What is Data File
Data File In a logical data model, the conceptual data model which is based on the business semantic is being defined. Thus, entities and relationships and corresponding table and column design, obje...
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What is Data Extraction
Data extract is the output of the data extraction process, a very important aspect of data warehouse implementation. A data warehouse gathers data from several sources and utilizes these data to serv...
What is Data Exploration
Data exploration is a common process in data warehouses which are characterized by large bulks of data coming from disparate systems. Since these systems can have data in different formats and source...
What is Fast Ethernet
Fast Ethernet refers to a set of Ethernet standards that are able to transmit data at a minimum of 100Mbps, over the original 10 Mbps Ethernet speed. Introduced in 1995, Fast Ethernet was the fastest...
What is Ethernet
Ethernet, standardized as IEEE 802.3 by the Institute of Electrical and Electronics Engineers (IEEE), refers to a group or family of frame-based computer networking technologies developed specificall...
Software Maintenance
Software Maintenance Management Maintenance vs. SDLC Maintenance The best way we can define maintenance in SDLC is to differentiate the developers meaning of maintenance against managementG
What is Data Cleansing
Data warehouses, where a rich repository of company data may be found, are being run by database management systems that need to see one homogenous data in order for it to flow smoothly and process d...
What is Data Characteristics
Data Characteristic Data characteristics are defined during data modeling, a process where a data model is created by applying a data model theory in order to create a data model instance. A data mod...
What is Data Cardinality
Data Cardinality In the implementation of a structure query language (SQL), the term data cardinality is used to mean the uniqueness of the data values which are contained in a particular column, kno...
Software Acceptance and Installation
In this article, we will take a look at step by step process of accepting and installation of software. While systems design, planning and coding are important, this phase of SDLC will determine if t...