Q.1

Approximately this much of the cost of product development and manufacture is determined at the design stage:

  • 40-50%
  • 60-75%
  • 70-80%
  • 75-85%
Q.2

This allows the designer to conceptualize objects more easily without having to make costly illustrations, models, or prototypes:

  • Computer-aided manufacturing
  • Computer-aided design
  • Computer-aided engineering
  • Computer-aided prototyping
Q.3

Computer-aided manufacturing typically involves all phases of manufacturing.

  • True
  • False
Q.4

Concurrent engineering involves all disciplines in the early design stages.

  • True
  • False
Q.5

This is a solid shape that fits inside the mold and forms a hole in a cooled cast metal or molten plastic object:

  • Core
  • Cavity
  • Prototype
  • Hole mold
Q.6

This allows the performance of structures to be analyzed and tested efficiently, accurately, and quickly:

  • Computer-aided manufacturing
  • Computer-aided design
  • Computer-aided engineering
  • Computer-aided prototyping
Q.7

Direct shell production casting is used in directly creating molds for metal casting.

  • True
  • False
Q.8

Solid ground curing systems are the most common rapid prototyping systems.

  • True
  • False
Q.9

Selective laser sintering apparatus uses laser-hardened resins to form models.

  • True
  • False
Q.10

Rapid prototyping costs about the same, but takes less time than traditional prototyping.

  • True
  • False
Q.11

This type of rapid prototyping system uses a laser to fuse powdered metals, plastics, or ceramics:

  • Fused deposition modeling
  • Stereolithography apparatus
  • Solid ground curing
  • Selective laser sintering
Q.12

In the design process for a product, it is not necessary that the designer know the functions and performance expected of that product.

  • True
  • False
Q.13

Topographic shell fabrication is typically used to mold rapid prototypes of small-scale parts.

  • True
  • False
Q.14

This process recognizes the inherent interrelationships between design and manufacturing:

  • Design for manufacture
  • Design for manufacture and assembly
  • Design for concurrent engineering
  • Design for assembly
Q.15

Recycling or proper disposal of a product has become increasingly important to the design process.

  • True
  • False
Q.16

Manufacturing generally does not add value.

  • True
  • False
Q.17

Manufacturing may produce these types of products:

  • Discrete or continuous
  • Raw material or parts
  • Machinery or manufactured
  • Processes or operations
Q.18

Tests of prototypes should simulate the conditions under which the product is to be used.

  • True
  • False
Q.19

In net-shape manufacturing, the part is made as close to the final specifications as possible to cut down on the cost of finishing operations.

  • True
  • False
Q.20

Using computer-aided engineering, designs can be optimized and modified.

  • True
  • False
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