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== = 1-1 Why information systems: =

The development which we live is need more fast technic to do the work and to make the job easier that's why all work to have a systems which do the jobs in right ways and in short time. that's show as why information system matter. first let's know what is an information system exactly. = *information technology : (abbreviated IT) refers to all of the computer -based informaton systems used by organizations and their underlying technologies. = . information technology has become the largest component of capital investment. and the foundation of doing business and it helps to have a big productivity because, IT plays a critical role in increasing the productivity of firms,and entire nations. IT also change the way of work in another hand it changed Business Environment, Environment makes the role of IT in business even more important for manegers then just a few years ago. The internet revolution is not something that happend and then burst.It's a powerful source of new technologies with significant business implications for much of this century.
 * The five factors to consider when assessing the growing impact of IT in business firms:
 * 1) Internet growth and technology conergence.
 * 2) Transformation of the business enterprise.
 * 3) Growth of a globally connected enterprise.
 * 4) Growth of knowledge and information-based economies.
 * 5) Emergence of the digital firm.

= *The changing contemporary Business Environment: = ​
 * 1) Internet growth and technology convergence.
 * 2) Transformation of the business enterprise.
 * 3) Globalization.
 * 4) Rise of the information economy.
 * 5) Emergence of the digital firm


 * Having a technics of IS makes the workers become confuse of the new jobs,and they need more time to transform their mainds and abilities with the new way of work.
 * The enternet and the new markets are changing the cost and revenue structure of traditional firms and are hastening the demise of traditional business models.

*New words:
*e-business : the use of internet and digital technology to execute all of the activities in the enterprise. *e-commerce: part of e-business. *e-government :the application of the internet and related technologies to digitally enable government and puplic sector agencies relationships with citizens business and other arms of government. *Digital firm : is one in which nearly all of the organization's significant business relationships with customers,suppliers ,and employees are digitally enabled and mediated. *Business process : refer to the set of logically related tasks and behaviors that organization develop over time to produce specific business result and the unique manner in which tese activities are organized and coordinated. *Globalization : information system provide the communication and analytic power that firms need to conduct trade and manage businesses on a global scale.Controlling the far-flung global corporation-communicating with distributors and suppliers, now a day the firm work 24 hours a day and communicate with all different national environments without carring of time or staying on the office by IS all firms can do the jobs that they want at home by different technics. *Rise of the information economy : after having a new systems on certen firms they sure need person who can work with these system to do the work on the way which they want. so by that IS creat a new knowledge and information .as a result we will have a new chance to have a new job.Knowledge and information provide the foundation for valuable new products and services, such as credit cards, over night package delivery or world wide reserrvation systems. *The digital firm : Digital firm now a day is become as a dream to all traditonal firm,to have a completly system which do all the jobs, such as marketing , sales online and customer service... etc. But I think it possible to have,because we need a human power insted of the computers, so it will not a completly digital firm.But more and more organizaton are moving to ward this digital firm vision.*A digital firm making intensive use of Internet and digital technology for electronic business .*companise can use internet technology for e-commerce transaction with customers and suppliers.