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 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 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 : 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 : 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 : STL file converts curved surfaces into_______ a.Polygons b.Lines c.Surfaces d.None of the above
Last Answer : a.Polygons
Description : The polygons are scaled by applying the following transformation. a.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy + Yf(1-Sy) b.X’=x * Sx + Xf(1+Sx) & Y’=y * Sy + Yf(1+Sy c.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy – Yf(1-Sy) d.X’=x * Sx * Xf(1-Sx) & Y’=y * Sy * Yf(1-Sy)
Last Answer : a.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy + Yf(1-Sy)
Description : Polygons are translated by adding to the coordinate positionof each vertex and the current attribute setting. a.Straight line path b.Translation vector c.Differences d.Only b
Last Answer : d.Only b
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 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
Last Answer : d.All of the above
Description : Which of the following is not a data interfacing format? a.STL b.SLC c.LEAF d.RP
Last Answer : d.RP
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 : 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 : Input of RP data is ______ a.CAM data b.CAPP data c.CAD data d.All of the above
Last Answer : c.CAD data
Description : From following, the alternative name for RP is ________ a.Additive Manufacturing b.Layer Manufacturing c.Direct CAD Manufacturing d.All of the above
Description : Ms. Matthews is printing posters of her students' artwork. Since the images will be printed, they will need: A. a higher resolution for better print quality. B. a lower resolution for smaller ... a higher resolution to display on a monitor. D. a lower resolution in order to download faster.
Last Answer : A. a higher resolution for better print quality.
Description : The art of subdividing the structure into a convenient number of smaller elements is knownas a.discretization b.assemblage c.continuum d.traction
Last Answer : a.discretization
Description : If the structure is more complex in order to simplify the model, we need to subdividethe structure into substructures. These substructures are termed as . a.elements b.modules c.links d.models
Last Answer : b.modules
Description : A use computer to automatically generate process plans is? a.Lower-level strategies b.Intermediate strategies c.Higher-level strategies d.Morden-level strategies
Last Answer : c.Higher-level strategies
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 : The Bezier curve is smoother than the Hermite cubic spline because it has _________ orderderivatives. a.lower b.higher c.lower and higher both d.none of the above
Last Answer : b.higher
Description : In 4D printing, which one is the fourth dimension? a.Time b.Material c.Sound d.Light
Last Answer : a.Time
Description : Co-ordinates are ranging according to the screen resolution. a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
Description : To solve the FEM problem, it subdivides a large problem into smaller, simpler parts that arecalled a.static elements b.dynamic elements c.infinite elements d.finite elements
Last Answer : d.finite elements
Description : The parabola is defined mathematically as a curve generated by a point that moves suchthat its distance from the focus is always__________the distance to the directrix a.larger than b.smaller than c.equal to d.none of the above
Last Answer : c.equal to
Description : Chain type coding structure is also known as________ a.Poly code b.Mono code c.Hybrid code d.Miscellaneous code
Last Answer : a.Poly code
Description : From the following in which type of GT code tree-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Last Answer : c.Mono code
Description : From the following in which type of GT code chain-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Description : From the following which is the benefits of AS/RS a.Less product damage b.Good and easy housekeeping in FMS c.Reduce labour cost d.All of the above
Description : If the value of Sx=1 and Sy=1 then a.Reduce the size of object b.Distort the picture c.Produce an enlargement d.No change in the size of an object
Last Answer : d.No change in the size of an object
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 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 : Among the following, which one is the earliest step in Data Processing for RapidPrototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation
Last Answer : b.Part orientation
Description : Among the following, which one is the last step in Data Processing for Rapid Prototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation
Last Answer : c.Tool path generation
Description : A tessellated model is said to be valid if there are ________ a.no missing facets b.no degenerate facets c.no overlapping facets d.all of the above
Last Answer : d.all of the above
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 : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS
Last Answer : c.STL
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 : is an extension of the wireframe model with additional face information added. a.CSG b.B-rep c.Loft d.none of the above
Last Answer : b.B-rep
Description : Structuring and combining the primitives of the solid model in the graphics database,is achieved by the use of….. a.FEA b.transformations c.boolean operations d.none of the above
Last Answer : c.boolean operations
Description : Which kind of model can store information about geometry a.Solid model b.Surface model c.Wireframe model d.none of the above
Last Answer : a.Solid model
Description : The object space or the space in which the application model is defined is called a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window
Last Answer : a.World co-ordinate system
Description : When every entity of a geometric model remains parallel to its initial position, thetransformation is called as a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Last Answer : b.World Coordinate System
Description : Which coordinate system is a device-dependent coordinate system? a.World Coordinate System b.Model Coordinate System c.User Coordinate System d.Screen Coordinate System
Last Answer : d.Screen Coordinate System