Thursday, May 2, 2019

Investigate and describe two different information systems Essay

check out and describe two polar data physical compositions - Essay ExampleSpeedy development in information technology has come in as an appropriate substitute for the increasing needs. This development encompasses communication technology, wide of the mark range of data processing and management systems and frameworks for enterprise and e-business system. This paper will therefore focus on a customer-operated point of sale system (POS) and mobile phone communication system. The paper will order a precise description for each information system concerning its application and key features.The abbreviations POS stands for point of sale, this bourn is common in retail outlets or stores that have automated their transactions. The system can also be applied in business environments that involve actual sales (Greiner, 2003). In order for a POS system to perform effectively, it requires appropriate software and hardware. The main components of a POS system include electronic cash r egister, pass printers, barcode readers, display screen, scanners, display pole and touch screens. The systems are widely applied in many organization and businesses, which include casinos, hotels, stadiums, retail stores, gas stations, and personal service businesses.Input and output of a POS system reckon on the function of the system. This indicates that there is a wide range of software and hardware depending on the different usage of a POS system. A checkout system is an example of a POS system. This system has display screens, data input devices such as keyboards, electronic cash register, photocell and conveyer belts as its major components or hardware. The system is common in large retail shops outlets such as the Wal-Mart Supermarket. This system enhances accuracy and expertness in transactions within the store. The customer initiates the process by placing the goods they intend to purchase from the supermarket on the car transporter belt leading to the cashier (Moeller , 2009). The conveyer belts have photocells that monitor the movement of

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