For each of the following scenarios identify which data processing method (batch or online, real-time) would be the most appropriate.
1) Make an airline reservation
2) Register for a university course
3) Prepare biweekly payroll
4) Process an order through an e-commerce Web site
5) Prepare a bank deposit
6) Prepare customer bills for as local utility
7) Accumulate costs from a production run of a single automobile part
8) Identify the replacement drill bit size for a drill bit broken during a recent production run