The 3D Printing Revolution Coursera Quiz Answers

Get All Weeks The 3D Printing Revolution Coursera Quiz Answers

Week 01: The 3D Printing Revolution Coursera Quiz Answers

Quiz 02: Module 1 Practice Quiz

Q1. What happened a few years ago that helped a number of new firms enter the 3D printing industry?

The patents for several types of 3D printing technologies started to expire.
The price of 3D printing materials dropped rapidly.
A new 3D printing technique was discovered.
3D printing became further widespread because of the establishment of a 3D printing university.

Q2. Which adjective describes what 3D printing’s manufacturing process is like?

multiplied
subtractive
exponential
additive

Q3. Considering the current costs of 3D printers, which of the following 3D printing technologies is most expensive?

SLA
SLS
FDM
They all have high costs.

Q4. At which website can you download design files for free?

Thingiverse
Fusion
TinkerCad
MakerBot

Q5. Using the 3D printing typology, “solutions” can be described as:

component and existing
component and new
stand-alone and new
stand alone and existing

Quiz 03: Module 1 Quiz

Q1. In the development of 3D printing, which of the following contributions did Chuck Hull make?

Founded a 3D Printing company.
All of the above.
Invented 3D Printing.
Created the dominant file format (stl file) for 3D printing.

Q2. Which of the following 3D printing technologies is most common at the desktop level?

SLA
SLS
FDM
EDM

Q3. What is one of the limitations of both ABS and PLA?

stiffness
lack of durability
softness
lack of color choice

Q4. Which of the following is NOT a way to obtain digital design files for 3D printing?

downloading
modeling
imitating
scanning

Q5. Where might you be able to find 3D printers to help you with your work?

local public library
hackerspaces
universities
All of the above

Q6. Currently, with the use of 3D printing, many firms are not only __________ objects but also __________ them.

inventing; restructuring
remote sensing; manufacturing
remote sensing; inventing
prototyping; manufacturing

Q7. For the Thingiverse typology below, which of the following choices belong in the oval?

creations
replacements
substitutes
solutions

Q8. Fused deposition modeling (FDM) is a specific form of which of the following types of 3D printing processes?

material extrusion
binder jetting
material jetting
None of the above

Q9. According to Chris Meyer, what is one of the disadvantages of 3D printing?

3D printers are very expensive.
3D printers can’t make customized objects.
3D printers produce objects more slowly than conventional manufacturing tools.
All of the above

Q10. According to Aaron Roy, 3D printers lack which of the following?

a well-developed operating system
The ability to print in multiple colors
the ability to print metal objects
software capable of creating advanced 3D designs

Week 02: The 3D Printing Revolution Coursera Quiz Answers

Quiz 01: Module 2 Practice Quiz

Q1. Which of the following characteristics of 3D printing does NOT demonstrate sustainability?

Objects can be customized to your needs.
It produces little material waste.
It uses up less material.
The material costs are low.

Q2. How does 3D printing help small startups compete with large corporations?

Small startups can use 3D printing to massively produce anything they want.
3D printing has lower per-unit production costs.
Small startups can attract large amounts of investment by using 3D printing.
3D printing eliminates the advantages of economies of scale.

Q3. How does 3D printing change the role of consumers?

It makes consumers more cost-conscious.
It turns consumers into creators.
It does not change the role of consumers.
It turns consumers into skeptics.

Q4. Which of the following is NOT important for someone interested in making their own objects with a 3D printer?

an idea
Access to a 3D printer
Some knowledge of a 3D design software program
a skilled researcher in 3D printing

Q5. When did the 3D printing industry begin to explode?

2001
2004
2009
2013

Quiz 02: Module 2 Quiz

Q1. Which of the following are special features of 3D printing? Select all answers that are true.

scale over scope
digitization
self-assembly
sustainability

Q2. In contrast to traditional manufacturing techniques, one advantage of 3D printing is that __________.

objects can be produced faster
objects do not need any form of post-production assembly
objects are built-in sensors
None of the above

Q3. The 3D printing revolution is similar to the digital music revolution in which of the following ways?

Objects can be delivered electronically on your desktop.
Objects can be downloaded rather than physically shipped.
Objects can be easily modified and remixed.
All of the above

Q4. As discussed in the video lectures, 3D printing technology has the potential to lead to which of the following? Select the TWO answers that are correct.

Objects are downloadable and deliverable.
Supply chains will grow larger.
Customers are now creators.
Large companies will have an increased impact.

Q5. In the future, which of the following objects may be 3D printed?

batteries
digital devices
conductive ink
All of the above

Q6. Which project is Google currently working on?

Soli
Maker’s Marks
Both Soli and Maker’s Marks
Neither Soli nor Maker’s Marks

Q7. Which of the following objects was 3D printed on the International Space Station?

whistle
bottle opener
wrench
space helmet

Q8. 3D printing can reduce manufacturing costs by:

enhancing economies of scale
reducing the costs of prototyping
reducing the amount of human labor required to make an object
none of the above

Q9. Normal uses 3D printing to make customized:

dental braces
earbuds
prosthetics
smartphone cases

Q10. According to Hod Lipson, 3D printing is currently:

using pixels
an analog technology
a digital technology
using voxels

Conclusion:

In conclusion, we hope our 3D Printing Revolution Coursera Quiz Answers video has been an invaluable resource on your learning journey. 3D printing is at the forefront of innovation, and understanding its principles is essential in today’s ever-evolving world. Click here to learn about popular 3D Printing Software.