Expert answer:Project Deliverable 3: Database and Data Warehousi

Answer & Explanation:Project Deliverable 3: Database and Data Warehousing DesignDue Week 5 and
worth 110 pointsThis assignment consists of two (2) sections: a design
document and a revised project plan. You must submit both sections as separate
files for the completion of this assignment. Label each file name according to
the section of the assignment it is written for. Additionally, you may create
and / or assume all necessary assumptions needed for the completion of this
assignment. One of the main functions of any business is to be able to
use data to leverage a strategic competitive advantage. This feat hinges upon a
company’s ability to transform data into quality information. The use of
relational databases is a necessity for contemporary organizations; however,
data warehousing has become a strategic priority due to the enormous amounts of
data that must be analyzed along with the varying sources from which data comes.
Since you are now the CIO of a data-collection company which gathers data by
using Web analytics and operational systems, you must design a solution overview
that incorporates data warehousing. The executive team needs to be clear about
what data warehousing can provide the company. Section 1: Design
Document

Write a four to six (4-6) page design document in which you: 

Support the need for data warehousing within your company and elaborate on
the best practices that the company will adhere to.
Create a schema that supports the company’s business and processes. Explain
and support the database schema with relevant arguments that support the
rationale for the structure. Note: The minimum requirement for the schema should
entail the tables, fields, relationships, views, and indexes.
Create an Entity-Relationship (E-R) Diagram relating the tables of your
database schema through the use of graphical tools in Microsoft Visio or an open
source alternative such as Dia. Note: The graphically depicted solution is not
included in the required page length but must be included in the design document
appendix. Explain your rationale behind the design of your E-R Diagram.
Create a Data Flow Diagram (DFD) relating the tables of your database schema
through the use of graphical tools in Microsoft Visio or an open source
alternative such as Dia. Note: The graphically depicted solution is not included
in the required page length but must be included in the design document
appendix.
Illustrate the flow of data including both inputs and outputs for the use of
a data warehouse. The diagram must map data between source systems, data
warehouses and specified data marts. The diagram should map data between source
systems, data warehouses, and specified data marts. Note: The graphically
depicted solution is not included in the required page
length.Your assignment must follow these formatting
requirements:

Be typed, double spaced, using Times New Roman font (size 12), with one-inch
margins on all sides; citations and references must follow APA or
school-specific format. Check with your professor for any additional
instructions.
Include a cover page containing the title of the assignment, the student’s
name, the professor’s name, the course title, and the date. The cover page and
the reference page are not included in the required assignment page length.
Include charts or diagrams created in MS Visio or Dia as an appendix of the
design document. All references to these diagrams must be included in the body
of the design document.Section 2: Revised Project PlanUse
Microsoft Project to:

Update the project plan from Project Deliverable 2: Business Requirements,
with three to five (3-5) new project tasks each consisting of five to ten (5-10)
sub-tasks.The specific course learning outcomes associated with this
assignment are:

Summarize how information systems represent a key source of competitive
advantage for organizations.
Develop information systems-related activities to maximize the business
value within and outside the organization.
Use technology and information resources to research issues in information
systems.
Write clearly and concisely about strategic issues and practices in the
information systems domain using proper writing mechanics and technical style
conventions.

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