GC 120

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Terms in this set (...)

A. For clarity it is permissible to repeat dimensions for the same feature in various views.
Which one of the following is NOT a good dimensioning practice?

A. For clarity it is permissible to repeat dimensions for the same feature in various views.
B. Avoid dimensioning to hidden lines.
C. Avoid placing dimensions within the boundaries of a view.
D. Dimensions should be placed in the view that most clearly describes the feature being dimensioned.
A. unidirectional system
When all dimensions and note text are oriented to read from the bottom of the drawing page, the dimensioning system used is called the:

A. unidirectional system
B. size system
C. aligned system
D. location system
See #3 on practice final (C)
Which figure illustrates the BEST dimensioning practice?

A.
B.
C.
D.
True
Sweeping uses a 2D profile to define a 3D object.

True/False
C. Center Line
Which of the following is typically represented in a drawing but does not have a true physical counterpart on the object?

A. Edge of a circular face
B. Corner of a rectangle
C. Center line
D. Edge of a planar surface
True
Isometric and multiview sketches actually are classified as orthographic projection techniques.

True/False
A. Grid Paper
When making a freehand technical sketch, which of the following is the least important?

A. Grid paper
B. Proportioning
C. Line Coventions
D. Alignment of views
B. Height
Which dimension is shared by the front, right side, rear, and left side views?

A. Depth
B. Height
C. Width
D. Length
C. Extension Lines
Which type of line connects dimension lines with the object?

A. Leader Lines
B. Visible Lines
C. Extension Lines
D. Oblique Lines
See #10 on practice exam (D)
Given the front and right side views below, choose the correct top view.

A.
B.
C.
D.
C. Revolved section
The sketch below shows a section of connecting rod to reveal the shape and depth of the rib. This special type of section is known as a(n):
#11

A. Offset section
B. Thin section
C. Revolved section
D. Aligned section
False
A true isometric projection of an object and an isometric drawing of the same object are identical in size.

True
False
False
Construction geometry is directly represented in the final part model.

True
False
See #14 on practice exam (B)
Given the front, right , and isometric pictorial views below, choose the correct missing view.

A.
B.
C.
D.
B. Two skew lines
____________ do NOT define a plane.

A. Three points
B. Two skew lines
C. A line and a point
D. Two parallel lines
B. Axonometric
If a client of yours were having difficulty visualizing a design, what type of drawing would be the easiest to understand?

A. Three-view orthographic
B. Axonometric
C. One-view orthographic
D. Bimetric
D. to the left of the front view
Using the standard projection theory in the United States, the left view of an object is typically drawn:

A. directly above the bottom view
B. to the left of the right view
C. to the right of the right view
D. to the left of the front view
D. Oblique
In orthographic projection, a type of face on the object that appears foreshortened in the horizontal, frontal, and profile image planes is known as a(n) ___________ face.

A. Inclined
B. Normal
C. Auxiliary
D. Oblique
C. Mirror
Which of the following is a common copying process in a 3D CAD modeler?

A. Scale
B. Extrude
C. Mirror
D. Sweep
A. the visible line is drawn when it coincides with a hidden line
When drawing or sketching a multiview projection and two or more lines overlap the following rule applies:

A. the visible line is drawn when it coincides with a hidden line
B. the visible line is drawn when it coincides with a cutting plane line
C. the hidden line is drawn when it coincides with a visible line
D. the center line is drawn when it coincides with a visible line
B. Frontal, Horizontal, Profile
What are the three principal planes in orthographic projection?

A. Back, Horizontal, Right Side
B. Frontal, Horizontal, Profile
C. Front, Top, Right Side
D. Top, Front, Auxiliary
See #22 on practice exam (C)
In the figure below, which is the counterbored hole?

A.
B.
C.
D.
E.
B. Ideation Sketching
Which of the following is NOT part of the refinement process?

A. Mathematical Modeling
B. Ideation Sketching
C. Stereolithography
D. Real (physical) Modeling
C. Implicit
Which type of constraint is automatically placed between geometric elements as you sketch the part?

A. Explicit
B. Dimensional
C. Implicit
D. Tolerance
A. 65.8
What is the correct reading for the Vernier scale below?

A. 65.8
B. 74.9
C. 70.3
D. 73.0
C. isometric projection
When all three angles of the axonometric axes on an object are equal, the pictorial drawing is classified as a(n):

A. dimetric projection
B. trimetric projection
C. isometric projection
D. oblique projection
See #27 on practice exam (C)
Given the top and front views, select the correct pictorial.

A.
B.
C.
D.
True
In order to choose the appropriate scale, you must know the size of the paper on which you will be printing.

True/False
B. Depth
The top and right side views have what common dimensions?

A. Height
B. Depth
C. Height and Width
D. Width and Depth
A. Tangent
The distance of a sweep operation in a solid model is defined by all of the following EXCEPT:

A. Tangent
B. To Next
C. Blind
D. Through All
C. Mutually perpendicular
The axes of a Cartesian coordinate system are:

A. always defined by the user
B. at 45 degrees to each other
C. mutually perpendicular
D. referenced to all objects
False
Current ANSI standards suggest the use of any character of text style of lettering for notes and dimensions on a technical drawing as long as it is easily read.

True/False
A. Linear array / pattern
When a parent feature is copied in one or two dimensions with specifications given for distances between copies and the total number of copies, you can use the common tool called:

A. Linear array / pattern
B. Radial array / pattern
C. Mirror
D. Extrude
C. at a point
Common methods for defining a workplane in a solid model include all of the following EXCEPT:


A. through an edge and a vertex
B. parallel to a surface at an offset distance
C. at a point
D. at an angle to a surface
A. All of the above
Which of the following is the responsibility of the production manager?


A. People
B. Plans
C. Process
D. All of the above
A. only show two views in some cases
When making a multiview sketch, it is permissible to:


A. only show two views in some cases
B. not worry about the view alignment
C. draw to the edge of the paper
D. rearrange the views
A. dimensioned multiview drawing of a single part to describe the part's shape, size, material, and finish
A detail drawing is a:

A. dimensioned multiview drawing of a single part to describe the part's shape, size, material, and finish
B. drawing showing how each part of a design is put together and includes an arrangement of views and a parts list or bill of materials
C. drawing in which all three of the primary dimensions of an object are seen in a single view
D. listing of the parts or materials used in an assembled object
A. O/
What is the current symbol used to indicate a dimension that refers to the diameter of a hole?

A. O/
B. R
C. V
D. D
D. Interior Features
A sectional view is primarily used to reveal which type of features in a drawing?

A. Orthographic features
B. Profile Features
C. Exterior Features
D. Interior Features
See #40 on practice exam (B)
Given the front and right side views below, choose the correct top view.

A
B
C
D
A. Half Section (#41 prcatice exam)
Which type of section is shown in the figure below?

A. Eighth Section
B. Full Section
C. Half Section
D. Quarter Section
C. American National Standards Institute
In the United States, the governing body that sets the standards used for engineering and technical drawings is:


A. American Society for Mechanical Engineers
B. International Standards Organization
C. American National Standards Institute
D. United States Standards Association
C. defined based on the way the sketch is drawn
In a 3D constraint-based model, an implicit constraint is:


A. the same as an explicit constraint
B. not fully constrained
C. defined based on the way a sketch is drawn
D. the same as a dimensional constraint
B. Cutting plane line
Which type of line is particular to section drawings?


A. Phantom Line
B. Cutting plane line
C. Break Line
D. Extension line
True
Extension lines have a visible gap between the object line to the start of the extension

True/False
C. parallel to the profile surface with a line of sight perpendicular to the image plane
To correctly show the circular view of a hole drilled perpendicular to a profile surface, an image plane is established:


A. perpendicular to the profile surface with a line of sight parallel to the image plane
B. perpendicular to the profile surface with a line of sight perpendicularto the image plane
C. parallel to the profile surface with a line of sight perpendicular to the image plane
D. parallel to the profile surface with a line of sight parallel to the image plane
B. uses a common system of standards and conventions
Technical graphics is so effective because it:

A. defines the point from which the object is always viewed
B. uses a common system of standards and conventions
C. restricts the method of viewing the objects to one orientation
D. does not have to adhere to conventions and standards
A. Auxiliary
When a surface appears foreshortened in a principal orthographic view, the true size and true shape of the surface will be seen in which type of drawing?

A. Auxiliary
B. Isometric
C. Pictorial
D. Perspective
C. Normal
In orthographic projection, a type of face on the object that is parallel to the profile image plane and seen as an edge in the horizontal and frontal image planes is known as a(n) __________ face.

A. Auxiliary
B. Oblique
C. Normal
D. Inclined
B. show the true size and true shape of a surface
The purpose of an auxiliary view is to:

A. show what surface is foreshortened
B. show the true size and true shape of a surface
C. None of these.
D. show the surface at its true angle of projection
False
Hidden lines are used exclusively for representing features on the interior of an object.

True/False
A. Visible Lines
Which line type is thick and black?

A. Visible Line
B. Center Lines
C. All of these choices
D. Construction lines
D. HB
Which one of the following pencil leads would be best for technical sketching?

A. 4H
B. 3B
C. Any one of these
D. HB
True
In a multiview drawing, the true size and shape of an inclined surface is seen in any auxiliary view where the line of sight used to create the view is perpendicular to the inclined surface.

True/False
B. All of these
An auxiliary view in orthographic projection may be used to:

A. properly dimension an inclined face
B. All of these
C. complete a foreshortened feature appearing in a principal view
D. show the true size and shape of an inclined plane
See #56 on practice exam (B)
Given the front and right side views, select the correct top view.

A.
B.
C.
D.
C. Revolve
What type of sweeping operation is used to create a sphere?

A. Constraint
B. Shell
C. Revolve
D. Extrude
B. A three-view multiview
A miter line is used to transfer the depth dimension in which type of sketch?

A. A three-point perspective pictorial
B. A three-view multiview
C. An isometric pictorial
D. A two-view multiview
D. Broken-out (#59 practice exam)
Which type of section is shown in the figure below?

A. Removed
B. Offset
C. Whole
D. Broken-out
(#60 on practice exam) B. Width
In the drawing on the below, which dimension is shared between the front and auxiliary views?

A. Depth
B. Width
C. Height
D. Length
D. higher in the feature tree
A parent feature should always be _______________ relative to its child feature.

A. in a separate model
B. created at the same time
C. created after
D. higher in the feature tree
D. unidirectional
When changes in the solid model alter the views in the drawing view of the model but not vice versa, the associativity is:

A. bidirectional
B. All of these
C. nondirectional
D. unidirectional
C. Perspective projection
Which type of projection does NOT have the projection lines parallel to each other?

A. Axonometric projection
B. Orthographic projection
C. Perspective projection
D. Oblique projection
True
It is acceptable for extension lines to cross each other but it is not acceptable for extension lines to cross dimension lines.

True/False
D. CSG
A powerful modeling technique that allows more flexibility than primitive instancing in both the way primitives are defined and the way they are combined is called:

A. CFD
B. ANSI
C. FEA
D. CSG
A. They are located by determining the endpoints of the non-isometric line.
How are non-isometric lines sketched?

A. They are located by determining the endpoints of the non-isometric line.
B. They are drawn parallel to the isometric axis.
C. They are measured using the angle from the multiview.
D. They are measured using a non-isometric template.
True
A multiview and axonometric pictorial both use parallel projection.

True/False
D. true-length distances can only be measured along the isometric lines
In an isometric drawing or sketch:

A. only the width and depth dimensions are visible
B. the angle between the axes equals 30 degrees
C. the top face of the cube is shown in true size
D. true-length distances can only be measured along the isometric lines
D. Concurrent Engineering
An alternative engineering design approach to the traditional linear design process is called:

A. CAD database Applications
B. Computer Numerical Control (CNC)
C. Geometric Modeling
D. Concurrent Engineering
B. Assembly Modeling
When different solid model parts are brought together to define a larger more complex product representation, it is called:

A. Detail Drawing
B. Assembly Modeling
C. Documentation
D. Grouping
D. Union, Difference, and Intersection
The three types of Boolean operations are:

A. Extrude, Revolve, and Sweep
B. Union, Subtraction, and Addition
C. Extrude, Rotate, and Move
D. Union, Difference, and Intersection
D. Multiview
Which one of the following drawings provides the most accurate description of a three-dimensional object for engineering and manufacturing requirements?

A. Oblique
B. Perspective
C. Isometric
D. Multiview
A. Tree
Most constraint-based modelers record the features created for a part in a:

A. Tree
B. Log
C. Menu
D. Listing
C. eye of observer > projection plane > object
The sequence for the direction of view (or line of sight) for any orthographic projection as utilized in the United States is:

A. eye of observer > object > projection line
B. projection plane > eye of observer > object
C. eye of observer > projection plane > object
D. projection plane > object > eye of observer
C. Constraints
__________________ control the geometric behavior of a dynamic solid model.

A. Booleans
B. Habits
C. Constraints
D. Standards
See #76 on practice exam (B)
Given the front and right side views, select the correct pictorial.

A.
B.
C.
D.
D. inclined surface
In orthographic projection, a type of surface on the object that projects as an edge on the profile image plane and appears foreshortened on the horizontal and frontal image planes is known as a(n):

A. auxiliary surface
B. oblique surface
C. normal sirface
D. inclined surface
C. Profile, Plane, and Axis
What elements are needed in a 3D CAD modeler to define a circular (revolved) sweep?

A. Profile and Axis
B. Plane and Profile
C. Profile, Plane, and Axis
D. Plane and Axis
See #79 on practice exam (C)
Given the top and isometric pictorial views, identify the correct section view.

A.
B.
C.
D.
C. the drawing is 3 times larger than the object it represents
A drawing scale of 3 : 1 indicates that:

A. the drawing is the same size as the object it represents
B. the drawing is 3 times smaller than the object it represents
C. the drawing is 3 times larger than the object it represents
D. None of these
See #81 on practice exam (B)
Which figure below illustrates the BEST dimensioning practice?

A.
B.
C.
D.
B. Plane
In a 3-D CAD modeler, when you begin building a part model, you first need to specify a:

A. Primitive
B. Plane
C. Sketch
D. Solid
D. 0.5:1
Which of the following scales creates the smallest drawing relative to the size of the object?

A. 1.25 : 1
B. 2 : 1
C. 1 : 1.25
D. .5 : 1
False
The angle of an inclined line in an orthographic view can be transferred directly to an isometric drawing.

True/False
C. engineering change order
According to the class textbook, the process for making changes in a design is handled through a(n):

A. rapid prototype model
B. cleaned up sketch
C. engineering change order
D. solid model
See #86 on practice exam (D)
Given the top and front views shown below, choose the correct auxiliary view to show the true shape of the inclined face.

A.
B.
C.
D.
See #87 on practice exam (D)
Which figure below illustrates the BESt dimensioning practice?


A.
B.
C.
D.
D. Cylindrical
Which coordinate system uses two distances and one angle?


A. Local
B. Spherical
C. World
D. Cylindrical
D. detail drawings, assembly or subassembly drawings, a bill of materials, a titleblock
Working drawings should include the following items:


A. detail drawings, shaded models, section views
B. exploded view of each assembled part, 3D models of each part, 3D model of the assembly
C. 3D models of the object, 2D drawings of each part, 3D model of the assembly
D. detail drawings, assembly or subassemblydrawings, bill of materials, a titleblock
C. Solid Model
Which type of 3D model would best define the volumetric information found on the surface of a created object?


A. Construction geometry model
B. Primitive instancing model
C. Solid model
D. Wireframe model
B. be able to represent all of the conventional practices
All of the following are reasons to use CAD in place of manual drawing techniques EXCEPT:


A. quick reproduction of standard symbol shapes
B. be able to represent all of the conventional practices
C. to allow for easy revision
D. reduce the drawing time on complex parts
D. vertically, width
The top, front, and bottom views of a multiview drawing are all aligned __________________ and share the same _____________ dimension.


A. horizontally, width
B. vertically, height
C. horizontally, height
D. vertically, width
D. major arc
A ______________ has an angle which is greater than that of a semicircle.


A. segment
B. quadrant
C. secant
D. major arc
C. Global / world coordinate system
The absolute location of a solid model in 3D space is defined by its position to the:


A. Construction geometry
B. Cursor
C. Global / world coordinate system
D. Workplane
True
Both aesthetic and functional design play a role in the product development process.

True/False
See #96 on practice exam (A)
Given the front and right side views below, choose the correct top view

A.
B.
C.
D.
See #97 on practice exam (D)
Given the top and front views, select the correct pictorial.


A.
B.
C.
D.
C. Proportions of features
When making an ideation sketch, which of the following is more important?


A. ANSI standards
B. Lettered notes and dimensions
C. Proportions of features
D. The scale of the object
C. Degrees of freedom
In an assembly model, what determines whether the components can translate or rotate relative to each other?


A. Mass properties analysis
B. Parent-child relationship
C. Degrees of freedom
D. Manifold deformation
A. Primary
Which type of auxiliary view is projected directly from one of the six principal views?


A. Primary
B. None of these
C. Secondary
D. Tertiary
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