Case Study 1
Self-service checkouts
What is a Self-scanning checkout, also referred to as "self-checkout" or “self-service checkout”?
A self-serving checkout is an automated process that enables shoppers to scan their products, bag those products and pay without the assistance of a checkout operator. Typically, a self-serving checkout lane looks very much like a normal checkout lane except that the shopper interacts with a computer's user interface (UI) instead of a checkout operator doing it for them. During operation of the self-service checkout, the shopper may enter an item which requires verification of the shopper such as a unique ID loyalty card to receive discounts or Fly Buy points. In particular, …show more content…
The server was connected to a WAN network which enabled Engineers and Helpdesk support staffs connect remotely using Configuration Manager Console software for troubleshooting any issues.
Data
Data is all the information processed to and from the different components of the self-serving checkout which feeds back up to the main servers databases for processing. Databases are used to organise the collections of this interrelated data used by applications software for the self-serving checkout. Databases are managed by systems software known as database management systems (DBMS) and shared by multiple applications.
Different types of data that is sent and received are:
Service attendant PIN identification data sent to database server for verification
Touch screen data sent to and from self-service checkout processing unit
Codes for products, pricing and weight are sent to the self-serving checkout processing unit
Loyalty card data sent to server database if in-house loyalty card or to Fly Buys database via WAN
Payment Transaction data sent to and from