PLTW - IED Final Exam Questions and
Answers
1. An improvement of an existing technological product, system, or
method of doing something.
Answer Innovation
2. A new product, system, or process that has never existed before,
created by study and experimentation.
Answer Invention
3. A written plan that identifies a problem to be solved, its criteria,
and its constraints. The design brief is used to encourage thinking
of all aspects of a problem before attempting a solution.
Answer Design Brief
4. A systematic problem-solving strategy, with criteria and
constraints, used to develop many possible solutions to solve a
problem or satisfy human needs and wants and to winnow (narrow)
down the possible solutions to one final choice.
Answer Design Process
5. Thin lines that serve as guides while sketching or drawing.
Answer Construction Line
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, 6. A line type that represents an edge that is not directly visible,
because it is behind or beneath another surface.
Answer Hidden Line
7. A form of pictorial sketch in which all three drawing axes form
equal angles of 120 degrees with the plane of projection.
Answer Isometric Sketch
8. Views of an object projected onto two or more orthographic
planes.
Answer Multiview Drawings
9. A heavy solid line used on a drawing to represent the outline of an
object.
Answer -
Object Line
10. A type of sketch involving a combination of a flat,
orthographic front with depth lines receding at a selected angle,
usually 45 degrees.
Answer Oblique Sketch
11. A method of representing three-dimensional objects on a
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12
Answers
1. An improvement of an existing technological product, system, or
method of doing something.
Answer Innovation
2. A new product, system, or process that has never existed before,
created by study and experimentation.
Answer Invention
3. A written plan that identifies a problem to be solved, its criteria,
and its constraints. The design brief is used to encourage thinking
of all aspects of a problem before attempting a solution.
Answer Design Brief
4. A systematic problem-solving strategy, with criteria and
constraints, used to develop many possible solutions to solve a
problem or satisfy human needs and wants and to winnow (narrow)
down the possible solutions to one final choice.
Answer Design Process
5. Thin lines that serve as guides while sketching or drawing.
Answer Construction Line
1/
12
, 6. A line type that represents an edge that is not directly visible,
because it is behind or beneath another surface.
Answer Hidden Line
7. A form of pictorial sketch in which all three drawing axes form
equal angles of 120 degrees with the plane of projection.
Answer Isometric Sketch
8. Views of an object projected onto two or more orthographic
planes.
Answer Multiview Drawings
9. A heavy solid line used on a drawing to represent the outline of an
object.
Answer -
Object Line
10. A type of sketch involving a combination of a flat,
orthographic front with depth lines receding at a selected angle,
usually 45 degrees.
Answer Oblique Sketch
11. A method of representing three-dimensional objects on a
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12
