Description : The STL files translate the part geometry from a CAD system to________ a.CNC machine b.VMC machine c.RP machine d.CAPP machine
Last Answer : c.RP machine
Description : Choose the correct sequence to generate prototype a.3D CAD data - CAD solid model - STL file - RP prototype b.CAD solid model - 3D CAD data - RP prototype - STL file c.STL file - 3D CAD data - CAD solid model - RP prototype d.3D CAD data - STL file - CAD solid model - RP prototype
Last Answer : a.3D CAD data - CAD solid model - STL file - RP prototype
Description : From following, the alternative name for RP is ________ a.Additive Manufacturing b.Layer Manufacturing c.Direct CAD Manufacturing d.All of the above
Last Answer : d.All of the above
Description : Which two disciplines are tied by a common database? a.documentation and geometric modeling b.CAD and CAM c.drafting and documentation d.none of the mentioned
Last Answer : b.CAD and CAM
Description : CAD/CAM is the relationship between a.science and engineering b.manufacturing and marketing c.design and manufacturing d.design and marketing
Last Answer : c.design and manufacturing
Description : A system that automates the drafting process with interactive computer graphics iscalled a.Computer Aided Engineering (CAE) b.Computer Aided Design (CAD) c.Computer Aided Manufacturing (CAM) d.Computer Aided Instruction (CAI)
Last Answer : b.Computer Aided Design (CAD)
Description : Which of the following can not be the input of CAD solid model? a.Physical mockup b.2D surface data c.Tooling d.3D CAD data
Last Answer : c.Tooling
Description : Which system uses computers at higher level strategies a.Variant CAPP b.Generative CAPP c.Hybrid CAPP d.All of the above
Last Answer : b.Generative CAPP
Description : Which system uses computers at lower-level strategies a.Variant CAPP b.Generative CAPP c.Hybrid CAPP d.All of the above
Last Answer : a.Variant CAPP
Description : Which of the following is not a data interfacing format? a.STL b.SLC c.LEAF d.RP
Last Answer : d.RP
Description : ____ is defined as the set of technologies that can construct physical solid models from CAD data a.Rapid Production b.Rapid prototyping c.Lean Manufacturing d.Artificial intelligence
Last Answer : b.Rapid prototyping
Description : Which of the following is the process of the pre-processing stage? a.Remove support b.Checking 3D CAD data c.De-powdering loose material d.Dip in a binder to strengthen the part
Last Answer : b.Checking 3D CAD data
Description : Which CAD software cannot be used to create data for the prototyping machine? a.CREO b.CATIA c.NX Unigraphics d.Adobe Illustrator
Last Answer : d.Adobe Illustrator
Description : Which one is NOT related to rapid prototyping definition? a.Layer by layer b.Physical model c.From 3D CAD data d.Production line
Last Answer : d.Production line
Description : Which one of the following is not Extrusion-Based RP Systems? a.Fused Deposition Modelling (FDM) b.3D Printing c.Sheet Lamination (Laminated Object Manufacturing (LOM)) d.Electron Beam melting (EBM)
Last Answer : d.Electron Beam melting (EBM)
Description : Which one of the following RP technologies uses solid sheet stock as the starting material? a.Droplet deposition manufacturing b.Fused-deposition modeling c.Laminated-Object Manufacturing d.Selective Laser Sintering
Last Answer : c.Laminated-Object Manufacturing
Description : Which of the following RP technologies uses molten material as the starting material? a.Three-Dimensional Printing b.Fused-Deposition Modeling c.Stereolithography d.Selective Laser Sintering
Last Answer : c.Stereolithography
Description : Which of the following RP technologies uses powders as the starting material? a.Droplet Deposition Manufacturing b.Fused-Deposition Modeling c.Selective Laser Sintering d.Stereolithography
Last Answer : c.Selective Laser Sintering
Description : Which of the following is the process in the RP cycle? a.Post-processing b.Transfer to machine c.Pre-processing d.All of the above
Description : What type of inner structure can be used to reduce the printing time of the model in RP? a.Higher resolution b.Smaller polygons c.Lower resolution d.None of the above
Last Answer : c.Lower resolution
Description : What type of inner structure makes the smoothest model in RP? a.Higher resolution b.Larger polygons c.Lower resolution d.None of the above
Last Answer : a.Higher resolution
Description : Which material gives finest surface finish in RP? a.ABS b.PLA c.Nylon d.INF
Last Answer : b.PLA
Description : Which of the following RP system is not developed by 3D systems? a.Selective Laser Sintering (SLS) b.Multi-Jet Modeling System (MJM) c.Paper Lamination Technology (PLT) d.Stereolithography Apparatus (SLA)
Last Answer : c.Paper Lamination Technology (PLT)
Description : Which of the following is not Powder-Based RP system? a.Selective Laser Sintering (SLS) b.Solid Object Ultraviolet-Laser Printer (SOUP) c.Electron Beam Melting (EBM) d.Direct Metal Deposition (DMD)
Last Answer : b.Solid Object Ultraviolet-Laser Printer (SOUP)
Description : Which of the following is not Solid-based RP system? a.Laminated Object Manufacturing (LOM) b.Paper Lamination Technology (PLT) c.Electron Beam Melting (EBM) d.Fused Deposition Modeling (FDM)
Last Answer : c.Electron Beam Melting (EBM)
Description : Which of the following is not Liquid-based RP system? a.Stereolithography Apparatus (SLA) b.Laminated Object Manufacturing (LOM) c.Solid Ground Curing (SGC) d.Solid Object Ultraviolet-Laser Printer (SOUP
Last Answer : b.Laminated Object Manufacturing (LOM)
Description : Process of converting STL file model in to layers is called________in RP a.chopping b.slicing c.cutting d.trimming
Last Answer : b.slicing
Description : In the context of rapid prototyping and additive manufacturing, tessellation refers to theprocess of slicing the CAD model of the part into layers. a.Droplet Deposition Manufacturing b.Used-Deposition Modeling c.Laminated-Object Manufacturing d.Stereolithography
Last Answer : d.Stereolithography
Description : A computer model of a part design on a CAD system is called which of the following? a.Computer Prototype b.Geometric Prototype c.Solid Prototype d.Virtual Prototype
Last Answer : d.Virtual Prototype
Description : Which of the following is least important in design during rapid prototyping? a.Machine size b.Tolerance c.Material d.CAD software
Last Answer : b.Tolerance
Description : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS
Last Answer : c.STL
Description : In a CAD package, mirror image of a 2D point P (5, 10) is to be obtained about a line whichpasses through the origin and makes an angle of 45° counterclockwise with the X-axis. The coordinates of the transformed point will be a.(7.5, 5) b.(10, 5) c.(7.5, -5) d.(10, -5)
Last Answer : b.(10, 5)
Description : In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10)to P2 (10,15)will have its center at a.(10, 10) b.(15, 10) c.(15, 15) d.(10, 15)
Last Answer : a.(10, 10)
Description : Laminated Object Manufacturing (LOM) is developed by_______ a.Stratasys b.CAM-LEM c.Kira Corporation d.Cubic Technologies
Last Answer : d.Cubic Technologies
Description : With reference to NC machines, which of the following statements is wrong a.Both closed-loop and open-loop control systems are used b.Paper tapes, floppy tapes and cassettes are used for data storage c.Digitizers may be used as interactive input devices d.Post processor is an item of hardware
Last Answer : c.Digitizers may be used as interactive input devices
Description : STL files contains ______ a.mass properties of the model b.geometrical data c.drawing data d.all of the above
Last Answer : b.geometrical data
Description : Which of the process, the input material is in powder form? a.LOM b.SLS c.FDM d.MJM
Last Answer : b.SLS
Description : Which of the process, the input material is in liquid form? a.LOM b.SLS c.FDM d.MJM
Last Answer : d.MJM
Description : From the following, in which process, the input material is in solid form? a.SLA b.SLS c.FDM d.MJM
Last Answer : c.FDM
Description : The last four digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : b.Secondary code
Description : The middle four digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : c.Supplementary code
Description : The first five digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : a.Form code
Description : In the process of Selective Laser Sintering, raw material used is in the form of ______ a.machining wax b.foam core c.powder d.rubber
Last Answer : c.powder
Description : STL file format is represented by interaction of ______ a.lines and hexagons b.lines and rectangles c.lines and triangles d.lines and circles
Last Answer : c.lines and triangles
Description : Slicing a part is easier in ______ a.B-rep method b.STL method c.CSG method d.PRT method
Last Answer : b.STL method
Description : Support structures are required for ______ a.thin portions b.thick portions c.overhanging portions d.all of the above
Last Answer : c.overhanging portions
Description : Which of the following software is/are used for design and manufacturing? (a) CAD (b) C.DA and CAM (c) CAM (d) Both (a) and (c) -Technology
Last Answer : (d) CAD and CAM are the two important software used in designing and manufacturing. Using CAD, designers can developed more detailed design and the final design can be combined with CAM.
Description : Use computers for storage and retrieval of the data for the process plans are? a.Lower-level strategies b.Intermediate strategies c.Higher-level strategies d.Morden-level strategies
Last Answer : a.Lower-level strategies
Description : Choose the right sequence for Production Flow Analysis a.PFA Chart - Data Collection - Sortation of process plans b.Data collection - PFA chart - Sortation of process plans c.Sortation of process plans - Data collection - PFA chart d.Data collection - Sortation of process plans - PFA chart
Last Answer : d.Data collection - Sortation of process plans - PFA chart
Description : Which of the following is the last step of the rapid prototyping process? a.3D Modeling b.Data Conversion c.Building d.Postprocessing
Last Answer : d.Postprocessing