INFORMATION TECHNOLOGY INTRODUCTION Technology is

Transcript:INFORMATION TECHNOLOGY INTRODUCTION Technology is:
INFORMATION TECHNOLOGY INTRODUCTION Technology is the knowledge of tools, techniques, systems to solve a problem or serve some purpose. The word technology comes from Greek word technología; téchnē, meaning "art, skill, craft", and logia meaning "study of-“ has affected society and its surroundings in a number of ways. Information helps in the process of knowledge and knowledge is regarded as power. Technology makes information gathering fast and easy. Created a new branch called Information Technology (IT). It involves the processing of information by a computer. INFORMATION Information can be defined as data that has been processed into a form that is meaningful to the recipient and is of real value in current or future actions. Data is a fact or symbol stored in a predefined format. Knowledge is the ability to use information in doing something. Data is the lowest level of abstraction, information is the next level, and finally, knowledge is the highest level among all three. INFORMATION Characteristics of information Meaning Relevance Conciseness Accuracy Timeliness Complete Need for information Information and Decision-making Information and Communication Information and Knowledge Information and Productivity TECHNOLOGY Science used for practical purposes. Technology comprises specific information and knowledge. Some of the advantages of technology are discussed below: Makes work easy Speed Innovative INFORMATION TECHNOLOGY (IT) It is the acquisition, processing, storage and dissemination of vocal, pictorial, textual and numerical information by combination of computing and telecommunications. Components of Information Technology People Procedures Software Hardware Data Components of Information Technology Present Scenario of IT The scenario of IT is described in the following four headings: Commoditisation and Consumerisation Tera-Architectures and Virtualisation New Development and Acquisition and Delivery Models Community and Collaboration Commoditisation and Consumerisation The impact of commoditisation and consumerisation of IT on enterprise technology and business as a whole will be far greater than anyone could have ever predicted due, in the main, to two factors: The commoditization of the PC is enabling new enterprise architectures Technology-enabled consumer power is forcing businesses to become more agile and update their legacy systems Commoditization of the PC Over the past thirty years, as the personal computer has gone from technical marvel to part of our everyday lives, it has also become a commodity. The PC has become a commodity in the sense that there is very little differentiation between computers, and the primary factor that controls their sale is their price. Hundreds of manufacturers all