Short answers -Select 4 from the following. 5 points each 1. Identify the busine

Question

Short answers -Select 4 from the following. 5 points each 1. Identify the business advantages of a relational database. 2. Explain ETL and the role of a data mart in business 3. Define the topology of service providers that provide access to the Internet 4 What is TCP/IP and how does it work? Include a brief description of the process and elements used in TCP/IP Explain the three components of a sustainable MIS infrastructure along with their business benefits Identify the three primary areas associated with an information MIS infrastructure 5. 6.

Explanation / Answer

1. Business advantages of relational database:

2. ETL and role of data mart in Business:

The Extraction Transformation and Loading is defined as a process, which extracts the information from the external and internal databases, and transforms it using a common set of the enterprise definitions and then it is loaded in the data warehouse. Then the portion of the information is sent by the data warehouse to the data marts. The data mart has the responsibility of focusing on the data for the company.

3.Define the topology of service providers which provide access to the internet:

The topologies are relied upon the data place which shows the physical nodes and the connections. The nodes have autonomous system and links between the nodes, show the relationship commonly known as customer provider link which provides access to the internet.

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