They must have certification in radiology in order to take dental X-rays.
Answer: Extra safety that is applied to a project immediately before the use of the constrained resource.(D)
Explanation:
Drum buffer can be explained as period of time that is used to safeguard the drum resource from the problems that occur from the drum operation.
The aim of the drum buffer effect is to provide a recheck of the work in order not to deviate from the real aim of the project. The buffer makes up for the process variation, and makes the project stable as it gives extra safety which is applied mmediately before using constrained resource.
Answer:
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