What have I found?
You will be able to scan a barcode and see if it has already been scanned before. If it has been scanned before it will display the previously provided description of the item. If it has not been previously scanned it will prompt you to give it a description.
2. Use a local database to persist relational data.
7. Localize an app into at least three languages.
17. Write an app that interacts with the camera.
19. Write an app that is activated by voice commands.