OE22003 - 3D Printing & Design - Theory and practices

1. What does AM stand for in manufacturing?

• Advanced Machining
  

• Additive Manufacturing
  

• Automated Manufacturing

• Alternative Manufacturing

What is the key difference between AM and traditional subtractive manufacturing?

• Subtractive manufacturing is more environmentally friendly

• AM is only used for plastics, while subtractive manufacturing is used for metals

• AM adds material layer by layer while subtractive manufacturing removes material

• AM removes material while subtractive manufacturing adds material

Which of the following is NOT a typical AM process?

• Fused Deposition Modeling (FDM)
  

• Selective Laser Sintering (SLS)
  

• CNC Milling
  

• Stereolithography (SLA)

Which AM process uses a laser to sinter powdered material?

• SLS
  

• SLA

• FDM
  

• DLP

What is the main advantage of 3D printing over traditional manufacturing methods?

• Ability to produce complex geometries

• Higher production speed

• Lower material cost

• All of the above

Which file format is commonly used for 3D printing models?

• JPEG

• STL

• DOCX

• MP4

Which type of AM process involves curing liquid resin using UV light?

• SLS

• FDM

• DMLS

• SLA

What is a major limitation of AM?

• High initial investment cost

• It only works with metals

• It requires a large workforce

• It cannot produce complex shapes

Which industry widely uses AM for creating prosthetic limbs?

• Medical

• Aerospace

• Automotive

• Fashion

What is the process of adding material layer by layer in AM called?

• Milling

• Layered fabrication

• Extrusion

• Injection molding