About this exam
Operations-Management is the WGU exam WGU Operations Management (C215, VDC2).
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- Exam code
- Operations-Management
- Vendor
- WGU
- Practice questions
- Not available yet
- Free sample questions
- 5
- Question bank last updated
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Try 2 sample questions
Taken from the free sample set for Operations-Management.
Question 1
Which quality control tool should be used to monitor the current status or end result of a process?
- AOption A:
Checklist
- BOption B:
Flowchart
- COption C:
Control chart
- DOption D:
Scatter diagram
Show answer and explanation
Correct answer: C
A control chart is the primary quality control tool used to monitor the current status and end results of a process over time. Control charts, a core component of Statistical Process Control (SPC), distinguish between: Common-cause variation (natural process variation) Assignable-cause variation (abnormal, correctable issues) By plotting data points against upper and lower control limits, control charts help operations managers determine whether a process is stable or out of control. Why control charts are ideal: They provide real-time monitoring They detect trends before defects occur They support preventive quality management They reduce reliance on inspection Other tools serve different purposes: Checklists collect data Flowcharts map processes Scatter diagrams analyze correlations Operations Management emphasizes control charts because they support process-based quality, aligning with TQM and Six Sigma philosophies. Instead of fixing defects after they occur, organizations can intervene early, reducing cost and improving consistency. Control charts reinforce continuous improvement by enabling data-driven decisions, reducing variability, and stabilizing production processes—making them indispensable in modern quality management systems.
Question 2
A company manufactures shoes using a quality management system. The company needs to put a process in place to measure any defects. The company would like to measure the number of defects and observe the number of occurrences to isolate the particular defect. Which quality tool should the company use to focus on correcting this particular issue?
- AOption A:
Scatter diagram
- BOption B:
Control chart
- COption C:
Flowchart
- DOption D:
Checklist
Show answer and explanation
Correct answer: D
A checklist is the most appropriate quality tool when the objective is to count defects and track their frequency of occurrence. Checklists are simple yet powerful tools used to collect structured data consistently. In this scenario, the shoe manufacturer wants to identify which defects occur most frequently (e.g., stitching errors, sole defects, size mismatches). A checklist allows inspectors to mark each occurrence systematically, enabling later analysis. Why not the others? Scatter diagrams analyze relationships between variables. Control charts monitor process stability over time. Flowcharts document process steps. In Operations Management, checklists are often the first step in defect analysis. Once data is gathered using a checklist, other tools like Pareto charts or control charts can be applied for deeper analysis. Checklists support continuous improvement by: Ensuring consistency in inspections Reducing human error Providing factual data for decision-making Enabling root-cause analysis They are especially useful in early-stage quality investigations where the goal is visibility, not yet process control. By identifying dominant defects, organizations can prioritize corrective actions efficiently.
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