Saturday, November 9, 2013

A Brief Assessment Of The Data Modeling Tutorial

By Alyce Powell


Computer systems are used for the conversion of raw facts and figures into some meaningful information. The figures are collected from various sources and then categorized. These facts act as input for the computer systems. Information is then outputted after the processing. This information acts a pivot for decision making processes. The data modeling tutorial breaks down the process of data conversion.

Different software tools are used for the manipulation of figures. The software applications used by the researcher depend on the type of the end result intended and the type of figures at hand. The definition of processes is done at the onset immediately after the categorization stage. The categories also define the scope of operation within the different levels.

A number of models are used in the processing work. The type of figures being processed influences the system requirements. Basic models are employed in the processing of simple sets of straight forward pieces of information. Complicated models are used in special cases especially where the information is of strategic importance.

The raw facts and figures are collected from a number of sources. This mainly happens during the research work where a couple of sets are collected for analysis. These sets of raw facts are then categorized into a couple of sets depending on the type of process to be performed on each. The categorization facilitates the analysis work as the researcher understands the data sets better after categorization.

The computer system resources ought to be managed very well. There are standards set by the research framework to ensure sound management. The research methodologies can also work towards bettering the management of such resources. In some cases, semi-formal models are employed in helping understanding the data categories better. Sometimes, additional tools may need to be added into the existing systems. The information integration has to be protected in such cases.

There are different levels of modeling. Strategic models are used for very important operations. The information that is very integral to the growth and expansion of organizations at hand is handed at this level. This operation is carried by employing the best of methodologies to boost the accuracy. Others types of models may also be used. This is mainly for the information that is used to make decisions at middle level of organizations.

The manipulation processes are broken down in number of ways. Logical diagrams are the most common tools used for explaining the operations. The framework is broken down for the end users since the framework is too conceptual for them. The logical diagrams explain the stages that the raw figures are taken through for processing. In some cases, some schematics can be used.

A data modeling tutorial may apply the top-down approach. This happens when explaining a very complicated concept. Such concepts have to be broken down in stages. The down-up approach is used when explaining very simple operations within a computer system.




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