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BIS 245 WEEK 3 ILAB VISIO ERD STUDY GUIDE 2026 QUESTIONS WITH SOLUTIONS GRADED A+

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BIS 245 WEEK 3 ILAB VISIO ERD STUDY GUIDE 2026 QUESTIONS WITH SOLUTIONS GRADED A+

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BIS 245 WEEK 3 ILAB VISIO ERD STUDY GUIDE
2026 QUESTIONS WITH SOLUTIONS GRADED
A+

◉ Weak entities. Answer: Entities that do not have a primary key
and depend on a strong entity for identification.


◉ Relationship Participation. Answer: Indicates whether all or only
some entity instances participate in a relationship.


◉ Relationship Degree. Answer: The number of entities involved in a
relationship.


◉ Primary Key. Answer: An attribute or combination of attributes
that uniquely identifies each entity instance in a table.


◉ Teacher_ID. Answer: A unique identifier for each teacher.


◉ Teacher_Name. Answer: The name of the teacher.


◉ Home_Address. Answer: The residential address of the teacher.

, ◉ Phone_Number. Answer: The contact number of the teacher.


◉ Position. Answer: The job title of the teacher.


◉ Class_ID. Answer: A unique identifier for each class.


◉ Time_Slot. Answer: The scheduled time for a class.


◉ Day. Answer: The day of the week when the class is held.


◉ Student_ID. Answer: A unique identifier for each student.


◉ Student_Name. Answer: The name of the student.


◉ DOB. Answer: Date of Birth of the student.


◉ Age. Answer: The current age of the student.


◉ Registration_ID. Answer: A unique identifier for each registration.


◉ Date Registered. Answer: The date when the student registered
for classes.

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