Description : What is the name of the space in which the image is displayed? a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window
Last Answer : b.Screen co-ordinate system
Description : The window opened on the raster graphics screen in which the image will bedisplayed is called a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window
Last Answer : d.Interface window
Description : What is the rectangle in the world defining the region that is to be displayed? a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window
Last Answer : c.World window
Description : Any convenient co-ordinate system or Cartesian co-ordinates which can be usedto define the picture is called a.spherical co-ordinates b.vector co-ordinates c.viewport co-ordinates d.world co-ordinates
Last Answer : d.world co-ordinates
Description : By changing the dimensions of the viewport, the and ofthe objects being displayed can be manipulated. a.Number of pixels and image quality b.X co-ordinate and Y co-ordinate c.Size and proportions d.All of these
Last Answer : c.Size and proportions
Description : Which of this is compulsory for 2D reflection? a.Reflection plane. b.Origin c.Reflection axis d.Co-ordinate axis.
Last Answer : c.Reflection axis
Description : Drawing of number of copies of the same image in rows and columns acrossthe interface window so that they cover the entire window is called a.Roaming b.Panning c.Zooming d.Tiling
Last Answer : d.Tiling
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
Description : Co-ordinates are ranging according to the screen resolution. a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
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 : The process of mapping a world window in World Coordinates to the Viewportis called Viewing transformation. a.TRUE b.FALSE c. d.
Description : The matrix representation for translation in homogeneous coordinates is a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Description : In which type of projection, actual dimensions and angles of objects and therefore shapescannot be preserved? a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Description : Which of the following is the default coordinate system? a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Description : An area on a display device to which a window is mapped is called a…………. a.Window b.Viewpoint c.Pixel d.None of the above
Last Answer : b.Viewpoint
Description : ____ is an independent and self-operated vehicle which moves on defined guide ways a.Automated Guarded Vehicles b.Automated Storage and Retrieval System c.Automated Guided Vehicles d.Automated Driving Vehicles
Last Answer : c.Automated Guided Vehicles
Description : A combination of equipment and controls which handles, stores and retrieves materials withprecision,accuracy and speed under a defined degree of automation is known as ____ a.Automated storage and retrieval system (AS/RS) b.Flexible manufacturing system c.Automated guided vehicle d.None of the above
Last Answer : a.Automated storage and retrieval system (AS/RS)
Description : ……… is the origin of the coordinate system which is defined by manufacturer they cannotbe changed a.Blocking Point b.machine Zero Point c.Start Point d.Program Zero point
Last Answer : b.machine Zero Point
Description : The points in the entire structure are defined using the coordinates system is known as a.local coordinates system b.natural coordinates system c.global coordinate system d.none of the above
Last Answer : c.global coordinate system
Description : In , the coordinates are mentioned in the program with respect to onePrevious point. a.Incremental System b.Absolute System c.Datum System d.Screen Coordinates System
Last Answer : a.Incremental System
Description : In , the coordinates are mentioned in the program with respect to onereference point a.Incremental System b.Absolute System c.Datum System d.Screen Coordinates System
Last Answer : b.Absolute System
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 : The technology is defined as the sophistication of a plant ,any equipment or any machine etc a.TRUE b.FALSE c.D d.
Last Answer : b.FALSE
Description : The technology is defined as the sophistication of a plant ,any equipment or anymachine etc a.TRUE b.FALSE c. d.
Description : is defined as the ratio of the largest dimension of theelement to the smallest dimension. a.Element depth ratio b.Mode shape ratio c.Aspect ratio d.None of the above
Last Answer : c.Aspect ratio
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 : Synthetic curve pass through defined data points and thus can be represented by a.polynomial equations b.exponential equations c.partial differential equations d.differential equations
Last Answer : a.polynomial equations
Description : The curve is defined as the locus of a point moving with _ degree of freedom a.0 b.1 c.2 d.3
Last Answer : b.1
Description : The unit vector in the direction of the line is defined as . a.tangent vector+length of the line b.tangent vector-length of the line c.tangent vector/length of the line d.length of the line/tangent vector
Last Answer : c.tangent vector/length of the line
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 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 term that is used for geometric modelling like solid modelling, wire frame modellingand drafting is known as a.software package b.operating system c.application software d.none of the mentioned
Last Answer : a.software package
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 : In laminated object manufacturing (LOM), which of the following cutting strategy ispreferable? a.Directional scanning b.Zigzag tool paths c.Contouring and spiral paths d.Boundary cutting tool paths
Last Answer : d.Boundary cutting tool paths
Description : STL consists of an unordered list of _______ facets representing the outside skin of an object. a.linear b.triangular c.square d.hexagonal
Last Answer : b.triangular
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 : In the ___________ process, one starts with a single block of solid material larger than the finalsize of the desired object and material is removed until the desired shape is reached. a.Subtractive process b.Additive process c.Formative process d.All of above
Last Answer : a.Subtractive process
Description : ________ command gives an array of object in 3D modeling a.Extrude b.Revolve c.Pattern d.All of the above
Last Answer : c.Pattern
Description : Which of the following uses a number of two-dimensional profiles for generating athree-dimensional object? a.Tweaking b.Lofting c.Filleting d.none of the above
Last Answer : b.Lofting
Description : Reversing the order in which a sequence of transformations is performed may affect thetransformed position of an object. a.TRUE b.FALSE c. d.
Description : Which transformation distorts the shape of an object such that the transformed shapeappears as if the object were composed of internal layers that had been caused to slide over each other? a.Rotation b.Scaling up c.Scaling down d.Shearing
Last Answer : d.Shearing
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 : If the scaling factors values Sx and Sy < 1 then a.It reduces the size of object b.It increases the size of object c.It stunts the shape of an object d.None
Last Answer : a.It reduces the size of object
Description : We control the location of a scaled object by choosing the position is knownas……………………………. a.Pivot point b.Fixed point c.Differential scaling d.Uniform scaling
Last Answer : b.Fixed point
Description : The transformation that is used to alter the size of an object is a.Scaling b.Rotation c.Translation d.Reflection
Last Answer : a.Scaling
Description : Rotation is simply---------object w.r.t origin or centre point. a.Turn b.Shift c.Compression d.Drag element
Last Answer : a.Turn