Which statement below is True, and which one is False?

For the False ones explain why they are incorrect (or what is the correct statement)

3-1) Flow unit is the item being processed and can be one of the inputs of the process

3-2) Inputs are transformed into outputs of a process through the network of activities, and by the help of the resources and information

3-3) A buffer is a flow unit which is waiting to go to the next step in a process

3-4) Job shop is a process architecture that allows producing large volumes of standard products

3-5) Operational frontier refers to the position of the best companies in each market in terms of their product attributes.