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Supply Chain Glossary - O

Supply Chain Glossary - O

operating profit margin ratio

Earnings before interest and taxes divided by sales.

A set of software programs that control the execution of the hardware and application programs. The operating system manages the computer and network resources through storage management, disk input/output, communications linkages, program scheduling, and monitoring system usage for performance and cost allocations.

1) A job or task, consisting of one or more work elements, usually done essentially in one location. 2) The performance of any planned work or method associated with an individual, machine, process, department, or inspection. 3) One or more elements that involve one of the following: the intentional changing of an object in any of its physical or chemical characteristics; the assembly or disassembly of parts or objects; the preparation of an object for another operation, transportation, inspection, or storage; planning, calculating, or giving or receiving information.

1) In traditional management, performance measurements related to machine, worker, or department efficiency or utilization. These performance measurements are usually poorly correlated with organizational performance. 2) In theory of constraints, performance measurements that link causally to organizational performance measurements. Throughput, inventory, and operating expense are examples. See: global performance measurements, local performance measurements, strategic performance measurements.

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