A principal advantage of numerical control (NC) is that an operator has only to load and unload parts and push a button to begin processing, and thus can tend several NC machines at one work center.

Question

Quizplus · Accepted Answer

This statement is true. NC machines are automated and can be programmed to complete a specific task, which reduces the amount of manual labor required by operators. With the push of a button, the machine can start working on the programmed task, allowing the operator to tend to other machines or tasks at the work center.

A Principal Advantage of Numerical Control (NC) Is That an Operator