1. 1 AQA ICT AS Level © Nelson Thornes 2008 1 Interactive processing

2. 2 AQA ICT AS Level © Nelson Thornes 2008 2 Types of processing: Batch processing Transaction processing Interactive processing This presentation looks at Interactive processing. Processing data

3. 3 AQA ICT AS Level © Nelson Thornes 2008 3 This one should be obvious – but is not. As soon as you click Save the process is carried out. Interactive processing

4. 4 AQA ICT AS Level © Nelson Thornes 2008 4 What other examples can you think of where processing is instantaneous? Travel agents’ booking systems* Stock checking in a catalogue store Computer games *How is this different from a cinema booking system? Interactive processing

5. 5 AQA ICT AS Level © Nelson Thornes 2008 5 The cinema booking system usually involves just one cinema. The travel agents' system must cope with information from lots of different holiday providers, which are also being accessed by other travel agents. Transaction and interactive processing

6. 6 AQA ICT AS Level © Nelson Thornes 2008 6 This system allows customers to check whether the goods they want are in stock. When they enter the item number they wish to purchase, the system will immediately tell them whether the item is available. Interactive processing

7. 7 AQA ICT AS Level © Nelson Thornes 2008 7 Batch – repetitive, for example payroll Transaction – individual processing, completed on demand, for example theatre bookings Interactive – immediate response, for example customer in-store stock check Summary