• Up next:Manufacturing process planning for CNC milling

Pre-test

Before you begin this course, test your skills by taking the following assessment to see where you stand. 

Keep track of your incorrect answers to know which skills you should study. You'll have a chance to take this same practice test again at the end of the course to see how you've improved.

All questions must be answered to submit your assessment.

Pre-test

53 questions

1. While using the right-hand rule, you align your right thumb to the X positive direction of the machine, which axis direction does your index finger point?

Error: Select an answer

2. A CNC programmer is using the drill cycle to feed to depth and immediately retract at the same feedrate once reaching the final depth.

Which drill cycle is chosen?

Error: Select an answer

3. Refer to exhibits.

Which surface tool modifies exhibit 1 to fill in a screw hole while maintaining tangency with surrounding edges as shown in exhibit 2?

Error: Select an answer

4. A CNC programmer has created a roughing pass on a pocket with stock to leave set at 0.1 inch.When creating a 2D Contour toolpath to finish the pocket, which option should be enabled to prevent excessive radial tool loading?

Error: Select an answer

5. Refer to exhibits.


Which direct modeling tool was used to remove a counter-bore from an imported CAD model as shown from exhibit 1 to exhibit 2?

Error: Select an answer

6. The CNC programmer has selected 2D adaptive to rough machine mold cavities. The file size for this strategy is too large for the control memory. To reduce the file size, the programmer should modify which Passes option?

Error: Select an answer

7. How can a CNC programmer create a setup sheet that is configurable?

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8. Which right-click option should be used to remove a component from an assembly without maintaining its feature history?

Error: Select an answer

9. Which surface command requires a closed loop selection?

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10. Refer to exhibit.

Which option was used on the counter-bored hole shown in the exhibit during geometry selection for a drilling toolpath?

Error: Select an answer

11. Refer to exhibit.

A CNC programmer is creating a facing toolpath on the part shown in the exhibit.What does the highlighted orange edge represent?

Error: Select an answer

12. Refer to exhibit.

A CNC programmer is creating a 2D Contour toolpath using a chamfer mill on the edge shown in the exhibit.How is the chamfer width defined to exactly match the model?

Error: Select an answer

13. How can a CNC programmer resolve an out-of-date NC program?

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14. Refer to exhibit.

What is the GD&T name for B in the exhibit?

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15. Refer to exhibit.

Which command should be used to round a sharp corner on a body shown in the before/after image?

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16. Which tool can modify the radius of a fillet, increase the diameter of a hole, and change the extruded thickness on a body?

Error: Select an answer

17. Refer to exhibit.
What type of fixture is shown in the exhibit?

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18. Refer to exhibit.

A CNC programmer is using a roughing toolpath to remove material from the part shown in the exhibit.

The large pocket is 1.1" deep and the tool used has a flute height of 0.75".

Which toolpath setting should be enabled?

Error: Select an answer

19. The CNC programmer has many Tool libraries located in the local folder. What is the file type used to export and backup the tool libraries?

Error: Select an answer

20. Refer to exhibit.

Which value in this setup must be changed to output a G55 work coordinate offset?

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21. Refer to the exhibit.

The side view of the part shown has 0.03in between the top of model and top of stock.

Which toolpath will default to cut between stock top and model top based on the stock model?

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22. What does the Live Tool option mean during tool creation?

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23. A CNC programmer is tasked to program the same part that has multiple material types. The programmer will create material presets for each tool. Using a machinability rating of materials chart, which single function requires modifying for each material type?

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24. Which option in Simulation Display is chosen to verify if the tool is climb milling?

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25. Refer to exhibit.

Based on the toolpath simulation options in Fusion 360, what will occur?

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26. Refer to exhibits.


A CNC programmer imported a vise assembly that included joints to allow the vise's sliding jaw to move. The vise assembly was set up to hold a part to be machined.The CNC programmer accidentally moved the vise jaw back as seen in exhibit 2. How can the jaw be placed back in its location in exhibit 1?

Error: Select an answer

27. Which option should be used to rotate the camera view normal to the active sketch plane?

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28. Which 2 axes does a 2.5 axis CNC machine move in simultaneously while cutting a 2D pocket? (Choose two.)

Select 2 answers below.