I.E.D. Final Exam Part B (Fall 2015)

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I.E.D. Final Exam Part B (Fall 2015)

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Questions and Answers
  • 1. 
    A full-scale working model of a design that is used to test a concept is called a ___.
    • A. 

      Mock-up

    • B. 

      Prototype

    • C. 

      Scale model

    • D. 

      CAD model

  • 2. 
    A drum cylinder serves as a storage vessel for used grease at a restaurant. The cylinder has a height of 3.25 feet and a diameter of 2.0 ft. What is the volume of the cylinder?
    • A. 

      20.41 cubic feet

    • B. 

      10.205 cubic feet

    • C. 

      5.1625 cubic feet

    • D. 

      10.205 square feet

  • 3. 
    A concrete slab has a width of 7.5 ft, a depth of 4.2 ft, and a height of 0.5 ft. What is the surface area of the slab?
    • A. 

      37.35 square feet

    • B. 

      74.7 square feet

    • C. 

      15.75 square feet

    • D. 

      31.5 feet

  • 4. 
    Designers/engineers record their daily project work in a(n) ____ to archive their work and to legally prove the origin of an idea.
    • A. 

      Engineer's notebook

    • B. 

      Specifications sheet

    • C. 

      Project portfolio

    • D. 

      Storyboard

  • 5. 
    What type of three-dimensional sketch contains a combination of a flat orthographic front view, with depth lines receding back at an angle, usually 45 degrees?
    • A. 

      Two-point perspective

    • B. 

      Oblique pictorial

    • C. 

      Isometric pictorial

    • D. 

      Orthographic projection

  • 6. 
    What could be added to a three dimensional sketch to enhance its appearance?
    • A. 

      Hidden lines

    • B. 

      Tonal shading

    • C. 

      Dimensions

    • D. 

      Center lines

  • 7. 
    The wood block below has a height of 2 inches. What would the block’s height be if you converted it to millimeters?
    • A. 

      2.00 mm

    • B. 

      2.54 mm

    • C. 

      51.0 mm

    • D. 

      76.0 mm

  • 8. 
    A quality control technician has requested a statistical analysis on a manufactured part. What is the median value from the following set of data? Data Set: 75, 72, 82, 77, 73, 69, 80
    • A. 

      73

    • B. 

      75

    • C. 

      76

    • D. 

      77

  • 9. 
    A __________________ is a written document that identifies a problem to be solved, along with criteria and constraints.
    • A. 

      Design brief

    • B. 

      Project notebook

    • C. 

      Research paper

    • D. 

      Portfolio

  • 10. 
    What geometric reference does the hole have to the cylinder below?
    • A. 

      Perpendicular

    • B. 

      Co-linear

    • C. 

      Concentric

    • D. 

      Relative

  • 11. 
    What is the area of a 1.5” x 3” triangle?
    • A. 

      2.25 inches

    • B. 

      3.00 inches

    • C. 

      3.5 inches

    • D. 

      4.5 inches

  • 12. 
    You have purchased a product, brought it home, and attempted to assemble it. However, you are missing one steel cover plate screw. Carefully study the parts list below. How many of these screws were supposed to be included in the original package?
    • A. 

      1

    • B. 

      2

    • C. 

      7

    • D. 

      8

  • 13. 
    Designers commonly identify ______ so that the product being designed will meet the needs of a specific person or group of people.
    • A. 

      Target consumers

    • B. 

      Architects

    • C. 

      Measuring standards

    • D. 

      Production costs

  • 14. 
    What part of the design process is the following statement an example of?         Design, test and build a system for storing adult mountain bikes. The         system must provide a safe structure for supporting at least one bicycle.
    • A. 

      Problem statement

    • B. 

      Consumer design

    • C. 

      Design constraints

    • D. 

      Design statement

  • 15. 
    What visual principle of design best describes the surface of the patio table pictured below?
    • A. 

      Radial balance

    • B. 

      Informal balance

    • C. 

      Unity

    • D. 

      Emphasis

  • 16. 
    What visual element of design best describes the image to the right? 
    • A. 

      Value

    • B. 

      Color

    • C. 

      Form

    • D. 

      Texture

  • 17. 
    ____ is the process of taking something apart and analyzing its workings in detail, usually with the intention to understand function, prepare documentation, collect electronic data, or construct a new or improved device or program, without actually copying from the original.
    • A. 

      Reverse engineering

    • B. 

      Research and development

    • C. 

      Concurrent engineering

    • D. 

      Rapid prototyping

  • 18. 
    The part pictured to the right needs to be chrome plated for the application it will be used for. What physical property will the manufacturer need to know to be able to plate 5,000 of these parts?
    • A. 

      Volume

    • B. 

      Density

    • C. 

      Center of gravity

    • D. 

      Surface area

  • 19. 
    How many sketches would be needed to create this part?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 20. 
    If the sweep feature was applied to the shape and path pictured below, which figure would most likely result?
    • A. 

      Figure 1

    • B. 

      Figure 2

    • C. 

      Figure 3

    • D. 

      Figure 4

  • 21. 
    If a single mate constraint is applied between two opposing surfaces in an assembly, how many degrees of freedom will remain between the two parts?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 22. 
    What is the maximum number of bike frames you could ship in one box, at one time, if the postal service has a twenty pound weight limit per package? The bike frame has the following mass properties: mass = 5.67lbs; volume = 58.35 in3; and area = 121.87 in2.
    • A. 

      1

    • B. 

      3

    • C. 

      5

    • D. 

      7

  • 23. 
    What information is missing from the annotation of the counterbored hole?
    • A. 

      Hole Depth

    • B. 

      Hole Diameter

    • C. 

      Counterbore Depth

    • D. 

      Counterbore Diameter

  • 24. 
    Engineers and designers commonly use a ____, which is a tool for systematically ranking alternatives according to a set of criteria.
    • A. 

      Decision matrix

    • B. 

      Parts list

    • C. 

      Comparison chart

    • D. 

      Histogram

  • 25. 
    The o-ring identified in the assembly above is still a source of leaks within this personal hydration product. What type of analysis will the engineer/designer need to focus on to solve this issue?
    • A. 

      Functional analysis

    • B. 

      Structural analysis

    • C. 

      Visual analysis

    • D. 

      Cost analysis