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SME Toolingu AM Exam With Questions And Complete Answers
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SME Toolingu AM Exam With Questions AndComplete Answers
What AM post-processing technique is used to improve the physical and
mechanical properties of metal parts? - Answer Heat treatment
What AM process did manufacturers develop in the 1990s that allowed them to
produce metal parts? - Answer Direct metal laser sintering (DMLS)
What term refers to manufacturers using AM as an intermediary step during a
traditional manufacturing operation? - Answer Secondary process
What additive manufacturing method involves depositing and curing drops of
liquid or liquid-like material? - Answer Material jetting
What unique AM feature can help reduce a part's weight while improving its
strength and fatigue resistance? - Answer Lattice structures
Which of the following parts would a smaller, more inexpensive AM machine be
best suited to produce? - Answer Conceptual model
What additive manufacturing method involves sintering granulated material to
create a part? - Answer Powder bed fusion (PBF)
How do STL files represent the complex, smooth surfaces of CAD model? STL
files represent CAD models as: - Answer A series of interconnected triangles.
What AM material is available in filaments, liquids, and powders and used in
material extrusion and selective laser sintering (SLS)? - Answer Polymer
What type of AM layer construction method involves creating lines of material
with a single-point source? - Answer 1D channel
What computer file represents an AM part as layers and automatically generates
the toolpaths for an AM procedure? - Answer G-code
What step in the basic AM procedure must engineers or operators complete
before creating an STL file and G-code file? Engineers or operators must first: -
Answer Create a 3D CAD model of the part.
What is an advantage of additive manufacturing? Additive manufacturing: -
Answer Allows for more freedom in part shape
,What is one aspect of a final part that engineers or operators select when
creating the CAD model? - Answer Resolution
What is one barrier to AM growth in the overall manufacturing market? - Answer
variable part tolerance
What manufacturing process involves stacking layers of material in order to
create a finished part? - Answer Additive manufacturing
What removable AM components fortify an AM part as it is built? - Answer
support structure
What type of safety equipment can be used to help prevent operators from
building up a slight electrical charge, which could light a pyrophoric material on
fire? - Answer Antistatic mats
Which additive manufacturing method involves cutting a shape in a thin layer of
material and then fusing that with other layers? - Answer Sheet lamination
What is one way operators can protect against the electrical hazards associated
with additive manufacturing? Operators can: - Answer Ensure the machine is
grounded.
What type of radiation hazard is caused by the light used to cure liquid
photopolymers? - Answer Ultraviolet radiation
Which additive manufacturing material can have a chemical reaction and harden
if exposed to light? - Answer Liquid photopolymer
What additive manufacturing post-processing operation smooths the surface
finish of the part and requires a dust mask and gloves? - Answer Filing
Which of the following statements describes additive manufacturing? Additive
manufacturing is the process of: - Answer Building parts through the stacking of
successive layers of material.
, Which of the following is one of the required categories on a safety data sheet? -
Answer Hazard identification
How should operators dispose of hazardous additive manufacturing materials?
Hazardous manufacturing materials should be: - Answer Sealed in containers for
pickup by a disposal agency.
What part of a Hazard Communication Standard label illustrates the hazards
associated with the material? - Answer pictogram
What should operators do before attempting to clean an additive manufacturing
machine? Operators should: - Answer Fume extractor
What component is used to fix a switch, valve, or energy-isolating mechanism in
the "off" position? - Answer Lockout device
What type of personal protective equipment protects operators from inhaling
fumes, gases, and other airborne hazards? - Answer Respirator
Which of the following complexities associated with AM would allow for an
engineer to design moving features directly into a part build? - Answer
Functional complexity
Which of the following applications uses an AM part as a model to help design
parts for end-use and other applications? - Answer Prototype applications
What AM material do manufacturers increasingly use when creating parts with
material extrusion to build parts with excellent strength-to-weight ratios? -
Answer Composites
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