Information data analysis of tesco


We have chosen Tesco as the organisation we will study. Tesco is the largest supermarket company in Britain, it holds 27% of its market share, this is almost twice the market share of its nearest rivals. Tesco is a long established firm with a good reputation and customer loyalty, it was founded in 1924 by Sir Jack Cohen and together with his tea producer T. E. Stockwell the started the brand name TESCO. Since then there stores have popped up all around the UK and then around the world. They now have 729 stores in operation in Britain and 55 new stores in the process of being built. It also has stores around the world in the Republic of Ireland, Hungary, Poland, Czech and Slovak republics, Thailand and South Korea and they are currently expanding to Malaysia and Taiwan. It employ's over 260,000 people. Tesco are a largely automated company when it comes to data handling and processing due to the incredible amount of data they deal with. Its main competitors are J.Sainsbury's, Safeway and ASDA and they keep Tesco striving to lower prices and provide the best possible service they can. With the motto "every little helps" they advertise through T.V, radio, newspapers and there own newsletter style leaflets which are delivered door to door on a monthly basis.


All incoming goods are pre-labelled with a computer-readable code. The photoelectric scanner at the cash register records automatically the article number of every good passing. All cash registers have a data connection to the branch computer. Based on the article number, an invoicing program calls up name and price of the product and sends these data back to the cash register, where the invoice is printed. In parallel, the invoice program updates the inventory, deleting every sold item from the inventory accounts. When all goods the customer bought are accounted, the program sums up the individual values and prints the total invoice.

The data accruing during the invoicing process are the basis for a wide range of automatically generated evaluations and reports. The supermarket's manager gets daily sales statistics showing gross margin, revenue, and the speed of turnover of the different item groups. Thereby, he can focus his sales promotions on critical or most profitable goods on a daily basis.
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The order management is similarly automated. During the invoice process, the goods sold are subtracted from the stock inventory. The headquarters list the goods dispatched at all sites and organise the subsequent delivery of replenishment by the central store. The individual supermarket has no trouble with any disposition issues.

In the central store, all data of incoming goods are captured for the information processing to update inventory data. The received volume is added to the stock quantity in the memory, resulting in updated stock inventory numbers. The multiplication's result 'delivery volume x unit price' is added to ...

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