An overview of business information systems and their applications.
Emma Thompson
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BIS/320 Version 1 Business Information SystemsWeek Two: Databases and Data CommunicationsQuestion:-1 Determine how and when to use databases in business.Solution:-A database-management system (DBMS) consists of a collection of interrelated dataand set of programs to access those data. This collection of data, usually referred to as database,contains information about one particular’ enterprise. The primary goal of DBMS is to providean environment that is both convenient and efficient to use in retrieving and storing database.Database management systems are designed to manage large bodies of information. Themanagement of data involves both the definition of structures for the storage of information andthe provision of mechanism for the manipulation of information. In addition, the database systemmust provide for the safety of the information stored, despite system crashes or attempts atunauthorized access. If data are to be shared among several users, the system must avoid possibleanomalous results.The important of information in most organizations, which determines the value of the database,hasledtothedevelopmentoflargebodyofconceptsandtechniquesfortheefficientmanagement of data.Consider part of a saving-bank enterprise that keeps information about all customers and savingsaccounts. One way to keep the information on a computer is to store it in permanent system files.To allow users to manipulates the information, the system has a number of application programsthat manipulate the files, including1.A program to debit or credit an account..
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