Data Relational Model1
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Computers
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16 questions
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1.
Multiple Choice
An attribute whose value is calculated (derived) from other attributes. Choose the correct attributes based on the information given.
Registration Number
IC Number
Certificates
Date of Birth
2.
Multiple Choice
If related data exists in more than one table, they can be joined by using the Primary Key link to the same key in the other table. Identify this key.
Foreign Key
Primary Key
Candidate Key
Composite Key
3.
Multiple Choice
It specifies what type of data is expected inside of each column in a table (ef. number, date, string)
It specifies how many tables you will create when you convert your Entity Relations Model to a Logical Data Model
It specifies the database-name
It counts how many attributes you have
4.
Multiple Choice
Whole numbers
Decimal numbers
Characters
Date
5.
Multiple Choice
Record
Field
Entity
Table
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