Question

What are examples of data duplication in flat files? Check all that apply.

a Managers table linked to a Stores table

a table with three records for student ID # 459100388

a multiple-choice question with two identical answers

a Customers table linked to a Products table

Answer 1

Flat file databases are databases that are contained in one single table, or in the form ... -Data Redundancy, By having a relational database it ensures that no attributes ... There are only three different 'degrees' of relationship between two entities. ... Consider, for example, the link between customers, orders and products.).

Step-by-step explanation:

Answer 2

Answer: a table with three records for student ID # 459100388 and a multiple-choice question with two identical answers. Otherwise options 2 and 3.

Step-by-step explanation:

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