Describe cost systems and understand the flow of costs in a job order system. Be able to identify job-order costing and process costing systems and have a strong understanding of how costs flowing through the related accounts mirrors the physical flows in the manufacturing processes. 6. Use a job cost sheet to assign costs to work-in-process. Know what a job cost sheet is, what it contains, how it is used, how it relates to WIP Inventory, etc. 7. Demonstrate how to determine and use the predetermined overhead rate. 8. Prepare entries for manufacturing and service jobs completed and sold. Remember that it is one thing to record the completion of a job (requires moving the cost from WIP Inventory to Finished Goods Inventory, and another thing to record the sale of a job (i.e., requires the recording of both the revenue and the cost).