CAMT Cheat Sheet 2026

The 30 highest-yield CAMT facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Why is a fire extinguisher required near AM equipment? → To quickly suppress potential fires (e.g., from polymers or powders)
2. What is a key limitation of Material Jetting (PolyJet) technology? → Limited mechanical strength for functional parts
3. What is the primary goal of Design for Additive Manufacturing (DfAM)? → To exploit AM's freedom for lightweight, complex geometries
4. What common challenge do professionals face when applying Blueprint Reading & Technical Drawings principles? → Balancing theoretical best practices with practical constraints and real-world conditions
5. Which additive manufacturing process is best suited for producing metal parts with high precision? → Direct Metal Laser Sintering (DMLS)
6. Which of the following is a common material used in Fused Deposition Modeling (FDM)? → ABS (Acrylonitrile Butadiene Styrene)
7. What is the purpose of automatically generated support structures in slicing software? → To provide temporary material beneath overhanging features during the build
8. Why is support structure removal considered a critical post-processing step? → To prevent surface imperfections and stress concentrations
9. Why is data security important when using professional technology tools? → To protect sensitive information from unauthorized access, breaches, and loss
10. What is the recommended approach to staying current in Blueprint Reading & Technical Drawings? → Regular professional development, industry publications, and peer collaboration
11. What two factors does layer height in slicing software most directly affect? → Part resolution and total build time
12. Which material property is critical for ensuring successful printing in Powder Bed Fusion (PBF)? → Powder flowability and particle size distribution
13. How does 'part consolidation' benefit AM designs? → Reduces assembly time and improves reliability
14. What is the purpose of a technology needs assessment? → To identify gaps between current capabilities and desired outcomes
15. What role does 'minimum feature size' play in DfAM? → Defines the smallest viable detail based on printer resolution
16. Why is proper ventilation critical in polymer AM processes? → To prevent inhalation of harmful emissions
17. In additive manufacturing build preparation software, what is 'nesting' used for? → Efficiently arranging multiple parts within the build volume to maximize utilization
18. Which post-processing method is commonly used to improve surface finish on metal AM parts? → Sandblasting
19. Which file format was developed by a major industry consortium specifically to address limitations of STL, including support for color and material data? → 3MF
20. Which material characterization method uses a focused electron beam to image surface morphology at high magnification? → Scanning electron microscopy (SEM)
21. Which best describes the scope of Electrical Systems & Wiring in professional practice? → A comprehensive area covering both theoretical foundations and practical applications
22. What is the critical first calibration step when setting up an FDM 3D printer for production use? → Leveling the build plate and setting the correct Z-offset
23. In stereolithography (SLA) printing, what does 'cure depth calibration' determine? → The depth to which UV light cures the resin per layer exposure
24. Which quality management tool is used to identify the most significant factors in a dataset? → Pareto chart (80/20 rule)
25. Why is 'residual stress' a concern in metal AM designs? → It can lead to part distortion or failure
26. When exporting a build file for a metal SLM machine, which parameter setting most directly controls the final surface finish quality of the part exterior? → Contour scan speed and laser power for border tracks
27. Why is overhang angle consideration critical in DfAM? → To minimize support structures and improve surface finish
28. Which additive manufacturing process uses a photopolymer resin cured by UV light? → Stereolithography (SLA)
29. What is the purpose of Hot Isostatic Pressing (HIP) in metal AM post-processing? → To eliminate porosity and increase density
30. What is the significance of user training in technology implementation? → It maximizes the return on technology investment by ensuring effective utilization