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2. What assumptions about the data should be satisfied for a DA? What types of data...

2. What assumptions about the data should be satisfied for a DA? What types of data screening should be performed to assess whether assumptions are violated?

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DA or a Data Administrator is the profession where the person is responsible for the requirements gathering, analysis, and design of the database and they establish the flow of the data around the organization and also between the databases and another system in the organization. The assumptions about the data which should be satisfied for a DA ca be that:
a) Standards are specified or can be specified across the databases.
b) Establishing the policies and established policies regarding the data usage, security, authorization, and data flow
c) Being able to assist in the development process of the application using the data
d) Supporting the sharing of data across the levels and departments of the company through a structured and common format manner.
There are many types of screening which should be performed to assess that the assumptions stay intact and are the data is useful as expected such as:
a) Data should be correct inside the database.
b) The DBMS software and system should be working and installed and configured.
c) Data can be used from the DBMS to be used in the implementation of information systems.
d) The database is tuned for optimal performance and is efficient.
e) Data integrity is maintained and backups are made regularly.

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