Question $4[12$ marks$]$

Imagine you are designing a relational database for a university's student information

system. The system needs to store information about students, courses, professors,

and the enrolment of students in various courses.

Fictitious scenario

$4\mathrm{.}1$ Explain the relational database advantages in terms of data integrity, data

security, and Data Independence.

$(4$x$3=12)$