FFF Printers Quiz

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FFF Printers Quiz

3D printer quiz

Name *

UNI *

Which of the following file types will you need to use the 3D printers?

1 point

.sldprt

.stl

.obj

.f3d

Clear selection

Match the type of printer with the material that it uses

3 points

plastic filament

resin

plastic powder

Fused Deposition Modeling (FDM)

Stereolithography (SLA)

Selective Laser Sintering (SLS)

Clear selection

What core type would you use to print PLA?

1 point

Clear selection

What nozzle size is used for printing PLA?

1 point

0.4mm

0.6mm

0.8mm

All of the above

Clear selection

In the diagram, where is the extruder located?

1 point

Clear selection

In the diagram, where is the filament spool located?

1 point

Clear selection

What is slicer software used for?

1 point

It allows the 3D printer to chop vegetables

It "slices" the object to be printed into layers and then generates instructions for the 3D printer to print these layers

It is an online repository for 3D prints

It is used to design 3D objects

Clear selection

What infill percentage is most appropriate for a part that needs to be strong?

1 point

10-20%

300%

50-70%

Clear selection

Which of the following models have overhanging structures that will require support material?

1 point

Option 1

Option 2

Option 3

Option 4

Clear selection

You previously tried printing this part and it failed due to warping and breaking free from the bed during the print. What is the best way to fix this?

1 point

Turn up support material percentage to 100%

Redesign your part to be thicker

Print with a higher quality setting

Add an adhesion layer

Clear selection

In the slicer software, you change the resolution (layer height) from 0.12mm to 0.3mm. In general, what effect will this have?

1 point

None

Greater resolution

Faster printing time

Slower printing time

Clear selection

What is the best way to reduce print time for this part?

1 point

Raise the layer height

Re-orient it to use less support material

Remove an adhesion layer

Change the printing speed to 1000

Clear selection

How do you start a print from the slicer software?

1 point

The printer automatically starts after the slicing finishes

Use a USB to transfer the slicer file to the printer

Click "Send to Printer" after the machine code is generated

A superuser will assist you with this step

Clear selection

The printer doesn't immediately begin printing after you start it. Why is this?

1 point

The printer is broken, you need to let a superuser know

The printer is out of filament, you need to let a superuser know

The printer is heating the print bed and extruder

The slicer software can take a while depending on the complexity of your part

Clear selection

What are some common issues that can cause prints to fail?

1 point

Printing spaghetti

The print breaking free from the bed (losing adhesion)

Running out of filament in the middle of a print

All of the above

Clear selection

What is the best way to remove a print from the print bed?

1 point

Wait for the support material to dissolve

Ask a superuser to remove it for you

The printer automatically removes prints once they are finished

Slide the metal spatula under the print and pry it off

Clear selection

Where do you put a finished print that doesn't belong to you?

1 point

The prints remain in the printer until the owner comes to pick them up

You can place them on the table next to the printers

In the finished prints bin

Lost and found

Clear selection

How long should you watch your print after starting it?

1 point

You don't need to watch the print, it happens automatically

Watch the first layer to make sure it adheres properly

Watch until all of the support material is printed

You need to watch the entire print

Clear selection

Which of the following prints need an approval by a superuser? (Select all that apply)

2 points

PLA filament, 8 hours long

TPU filament, 5 hours long

PLA filament, 13 hours long

TPU filament, 20 hours long

What is our printer reservation policy?

1 point

You can sign up to reserve printers on our website

Printers can be reserved if the print is less than 8 hours long

Printers can only be reserved for class use

You cannot reserve printers

Clear selection

You have started a print and the print head is moving in the air, but nothing is being extruded. What is the best way to fix this?

1 point

Use a tool to unclog the nozzle

Restart the print until it works

Walk away, the issue will resolve itself

Alert a superuser, they will perform the necessary machine maintenance

Clear selection

Which of the following applications should be closed when you are finished using the makerspace computer?

1 point

Everything you open

Clear selection

You have finished with the online training. What is the next step to use the 3D printers

1 point

You're ready! You can now print whenever you want

You need to be a superuser to use the 3D printers

You need to complete an in-person training session with a superuser

You submit your print files online through the website

Clear selection

Submit

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