Location: [CPSC 333] [Student Information Systems] [Version One] Data Dictionary for Version One (ERD and DFDs)
Name: abridged student info
Kind: H Type: ID number + name
Description: Used to define ``passed students'' and ``registered students''
Name: first name
Kind: At
Type: string
Description: A non-key attribute of Student
Name: ID number
Kind: At, DF
Type: integer
Description: A key attribute of Student; should be exactly eight digits long
Name: last name
Kind: At
Type: string
Description: A non-key attribute of Student
Name: middle initial
Kind: At
Type: character
Description: A non-key attribute of Student
Name: name
Kind: DF
Type: first name + middle initial + last name
Description:
Name: old info
Kind: DF
Type: { student }
Description: Report of student information being deleted from the system's data base
Name: passed students
Kind: DF
Type: { abridged student info }
Description: List of students who have passed the course, prepared for instructor
Name: registered students
Kind: DF Type: { abridged student info }
Description: List of student registered in the course, prepared for instructor
Name: status
Kind: At
Type: [ `registered' | `passed' ]
Description: A non-key attribute of Student
Name: status message
Kind: DF Type: string
Description: Used to inform instructor that a command has been executed successfully, or to report an error
Name: Student
Kind: E
Type: @ID number + first name + middle initial + last name + status
Description: Corresponds to students who are registered in or who have recently passed the course
Name: student
Kind: DF
Type: Student
Description:
Name: student info
Kind: DF
Type: student
Description: Report of student information supplied to instructor
Name: Students
Kind: DS
Type: { Student }
Description:
Name: students
Kind: DF
Type: { student }
Description:
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Location: [CPSC 333] [Student Information Systems] [Version One] Data Dictionary for Version One (ERD and DFDs)