A process costing system is employed in those situations where: Multiple Choice 31 many different products, jobs, or batches of production are being produced each period. a service is performed such as in a law firm or an accounting firm, temployed full or absorption cost approach is not where manufacturing involves a single, homogeneous product that flows evenly through the production process on a continuous basis. Next A process costing system is employed in those situations where: Multiple Choice many different products, jobs, or batches of production are being produced each period. performed such as in a law firm or an a service is accounting firm full or absorption cost approach is not employed. where manufacturing involves a single, homogeneous product that flows evenly through the production process on a continuous basis