Question $21$

Which one of the following is the proper ER Model for the Student Course management system?

Question $22$

Nerycarcuv:

Which one of the following is the proper Relational Data Model for the Student Course managment system?

Salact ans:

Student $|$sll$-.$ sfiname, sliname$|$

Course $[$CourselD$,$ courseName, Coursacredit$)$

O c$.$ Student $|$SID $,$ sfname, siname$,/$Cowssolb$/,/$buobloww$/)$

Cours $[$CourselD$,$ courselName, CoursaCredit,$/$siD$]$

Prerequisites $U$ CoursolD: $/$ARrocourseriD$)$

Course $($Coursel$1),$ courselName, Coursaciedit$)$