Uses of Computers in different Fields

Our daily encounters with and dependence upon technology is almost invisible as it takes the shape of electronic climate automatic tellers to dispense communication systems such as phones and pagers, automatic transactions, cable and money, magnetically striped cards to facilitate consumer transactions, cable and satellite television, and automobiles and mass transit. Free trade agreements have led to globalization of commerce and increased competitiveness in labor markets. We listen to political and scientific debate about global warming and the effect of our modern use of fossil fuels, nuclear weapons, chemical warfare, and contamination of food and water supplies. In the past several decades we have gone from space lead us into the next millennium. The jobs of the future may not even exist today. Let us see the use of computers   technology in our daily life.

Computers Business

The Business must understand and adapt in the new source of competitive advantage by connecting to core competencies and customer interaction on global scale, global market place. In the global business world , global interaction is very important . In every organization there are major business processes that provide the critical tasks such that customer bills, analyzing sales of various products in different locations etc. In business, computers are used as given below.

  • Marketing:  Marketing applications provide information about the organization’s products, its distribution system, its advertising and personal selling activities , and its pricing strategies . Marketing applications help managers to develop strategies that combine the four major elements of marketing: Product, Promotion, Place, and Price.
  • Stock Exchanges: Stock markets around the world are in transition. On some trading floors, paper is disappearing. In fact, the trading floor itself is disappearing in some places because many stock markets lunched the computerized system that makes it possible for stockbrokers to do all their trading electronically. Brokers interconnected through a data communications network submit and receive bids using their computer workstations or interconnected computer display screens, where brokers match buyers with sellers, so that neither trading floor nor slips of paper are necessary.
  • Banks: Computerized banking have provided several benefits such as save the time and convenience for customer. International banking and the abilities to handle trading in multiple currencies are critical for international trade. The cheques are read by MICR (Magnetic Ink Character Reader, a device used to allow the data on cheques to be read by machines) see in fig 4.2. Bank use mainframe computer to maintain their customer accounts by dealing with the transaction generated as a result of withdrawals and deposits. Some banks are used to operate a network of ATMs(Automated Teller Machine) see in figure 4.3. Although some international retail purchasing can be done by giving a credit card number.ATMs_(Automated Teller Machine)
  • Departmental Store: People at the store level, cashiers enter sales data into sale terminals by waving a bar code scanner across a package’s bar-coded prices and stock numbers. Bar codes are read by bar –code readers, photoelectric scanners that translate the bar code symbols into digital forms (see in figure4.4). The price of a particular item is set within the store’s computer and appears on the sales-clerk’s point of sale terminal and on our receipt. Store and department manager who received report of store and department sales and inventory levels are indirect end users.

Bar codes_are read_by_bar –code readers

Records of sales are input to the store’s computer and used for  accounting , restocking store inventory , and weeding out products that sell well.

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