1St Nine Weeks Assessment

1st Nine Weeks Assessment: Name: (2pts)

1. ______is the modification of an existing product or process. A. Invention C. Recreation B. Innovation D. Enhancement

2. What engineering method uses a logical sequence of steps that begins with a specific problem, or perceived need, and results in a solution? A. Data collection C. Brainstorming B. Innovation D. Design process

3. Which of the following is a rule in brainstorming? a. Limit your options C. Decide on a solution b. Work alone D. List lots of ideas 4. Which step in the design process involves research, data collection, brainstorming, and sketching? a. Optimization C. Problem Identification b. Design Analysis D. Conceptualization 5. ______is the detailed examination of something in order to understand it better or draw conclusions from it. a. Ideation C. Optimization b. Analysis D. Brainstorming 6. A portfolio is______. a.An organized collection of your best original work C. a list of constraints on a product b. a log of day to day actions D. a booklet of refinements and alterations on a design. 7. Plagiarism is ______. a. The sharing of ideas and thoughts in a group. C. a list of rules to follow when composing a doc. b. A means of communication D. the use of ideas, writings, etc. without giving credit.

8. What visual aid would a designer typically use during the initial stages of the design process? a. Technical Drawing C. Free-hand sketch b. Part list D. Prototype

9. A(n)______sketch provides additional written information to clarify the details of a design. a. pictorial C. annotated b. isometric D. perspective

10. Two points that share the same location on a 2D sketch are said to be ______. a. coincident C. concentric b. collinear D. coplanar 11. The first part brought into an assembly is called the ______. a. Base component C. internal component b. Initial component D. external component 12. During which step of the design process would a design brief be written? a. Invention C. Recreation b. Innovation D. Enhancement 13. (6pts) Match the parts of the Inventor screen with the correct task A. ______Open New B. ______Create a presentation/animation C. ______Create a part file D. ______Create an assembly file E. ______Create an orthographic drawing F. ______Open a project pathway

2 3 4 2 3 4 1 1

Open Response (20 points) 1. Mr. Open Ender’s request for a very specific style box required you to create drawings in order to understand the dimensions and box face requirements.

A. Explain the difference between isometric and orthographic drawings. B. Describe what dimensions were required of Mr. Open Ender’s box. C. How did your drawing help you create the box?

______

2. Calculate the surface area for the part below and determine the amount of stain the manufacturer would have to buy in order to cover 80 wood blocks; assuming each quart would cover 160 square inches. Show your work below. (6 points) What is the surface area of the part? ______How many quarts of stain should be ordered for 80 blocks? ______3. Use the Answer Bank to fill in the missing steps of the design process by placing the letter that corresponds to the missing step in the blank space provided.] (6 points) Phase 1: Problem Identification Description: Identify areas of need or want through market research. Compose a formalized design brief stating the problem that needs to be solved. Identify all constraints that affect the design and classify the constraints within the various resources available. Phase 2: ______Description: Brainstorming occurs and ideas are collected and/or recorded, often in graph form. Research is completed. Thumbnail sketches of ideas are drawn. Phase 3: Refinement of Preliminary Ideas Description: ______Phase 4: Design Analysis Description: ______Phase 5: ______Description: Detailed documentation of final design is created. Prototyping is done. Testing and analysis completed. Phase 6: ______Description: ______Phase 7: Presentation Description: Several forms of reporting may be used to adequately express the design solution to any and all parties involved. ANSWER BANK: A. Development and Implementation B. Reassess the design specifications. Implement any modifications that might be necessary. Update drawings. C. Conceptualization D. Compare alternatives and specifications. Create a decision-making matrix to compare the attributes of the various design solutions and analyze trade-offs. Generate alternative solutions that better satisfy the design criteria. Narrow the available solutions and select a final design. E. Optimization F. Workable solutions are identified. Detailed/annotated sketches are developed. Analysis of possible solutions assembled.

4. Match the picture of each line type below with its corresponding name by placing the letter of the correct name in the numbered space provided. [6 POINTS - 1 point each]

1.1______1.4______1.2______1.5______1.3______1.6______Answer Bank A. Dimension Line B. Hidden Line C. Center Line D. Construction Line E. Object Line F. Section Line G. Extension Line H. Leader Line 5. Name the feature used to create the following parts: (3 points) 1. Figure A a. Loft b. Extrude c. Revolve d. Sketch

Fig. A 2. Figure B a. Loft b. Extrude c. Revolve d. Sweep

Fig. B 3. Figure C a. Revolve b. Sweep c. Sketch d. Loft

Fig. C

6. 4. List the 6 Degrees of Freedom (DOF) for the coordinate axis shown below. [6 POINTS – 1 point each] 4.1______4.2______4.3______4.4______4.5______4.6______7. Directions: List the assembly constraints needed to properly constrain the assemblies below. Assume that Part B in each problem below is the grounded part. 5.1 A – Plate B – Block

Constraint(s): ______