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IED Final Exam Review #2
Formula for the area of an ellipse
What is the best “estimate” of a quantity?
IED Final Exam Review #2
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IED final exam review
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1
What is the best “estimate” of a quantity?
measurement
accuracy
precision
hypothesis
2
Formula for the area of an ellipse
pi x radius1 x radius2
base x height
pi x (radius squared)
base squared
3
Why do engineers perform reverse engineering on products?
disassembling, stretching, throwing
documentation, discovery, investigation, product improvement
breaking, assembling, recycling
disassembling, looking at, breaking
4
A measure of center in a set of numerical data is called
mode
range
mean
median
5
What describes the two-dimensional contour that characterizes an object or area?
shape
box
form
line
6
What 3D CAD functions would be used to create a 3D representation of a baseball bat?
extrude
revolve
sweep
loft
7
What visual design element is used to indicate a location of an object such as a hole?
Line
Dot
Point
Shape
8
What does a curved line characterize?
calm, peace, and relaxation
movement, action, and activity
dignity, formality, stability, and strength
freedom and a soothing mood
9
The value that occurs most frequently in a given data set is called
mean
median
mode
range
10
A repeated decorative design.
Value
Radial Symmetry
Pattern
Reverse Engineering
11
To draw a figure within a circle so that their boundaries touch but do not intersect
Centroid
Inscribe
Obtuse Triangle
Circumscribe
12
What does a horizontal line characterize?
calm, peace, and relaxation
dignity, formality, stability, and strength
freedom and a soothing mood
movement, action, and activity
13
What is a brief narrative that validates the defined problem?
problem statement
introduction
design statement
design brief
14
The process of taking something apart and analyzing its workings in detail.
Reverse Engineering
Radial Symmetry
Pattern
Value
15
What is a specific, concise written information that must be met to attain the intended outcome
engineering notebook
constraint
design
prototype
16
What is a straight or curved line that intersects a circle or arc at one point only.
Inscribe
Centroid
Fillet
Tangent
17
The distribution of elements within a design.
Asymmetry
Proportion
Symmetry
Balance
18
What are the formulas for Mass Density?
mass density = mass/weight
mass density = mass/volume
mass density = volume/mass
mass density = mass x volume
19
What line type represents an edge that is not directly visible?
Hidden Line
Object line
Leader Line
Section Line
20
A new product, system, or process that has never existed before is called:
innovation
delivery
invention
criteria
21
What is a brief narrative that states what the solution will be and how it will be carried out?
design statement
introduction
problem statement
design brief
22
A graph of vertical bars representing the frequency distribution of a set of data is called a
histogram
frequency graph
bar graph
data graph
23
What is ANSI?
American National Standards Institute
American National Survival Institute
American National Science Institute
American National Structure Institute
24
Formula for the area of a circle
pi x radius1 x radius2
pi x (radius squared)
base x height
base squared
25
What is the most effective way to generate potential solutions to a problem?
Gantt Chart
brainstorming
think of ideas for their quality
decision matrix
26
What is an amount of dimensional variation that will allow an object to function correctly?
dimension
tolerance
leader line
section line
27
What is the collection, evaluation, and interpretation of data?
geometry
research
statistics
calculus
28
What is mass?
The amount of volume making up an object.
The force of gravity on an object.
The amount of matter making up an object.
The force that mass has on an object.
29
What are the three different general types of shapes?
Geometric, mechanical, organic
Circle, square, triangle
Mechanical, structural, organic
Geometric, gear, square
30
The degree of relative difference between elements.
Graphic Design
Color
Contrast
Rhythm
31
How might we create the best possible solution to a problem?
brainstorming
design process
decision matrix
Gantt chart
32
The measure of mass per volume.
Volume
Density
Centroid
Right Triangle
33
The amount of three-dimensional space occupied by an object or enclosed within a container.
Density
Fillet
Volume
Tangent
34
What is texture?
The color of an object
The value of an object
The look and/or feel of an object
The volume of an object
35
What are physical properties?
width, height, depth
volume, mass, weight, density, surface area
mean, median, mode, range, standard deviation
36
What is the first step of the design process?
Construct and test Prototype
Present Solution
Define Problem
Evaluate Solution
37
A measuring instrument having two adjustable jaws used to measure distance or thickness
ruler
dial caliper
meter stick
french curve
38
Formula for the area of a square
base x height
base squared
pi x radius1 x radius2
pi x (radius squared)
39
What tolerance type provides an equal allowable variation, larger and smaller?
unilateral
limit
bilateral
40
How much of a part is cut away from a full section view?
A quarter of the part
An eighth of the part
The whole part
Half of the part
41
A number value or equation that is used to control the size or location of a geometric figure.
Parametric Constraint
Numeric Constraint
Parameter
Geometric Constraint
42
What is the purpose of sketching your ideas?
all of the above
to express your idea
it is easier than explaining it in writing
it is easier than explaining it verbally
43
What are the three stages of reverse engineering?
product functions, Identify purpose, List inputs and outputs
Visual Analysis, Functional Analysis, Structural Analysis
product functions, Identify function, List input and output
Functional Analysis, Structural Analysis, Design Analysis
44
Repeated use of line, shape, color, texture or pattern.
Contrast
Rhythm
Color
Graphic Design
45
What is weight?
The amount of volume making up an object.
The force that mass has on an object.
The force of gravity on an object.
The amount of matter making up an object.
46
Formula for the area of a rectangle
pi x (radius squared)
base squared
pi x radius1 x radius2
base x height
47
What is an engineer?
a person who uses technology and science to solve problems
a person who conducts experiments
a person who uses laws to solve problems
a person who drives trains
48
What describes a three-dimensional solid?
box
shape
form
line
49
The elements within the design are not identical but arranged in a balanced visual weight.
Symmetry
Proportion
Balance
Asymmetry
50
What is the length of time a product is expected to operate properly without need for repair?
product life
service life
planned obsolescence
51
The digits in a decimal number that carry meaning
range
standard deviation
mode
significant figures
52
What is a prototype?
a concept design that is just for show
a small scale object like a hot wheels car
a full scale working model
a design to see how something will look
53
A _________ is a systematic problem-solving strategy used to solve a problem.
constraint
design brief
design process
problem statement
54
Which visual design element has only a length dimension?
Dot
Line
Shape
Point
55
Why keep an Engineering Notebook?
they keep other people from copying your work
they are cool to show to your friends
they are legal documents
they keep you from copying other people's work
56
What tolerance type provides an allowable variation in only one direction?
bilateral
unilateral
limit
57
The lightness or darkness of a color in relation to a scale ranging from white to black
Value
Pattern
Radial Symmetry
Reverse Engineering
58
The degree of closeness of measurements to the actual or accepted value is called
estimate
precision
accuracy
hypothesis
59
What does a diagonal line characterize?
freedom and a soothing mood
dignity, formality, stability, and strength
calm, peace, and relaxation
movement, action, and activity
60
What is the third step of the Design Process?
Evaluate Solution
Generate Concepts
Generate Concepts
Develop a Solution
61
Symmetry about a central axis.
Value
Pattern
Radial Symmetry
Reverse Engineering
62
What are the 3 spatial Dimensions?
length, depth, right
width, length, long
front, right, top
width, height, depth
63
To draw a figure around another, touching it at points but not cutting it
Centroid
Circumscribe
Inscribe
Obtuse Triangle
64
What 3D CAD function would be used to create a wire paper clip in one operation?
sweep
fillet
extrude
loft
65
A full-scale working model
Scale Model
Component
Prototype
Solid Modeling
66
How should you organize your engineering notebook?
Numerically
Chronologically
Alphabetically
67
What is added to 2D sketches to give them the appearance of 3D objects?
object lines
drafting
tonal shading
dark and light
68
What is ISO?
International Organization for Survival
International Organization for Science
International Organization for Standardization
International Organization for Structures
69
What does a vertical line characterize?
movement, action, and activity
dignity, formality, stability, and strength
freedom and a soothing mood
calm, peace, and relaxation
70
An improvement of an existing technological product, system, or method is referred to as a(n)
technological change
innovation
invention
serendipitous event
71
The elements within the design are identical in visual weight in relation to a centerline
Proportion
Symmetry
Asymmetry
Balance
72
A function that represents the distribution of variables as a symmetrical bell-shaped graph is
measurements
standard deviation
statistics
normal distribution
73
The degree to which repeated measurements show the same result is called
estimate
precision
accuracy
hypothesis
74
What are the 4 best Practices for the Engineering Notebook?
date, page number, signature, activity title
date, page number, period number, activity title
date, name, period number, unit name
date, name, signature, unit name
75
What is the difference between shape and form?
Shape is 2D and form is 3D
Shape is 3D and form is 2D
Shape has texture and form doesn’t
Shape has color and form doesn’t
76
Non-numerical geometric relationships that the user assigns to sketched elements
Geometric Constraint
Parametric Constraint
Parameter
Numeric Constraint
77
What is the role of 3D models in the design process?
show what a finished product may look like
to look good at a presentation
provide jobs for engineers
78
Comparative relationship between elements in a design with respect to size.
Symmetry
Proportion
Balance
Asymmetry
79
What is the science of designing according to human needs?
biology
physics
chemistry
ergonomics
