The Database Management Layer allows script programmers to store information as a pair of strings; a key, which is used to find the associated value.....
A lot of the sites that we visit on the web today are generated by a script of some description and a great deal of them will use a database in one fo....
A collection of software programs that are used to define, construct, maintain and manipulate data in a database.....
What is the future for data resource management? Considering the past practices and the current data resource situation in most public and private sec....
The flow of data/information within a company is complex since the same data are viewed differently as they move from one department to the other. Dat....
The individual advantages of the firm determine the firm’s ability to deal with threats from the market. In other words, how do firms compete?....
The success or failure of an organization in today’s highly competitive and technological business world depends on how they manage to streamline th....
Information technologies can support many competitive strategies. They can help a business cut costs, differentiate and innovate in its products and s....
Information systems must be viewed as more than a set of technologies that support efficient business operations, workgroup and enterprise collaborati....
As discussed already, an information system is a collection of hardware, software, data, people and procedures that are designed to generate informati....
The key to success, in implementing a crucial initiative like e-business development, is to aim for the maximum business value with the minimum cost.....
E-business is more than a smart web presence or a slick, flash-driven shopping cart. This is a critical emergence of business worldwide, with many tec....
The roles given to the information systems function have expanded significantly over the years, as described as a timeline in Figure.....
Three major roles of the business applications of information systems include....
The basic IS model shows that an information system consists of five major resources, as discussed earlier. They are....
System concepts underlie the field of information systems. Understanding system concepts will help in understanding many other concepts in the technol....
Information systems perform three vital roles in business firms. Business applications of IS support an organization’s business processes and operat....
An Information system model expresses a fundamental conceptual framework for the major components and activities of information systems.....