Board Drafting #3 And CADD Question Preview (ID: 26132)


Pictorial Drawings And CADD.

Pictorial drawings are usually done in ink and should be easy to understand. Color and shading are often used to provide more realistic appearance.
a) true
b) false
c)
d)

Isometric drawing most often used and easiest to draw.
a) TRUE
b) FALSE
c)
d)

Oblique and Perspective drawings are the pictorials most frequently dimensioned.
a) true
b) false
c)
d)

_________ in a perspective drawing, the point where receding dimensions eventually meet.
a) foreshortened
b) perspective
c) shading
d) vanishing point

_________ is a technique to make the object appear more natural because it is in light and shadow.
a) foreshortened
b) perspective
c) shading
d) vanishing point

_________ is a pictorial drawing in which dimensions become smaller as they move away from the viewer. It is the most realistic.
a) Axonometric Drawings
b) Oblique Drawings
c) Perspective Drawings
d) Vanishing Points

_________ has one with a front face that is shown in its true size and shape, while the top and side faces recede back from the front.
a) Axonometric Drawings
b) Oblique Drawings
c) Perspective Drawings
d) Vanishing Points

_________ is a pictorial drawing. There are several types, differing in the angles between the lines joining the front corner or axis.
a) Axonometric Drawings
b) Oblique Drawings
c) Perspective Drawings
d) Vanishing Points

The most realistic pictorial drawing is perspective.
a) true
b) false
c)
d)

_________ shading provides the most realistic appearance.
a) Continuous Tone
b) Uniform Surface
c)
d)

Using a computer to operate machines in industry is known as computer numerical control (CNC).
a) true
b) false
c)
d)

A plotter is a CAD output device.
a) true
b) false
c)
d)

A coordinate system is used in CAD to precisely place or locate entities (objects) on a drawing.
a) true
b) false
c)
d)

Vector graphics are very precise and can be enlarged without losing detail.
a) true
b) false
c)
d)

Which of the following is NOT a type of dimensioning done on models in most CAD systems?
a) solid model
b) surface model
c) outline model
d) wireframe model

Which of the following is NOT an example of an advantage to CAD?
a) Drawings can be done faster.
b) Editing is simpler.
c) Need to buy computer and software.
d) Quality is better.

_________ are object oriented graphics. The software defines objects mathematically so they print or plot very precisely.
a) Computer aided drafting
b) Entities
c) Units
d) Vector Graphics

__________is a measure of distance in a drawing.
a) Computer aided drafting
b) Entities
c) Units
d) Vector Graphics

The elements (points, lines, arcs, and circles) that are combined to make up a drawing. Thee are sometimes called primitives.
a) Computer aided drafting
b) Entities
c) Units
d) Vector Graphics

_________ is the process of using special software and a computer system to produce technical drawings.
a) Computer aided drafting
b) Entities
c) Units
d) Vector Graphics

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