Introduction to CAD CAM Practical CNC Machining Coursera Quiz Answer [💯Correct Answer]

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These answers are updated recently and are 100% correctanswers of all week, assessment and final exam answers of Introduction to CAD CAM Practical CNC Machining from Coursera Free Certification Course.

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Week 1 quiz

1.
Question 1
The Data Panel is accessed by clicking its icon on the:

1 point

  • Marking menu.
  • Application Bar.
  • Browser.
  • Tool bar.

2.
Question 2
If a sketch entity is blue, it means that it:

1 point

  • Has a constraint.
  • Underdefined.
  • Has a dimension.
  • Is a construction entity.

3.
Question 3
When starting from a new, empty design, which folder in the browser appears after extruding a sketch profile into a solid or a surface?

1 point

  • Named Views.
  • Bodies.
  • Sketches.
  • Origin.

4.
Question 4
Which of the following can be applied while creating an Extruded feature from a sketch profile?

1 point

  • Shell.
  • Fillet.
  • Draft.
  • Chamfer.

5.
Question 5
One way that Projected drawing views differ from Isometric drawing views is that:

1 point

  • Position alignment of Projected views is locked to the parent view.
  • Projected views can have a scale which is different from the parent view.
  • Isometric views can have an appearance style different from the parent view.
Week 2 quiz

1.
Question 1
Fixturing is also often referred to as?

1 point

  • Work holding.
  • Arresting.
  • Immobilizing.
  • Grounding.

2.
Question 2
When measuring and adjusting the squareness of a vise, which is the preferred part of the vise to test for squareness?

1 point

  • Fixed jaw.
  • Movable jaw.
  • The vise casting.
  • The vise screw.

3.
Question 3
What is the main defining characteristic of a Lathe?

1 point

  • It is the same as a mill only on its side.
  • All lathes are different with no defining characteristic.
  • The material is spinning relative to the tool.
  • The tool is spinning relative to the material.

4.
Question 4
What axis typically aligns parallel with the fixed jaw on a vise on a CNC mill?

1 point

  • X axis.
  • A axis.
  • Y axis.
  • Z axis.

5.
Question 5
On a CNC lathe, material spins about which axis?

1 point

  • Y axis.
  • X axis.
  • A axis.
  • Z axis.
Week 3 quiz

1.
Question 1
Under the setup tab, which stock mode allows the user to input specific width, depth and height measurements to define the stock size?

1 point

  • Fixed size box.
  • Relative size box.
  • From solid.
  • Relative size cylinder.

2.
Question 2
When creating a CAM setup, where does the program comment get used down-stream?

1 point

  • In the save version comment.
  • In the NC file.
  • It doesn’t get used.
  • In each toolpath.

3.
Question 3
When creating a new tool in Fusion 360, which of the following is not a parameter you can control?

1 point

  • Feeds and speeds.
  • Tool material.
  • Tool number.
  • Tool display color.

4.
Question 4
When filtering machine configurations what locations can be selected to search?

1 point

  • Cloud and local.
  • Only cloud currently.
  • Cloud, document, local and system.
  • Document and system.

5.
Question 5
When setting up a machine configuration file, which of the following options is not available as a “capability”?

1 point

  • Milling.
  • Mill-turn.
  • Turning.
  • Cutting.
Week 4 quiz

1.
Question 1
Which setup operation type is the correct choice when using a waterjet to make a part?

1 point

  • Cutting.
  • Grinding.
  • Milling.
  • Turning or mill/turn.

2.
Question 2
Fusion 360 uses yellow lines when displaying calculated toolpaths to indicate which of the following?

1 point

  • Ramping movements.
  • Rapid movements.
  • Lead-in or lead-out movements.
  • Cutting movements.

3.
Question 3
The physical material for a body is assigned while in which workspace?

1 point

  • Drawing.
  • Manufature.
  • Animation.
  • Design.

4.
Question 4
A pocket that meets the outer contour of a part and is not fully enclosed is commonly known as?

1 point

  • An open pocket.
  • A Partially enclosed pocket.
  • A degenerate pocket.
  • A semi-pocket.

5.
Question 5
Choosing the Rest Machining option in the 2D Pocket, 2D Contour or 2D Adaptive Clearing toolpaths is useful for which of the following?

1 point

  • Removing only the remaining material from a previous toolpath.
  • Machining only open pockets.
  • Aggressively roughing out material.
  • Machining only fully enclosed pockets.
Course assessment

1.
Question 1
One purpose of creating User Parameters is to:

1 point

  • Apply a Constraint to sketch entities.
  • Set the physical material of a body.
  • Create a sketch.
  • Control the value of multiple dimensions from a single access point.

2.
Question 2
Which of the following cannot be applied to Bodies alone?

1 point

  • Chamfers.
  • Extrudes.
  • Joints.
  • Revolves.

3.
Question 3
A GD&T Feature Control Frame can be added to the drawing by accessing it from which of the following dropdowns:

1 point

  • Symbols.
  • Dimensions.
  • Geometry.
  • Text.

4.
Question 4
What occurs every time a file is saved in Fusion 360?

1 point

  • None of these.
  • A Simulation is run.
  • A Version is created.
  • The file opens in a web browser

5.
Question 5
Which additional workspace is found in the commercial version of Fusion 360?

1 point

  • Simulation.
  • Drawing.
  • Generative.
  • Animation.

6.
Question 6
When selecting stock, the machinability index indicates:

1 point

  • Minimum size increments that the material is available in.
  • How aggressively material can be removed.
  • How expensive the material is.
  • How large the material is.

7.
Question 7
Securely fixturing the material is especially important in CNC machining due to:

1 point

  • High forces generated during cutting.
  • Location of cooling nozzles.
  • The cost of material.
  • Material doesn’t need to be securely fixtured.

8.
Question 8
Work coordinate systems represent the location of the part in relation to what?

1 point

  • The coordinate system of the machine.
  • The physical location of the machine.
  • The time and date parts are made.
  • It is unrelated to anything.

9.
Question 9
What is the typically attachment hardware used to hold down a vise of stock to a CNC mill’s table?

1 point

  • C nuts.
  • X nuts.
  • T nuts.
  • Square nuts.

10.
Question 10
Stock material selection is an important factor in which of the following? (Select all that apply)

1 point

  • Selection of tools.
  • Availability.
  • Selection of a machine.
  • Design of a part.

11.
Question 11
The coordinate system set up on a part must represent which of the following?

1 point

  • The origin in the design.
  • Any arbitrary location.
  • The location of the coordinate system when stock is placed in a machine.
  • The home position of the machine.

12.
Question 12
Tool renumbering requires that you:

1 point

  • Update the diameter offset.
  • You aren’t required to update the tool offsets.
  • Update the compensation offset.
  • Update the length offset.

13.
Question 13
Tool library sample tools can’t be edited, but they can be:

1 point

  • Copied.
  • Moved.
  • Duplicated.
  • Deleted.

14.
Question 14
Machine definitions are required for:

1 point

  • Multi-axis milling.
  • Machine definitions are not currently required it is a preview functionality.
  • Turning.
  • 3-Axis milling.

15.
Question 15
Where can the definition of a tool changer be found when setting up a machine configuration?

1 point

  • Tools menu.
  • Description.
  • Kinematics.
  • Capabilities.

16.
Question 16
An extensive sample tool library is supplied with Fusion by default. If the parameters for a tool from the sample library needs to be modified:

1 point

  • The user can edit the parameters directly in the sample library.
  • The tool must first be copied & pasted into a user library.
  • A library tool’s parameters cannot be edited under any circumstances.
  • Fusion must be restarted after the changes are made.

17.
Question 17
For a 2D Profile toolpath, which cutter compensation type will use the CNC machine to calculate the tool’s offset?

1 point

  • None of these.
  • In control.
  • Wear.
  • In computer.

18.
Question 18
Using a machine configuration as part of a setup can help the user by:

1 point

  • Simulating the movement of the machine tool’s physical components on-screen.
  • Alerting the user if certain programmed inputs exceed the specific machine’s capability.
  • Making toolpath creation automatic.
  • Helping to determine the amount of time a part will take to machine.

19.
Question 19
When creating a Drilling toolpath, which hole mode geometry option can allow the user to automatically select all holes on a part based on an input value?

1 point

  • None of these.
  • Diameter range.
  • Selected faces.
  • Selected points.

20.
Question 20
Which of the following must be done to CAM toolpaths to output G-Code so that a program can be run on a CNC machine?

1 point

  • Toolpaths must be linked to another file.
  • The toolpaths must be saved locally.
  • They must be post processed.
  • They must be simulated first.
Peer-graded Assignment: Course Challenge – Peer Review

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Conclusion

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