Quality is delighting customers
Generally in Restaurant software There will be Codes for Different food items Breakfast Items,Lunch items Dinner Items, Starters, Desserts, Beverages, Quantities and Prices for those codes.
Possible critical defects in Restaurant software
If Customer ordered one item at the time of billing if he gets bill for another Item
If Customer Orders Quantity of one item and at the time of billing he gets bill for more quantity of items
If Customer gets more bill for items he ordered
If Customer gets less bill for items he ordered
or sometimes there will be difference Tax
or Bill is not coming for ordered items .
Correct me if i am wrong.