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Engineering Graphics Final Exam

True/False
Indicate whether the statement is true or false.
 

 1. 
It is important to sketch very long lines with one continuous stroke.
 

 2. 
Keeping one's hands clean when drafting is not important as long as a dusting brush is used constantly.
 

 3. 
Architectural drafters draw plans for landscape layouts around buildings.
 

 4. 
When a drafter sees a coordinate such as (4,9,2), it is understood that they are the X, Y, and Z coordinates in that particular order.
 

 5. 
Knowing the scale at which your finished CADD drawing will be plotted will allow you to use the appropriate heights for text.
 

 6. 
Salaries in the drafting profession are comparable to salaries in other professions with equal educational requirements.
 

 7. 
Standard parts are items that can be purchased from an outside supplier more economically than they can be manufactured.
 

 8. 
An isometric drawing is a three dimensional pictorial representation of an object.
 

 9. 
Lowercase letters are quite common in mechanical drafting.
 

 10. 
A very lightly sketched square box that is equal in size to the diameter of the proposed circle is the box method of sketching a circle.
 

 11. 
A drawing showing how all the parts of a product fit together is called an assembly drawing.
 

 12. 
One of the drafter's goals in the preparation of assembly drawings is to use as few views as possible to completely describe how each part goes together.
 

 13. 
When drawing fillets or rounds using a CADD system, the two lines need to be picked, and a radius specified.
 

 14. 
Always use three views to adequately describe an object.
 

 15. 
Cylindrical objects can be represented with only a front view and a top view.
 

 16. 
Pictorial assemblies may also take the form of exploded technical illustrations.
 

 17. 
There is no need for proportion when sketching an object.
 

 18. 
Electrical drafters prepare plans for printed circuit boards.
 

 19. 
When working with a CADD system, it is preferable to draw the detail drawings before the assembly drawing.
 

 20. 
A multiview projection shows an object in a 3D picture.
 

 21. 
Hidden lines are always shown in an isometric sketch.
 

 22. 
A prototype is a model or original design that has not been released for production.
 

 23. 
Sketching a 45° line is helpful when transferring width dimensions between the front view and the top view.
 

 24. 
CADD will never be able to match the same quality of handwork found in drafting that is done in the field of Architecture.
 

 25. 
One of the considerations when deciding which scale to use is the amount of detail to be shown.
 

 26. 
Hidden lines should be avoided on assembly drawings unless absolutely necessary for clarity.
 

 27. 
3-D models were never used to test how things were to be built in the early days.
 

 28. 
Standard parts, such as common bolts, keys, screws, pins, etc. can be purchased from a vendor.
 

 29. 
ANSI is an acronym for American Natural Standards Institute.
 

 30. 
Build your portfolio to include drawings that match the type of interview you are having.
 

 31. 
Mechanical and patent drafters both prepare drawings of mechanical devices.
 

 32. 
Changes to products may be based on new ways to manufacture, customer feedback, a redesign of the product, or a variety of issues.
 

 33. 
If possible in a multiview drawing, all surfaces should be shown true size.
 

 34. 
It is helpful to keep hands and drafting equipment clean and free of dust.
 

 35. 
An application letter should be written short and to the point.
 

 36. 
Assembly drawings are basically the same thing as detail drawings.
 

 37. 
Using graph paper is a good way to establish coordinates for drawing components when sketching.
 

 38. 
It is easier for an individual to visualize an orthographic projection than it is to visualize a pictorial view.
 

 39. 
Purchase parts do not require a detail drawing.
 

 40. 
Depth dimensions are the same between top views and side views.
 

 41. 
It is important to include dimensions on assembly drawings.
 

 42. 
ADDA stands for American Design Drafting Association.
 

 43. 
Today, computer generated 3-D models are taking the place of board drafting.
 

 44. 
Virtual design integrates every aspect of the design, so changes are automatically updated in all drawings.
 

 45. 
Object lines are always shown in an isometric sketch.
 

 46. 
Construction lines are vital when drafting manually, but unnecessary when using a CADD system.
 

 47. 
Isometric lines are parallel to the isometric axes lines.
 

 48. 
Parametric and virtual design allows the computer to create objects that can be automatically updated based on user input.
 

 49. 
A 65° angle can be drawn using a 45° triangle and a 30°60° triangle.
 

 50. 
When using a CADD system, it is important to draw objects to the exact scale at which they will be plotted.
 

 51. 
The front view is usually the most important view.
 

 52. 
When sketching, it is never necessary to have an eraser available.
 

 53. 
Much of the data entered in a CADD system is based on the Cartesian coordinate system.
 

 54. 
When sketching, it is preferable to be able to move the paper around.
 

 55. 
The common form of multiview alignment is one in which the front view is in the lower left portion of the paper.
 

 56. 
It is important to remember the relationships of the lines in terms of length and direction to one another.
 

 57. 
Standard parts are the only parts that need to be drawn.
 

 58. 
A multiview drawing represents the shape of an object using two or more views.
 

 59. 
One of the most powerful features of using a CADD system is the ability to draw a detail one time, then use that detail over and over.
 

 60. 
A technical illustrator may draw cartoon caricatures for illustrations.
 

 61. 
Three views can be seen at once in a pictorial view.
 

 62. 
Lettering on sketches does not need to be readable.
 

 63. 
One way to create an arc at a corner is to create a box equal in size to the radius of the arc.
 

 64. 
When an object has shape and a uniform thickness, more than one view is unnecessary, especially if the view is identified by dimensional shape.
 

 65. 
In poor economic times, training, skills, and personal education make a difference in finding drafting jobs.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 66. 
Multiviews are views of an object in which the line of sight is ____ the surface of the object.
a.
parallel to
b.
perpendicular to
c.
near
d.
none of the above
 

 67. 
The use of fractions is common on some drawings. Which type of drawing does not commonly use fractions?
a.
architectural drawings
b.
structural drawings
c.
engineering drawings
d.
isometric drawings
e.
none of the above
 

 68. 
A computer program that provides specific instructions to enable a computer to do a certain task is called:
a.
virtual reality
b.
random access memory
c.
software
d.
biocontrols
e.
none of the above
 

 69. 
CADD is known to enhance the ability for a person to be creative through one of the following computer tools:
a.
large screen T.V.
b.
picture books
c.
animation
d.
push button quick access
e.
none of the above
 

 70. 
A good sketch can assist the drafter by allowing which of the following?
a.
the determination of how big to make the drawing
b.
the determination of how the drawing should appear when finished
c.
the determination of sheet size or screen limit for the drawing
d.
all of the above
e.
none of the above
 

 71. 
Select an example of a computer peripheral item.
a.
computer table
b.
plotter
c.
CD
d.
chair
e.
all of the above
 

 72. 
The depth of an object shown in a multiview drawing is common between ____.
a.
the front view and the top view
b.
the front view and the right side view
c.
the top view and the right side view
d.
the rear view and the left side view
e.
the rear view and the bottom view
 

 73. 
The term virtual means:
a.
virtuous
b.
properties of being real or actual
c.
truthful
d.
inevitable
e.
all of the above
 

 74. 
A(n) ____ is often used for testing and performance evaluations.
a.
pictorial assembly
b.
prototype
c.
engineer's sketch
d.
research and development sketch
e.
none of the above
 

 75. 
Identification numbers in assembly drawings are generally placed ____.
a.
in the margin
b.
in balloons
c.
in the parts list
d.
in the title block
e.
none of the above
 

 76. 
If you use a CADD system to draw a line from (13,6) to (7,18) you are using:
a.
absolute coordinates
b.
polar coordinates
c.
relative coordinates
d.
three dimensional coordinates
e.
none of the above
 

 77. 
Select the following item that should be prepared by a drafter when seeking a drafting position.
a.
portfolio
b.
resume
c.
cover letter
d.
application
e.
all of the above
 

 78. 
What are some of the things you can ask yourself when sketching that will help keep the sketch in proportion?
a.
Is this next line longer than the previous line I drew?
b.
Is this next line perpendicular to my previous line?
c.
Should this line be darker than the previous line?
d.
all of the above
e.
both a and b
 

 79. 
Select an item that should be included in a cover letter.
a.
list of previous jobs
b.
list of your personal drafting equipment
c.
why you would be an asset to the company
d.
list of all the courses you have taken in school
e.
all of the above
 

 80. 
In situations where the plane of projection is not parallel to the surface of the object, the resulting orthographic view is ____.
a.
lengthen
b.
foreshortened
c.
pictorial
d.
both b and c
e.
none of the above
 

 81. 
The most natural position of use ____.
a.
is one of the criteria used for choosing a front view
b.
should be the right side view
c.
should be shown with a view enlargement
d.
is the common multiview orientation
e.
none of the above
 

 82. 
A drawing in which an object can adequately be communicated by using only a single view is called a ____.
a.
singleview drawing
b.
view enlargement
c.
partial view
d.
oneview drawing
e.
none of the above
 

 83. 
After having selected the most appropriate view as the front view of an object to show on a multiview drawing, ____.
a.
you are bound to use the right side view even though it will have more hidden lines than the left side view
b.
you must consider the size of the drawing sheet before you begin to draw
c.
you should consider the amount of space that might need to be required for dimensions and notes in between selected views
d.
both a and b
e.
both b and c
 

 84. 
What is the term for when the arc touches the line at only one point and does not cross over the line?
a.
radii
b.
intersection
c.
tangent
d.
none of the above
 

 85. 
Technical illustrators draw the following type of drawing.
a.
schematics
b.
perspective drawings
c.
assembly sequence of parts
d.
cartoons
e.
all of the above
 

 86. 
What are some of the things that need to be decided when drawing text (lettering) with a CADD system?
a.
text height
b.
text width
c.
text rotation angle
d.
all of the above
e.
none of the above
 

 87. 
The lines that are used to project between views are ____.
a.
construction lines
b.
orthographic lines
c.
perpendicular lines
d.
projection lines
e.
none of the above
 

 88. 
Select the item which should not be the first issue when applying for a professional drafting job.
a.
type of drafting work
b.
drafting team members
c.
technology of the office
d.
salary
e.
all of the above
 

 89. 
If you use a CADD system to draw a line from (13,6) to a distance of 3.5 at an angle of 57° you are using:
a.
absolute coordinates
b.
polar coordinates
c.
relative coordinates
d.
three dimensional coordinates
e.
none of the above
 

 90. 
The following drawing is part of the drawings a landscape drafter would prepare.
a.
lighting plan
b.
paving plan
c.
grading and drainage plan
d.
irrigation plan
e.
all of the above
 

 91. 
What kind of lines can be found in a multiview sketch?
a.
hidden lines
b.
nonisometric lines
c.
trammel lines
d.
block lines
e.
none of the above
 

 92. 
Which quality of CADD provides many advantages to the drafter?
a.
drawing consistency
b.
accuracy
c.
neat and legible work
d.
meets industry standards
e.
all of the above
 

 93. 
Specialized training to become a drafter could include one of the following areas:
a.
Automotive Drafting
b.
Chemistry
c.
Mechanical Drafting
d.
Mathematics
e.
all of the above
 

 94. 
Hidden lines ____.
a.
take precedence over centerline
b.
should be kept to a minimum in front views
c.
should not be shown in partial views
d.
both a and b
e.
all of the above
 

 95. 
The height of an object shown in a multiview drawing is common between ____.
a.
the front view and the top view
b.
the front view and the right side view
c.
the top view and the right side view
d.
the rear view and the top view
e.
the rear view and the bottom view
 

 96. 
What type of drafter computes volume of excavations and fills and prepares graphs and hauling diagrams used in earth-moving operations?
a.
electronic drafter
b.
aeronautical drafter
c.
civil drafter
d.
structural drafter
e.
none of the above
 

 97. 
Which of the following is an output device?
a.
joystick
b.
trackball
c.
mouse
d.
keyboard
e.
none of the above
 

 98. 
If a centerline, a hidden line, and an object line all occur at the same space in a multiview drawing, which line takes precedence?
a.
centerline
b.
hidden line
c.
object line
d.
cutting plane line
e.
not enough information to assess an answer
 

 99. 
HVAC stands for what area of design and drafting?
a.
High Vacuum Aeronautical Compression
b.
Heating, Ventilating and Air-Conditioning
c.
House Ventilation and Attic Clearance
d.
Heating, Ventilation and Air Controls
e.
none of the above
 

 100. 
When the surface of an object is ____ the plane of projection, the surface appears in its true size and shape on the plane of projection.
a.
parallel to
b.
perpendicular to
c.
at right angles with
d.
within
e.
none of the above
 



 
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