About information technology Research Paper Example | Topics and Well Written Essays - 500 words

About information technology - Research Paper Example The major processes that take place in information technology include, Data to be used in any project is collected from the field and entered into the computer using several data input devices like the keyboard and the scanner. The data is then stored in the computer system for later use. Storing data in the field of information technology is done with internal computer hard disks and other external storage devices. These devices store data that is important to the users of the systems involved (Doyle, 2000). A database refers to a group of related data collected and stored together in a computer system to be used in the near future. Most database systems contain a number of different components that allow the stored data to be easily accessible by multiple users while at the same time maintaining the integrity of the data (Hannabuss, 2009). Data retrieval refers to the process of obtaining the processed data from the computer by various users. An example of data that is retrieved from the computer is of different nature and can be derived from different sources within the computer storage systems or from external sources (Ray, 2004). The external sources in which data can be retrieved include the Internet and the retrieved data is usually used to facilitate some decision support systems. Data transmission refers to the transfer of data from one computer to the other. Transmission takes three aspects that are, propagation, transmission and reception. The transmitted data is used by the computer users to complete some specific projects and in the decision-making process (Ray, 2004). Transmission can also be done through the Internet. There is a lot of data storage in the world today and the amount of data available for use is increasing each day. An equal number of data users accompany the increase in the amount of data