Business Information Systems, Data handling.

Unit 3 Business Information Systems Assignment No.3- entropy handling. Q1) Give an exercising of a data touch on practise. i. Describe the data affect cycle as it applies to your example. ii. plant the to the highest degree appropriate impact method for your example and curtly explain why you assimilate chosen this method. An example of a data touch on application is a sale make process. The cycle would be as follows: 1. The Sales department produce a request for a product or products from a guest. 2. Customer flesh out argon passed on to accounts to compose a new account or verify an alert account. 3. Stock control is contacted to verify that the product(s) ar in depot, should in that location be none in stock a inscription is passed to purchasing to dictate more. 4. All details are therefore passed of the sale to Accounts who create an invoice to be displace to the client. 5. The pasture is passed to Despatch who despatch the order to the customer. The most appropriate processing method for this example would be a transaction as the process is delayed shortly to furnish the computer to do other things. Q2) i. Explain the difference among the validity and the accuracy of data. * asperity bureau that the data is logically valid and can be proven so.

* Accuracy means that the data is free from errors or mistakes, in essence, correct in detail. ii. For your example data processing application in Q1 a) mark where data errors can be introduced into the processing cycle. * Errors can be produced upon data entry, for example if the customer details are entered wrongly the order could be sent to the wrong place, or if the move numbers are entered incorrectly, the customer could! receive the wrong order and be charged incorrectly. *... If you requisite to get a near essay, order it on our website: OrderEssay.net

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