Question 1

When the fold line is perpendicular to the true length line, the projection will be an edge view.

Accepted Answer

A) True 
 B)False  False

Question 2

What do you need to do first when drawing the true size of a surface?

Accepted Answer

A)  draw a fold line 
B)  project the surface to the new plane 
C)  find the edge view 
D)  find the point view 
A)  draw a fold line 
B)  project the surface to the new plane 
C)  find the edge view 
D)  find the point view C

Question 3

When creating a curved line, the more widely the points are spread, the smoother the curve will be.

Accepted Answer

A) True 
 B)False  False

Question 4

The top plane on a drawing of a cube would be considered the _____ plane.

Accepted Answer

A)  profile 
B)  frontal 
C)  vertical 
D)  horizontal 
A)  profile 
B)  frontal 
C)  vertical 
D)  horizontal

Question 5

Oblique and inclined lines are true length:

Accepted Answer

A)  always 
B)  on normal orthographic planes 
C)  on auxiliary planes viewed from a normal plane of projection 
D)  on auxiliary planes viewed perpendicular to the adjacent plane 
A)  always 
B)  on normal orthographic planes 
C)  on auxiliary planes viewed from a normal plane of projection 
D)  on auxiliary planes viewed perpendicular to the adjacent plane

Question 6

What should you do to find the true length of a line on any plane?

Accepted Answer

A)  revolve the line on the vertical plane until it is perpendicular to the fold line 
B)  revolve the line on the horizontal plane until it is parallel to the frontal plane 
C)  locate the fold line perpendicular to the line, then project the line to the adjacent plane 
D)  locate the fold line parallel to the line, then project the line to the adjacent plane 
A)  revolve the line on the vertical plane until it is perpendicular to the fold line 
B)  revolve the line on the horizontal plane until it is parallel to the frontal plane 
C)  locate the fold line perpendicular to the line, then project the line to the adjacent plane 
D)  locate the fold line parallel to the line, then project the line to the adjacent plane

Question 7

When the frontal, horizontal, and profile planes are opened flat onto a two-dimensional surface:

Accepted Answer

A)  the distance of X = X increases and the distance of Y = Y decreases 
B)  the distance of X = X decreases and the distance of Y = Y increases 
C)  the distances of X = X and Y = Y both increase 
D)  the distances of X = X and Y = Y remain the same 
A)  the distance of X = X increases and the distance of Y = Y decreases 
B)  the distance of X = X decreases and the distance of Y = Y increases 
C)  the distances of X = X and Y = Y both increase 
D)  the distances of X = X and Y = Y remain the same

Question 8

There are only six auxiliary planes.

Accepted Answer

A) True 
 B)False

Question 9

How many auxiliary planes are there?

Accepted Answer

A)  1 
B)  3 
C)  6 
D)  an unlimited number 
A)  1 
B)  3 
C)  6 
D)  an unlimited number

Question 10

The edges of a drawing of a cube would be considered:

Accepted Answer

A)  horizontal planes 
B)  profile planes 
C)  fold lines 
D)  projection lines 
A)  horizontal planes 
B)  profile planes 
C)  fold lines 
D)  projection lines

Question 11

Descriptive geometry is directly related to orthographic and auxiliary projection.

Accepted Answer

A) True 
 B)False

Question 12

A(n) _____ plane is a plane that lies on any angle other than the normal orthographic planes.

Accepted Answer

A)  auxiliary 
B)  profile 
C)  frontal 
D)  horizontal 
A)  auxiliary 
B)  profile 
C)  frontal 
D)  horizontal

Question 13

Lines perpendicular to normal orthographic planes are true length, but lines parallel to normal orthographic planes are not.

Accepted Answer

A) True 
 B)False

Question 14

When projecting an auxiliary plane:

Accepted Answer

A)  the angle used with the fold line must be no greater than 45º 
B)  the angle used with the fold line must be at least 45º 
C)  any angle may be used with the fold line 
D)  no angle may be used with the fold line 
A)  the angle used with the fold line must be no greater than 45º 
B)  the angle used with the fold line must be at least 45º 
C)  any angle may be used with the fold line 
D)  no angle may be used with the fold line

Question 15

It is possible to solve the location of a point to a third plane when the point's location is known on two planes.

Accepted Answer

A) True 
 B)False

Question 16

When a fold line is parallel to any line, that line will appear _____ in the adjacent plane.

Accepted Answer

A)  curved 
B)  true size 
C)  slanted 
D)  foreshortened 
A)  curved 
B)  true size 
C)  slanted 
D)  foreshortened

Question 17

The connection of three points in space creates a:

Accepted Answer

A)  line 
B)  triangle 
C)  plane 
D)  fold 
A)  line 
B)  triangle 
C)  plane 
D)  fold

Question 18

Projection lines are always:

Accepted Answer

A)  perpendicular to fold lines 
B)  parallel to the profile plane 
C)  perpendicular to the frontal plane 
D)  parallel to the horizontal plane 
A)  perpendicular to fold lines 
B)  parallel to the profile plane 
C)  perpendicular to the frontal plane 
D)  parallel to the horizontal plane

Question 19

Geometric forms are all constructed from a series of:

Accepted Answer

A)  curves 
B)  angles 
C)  planes 
D)  points 
A)  curves 
B)  angles 
C)  planes 
D)  points

Question 20

What is the shortest distance between any two points?

Accepted Answer

A)  angle 
B)  plane 
C)  straight line 
D)  curved line 
A)  angle 
B)  plane 
C)  straight line 
D)  curved line

Exam 13: Descriptive Geometry

When the fold line is perpendicular to the true length line, the projection will be an edge view.

What do you need to do first when drawing the true size of a surface?

When creating a curved line, the more widely the points are spread, the smoother the curve will be.

The top plane on a drawing of a cube would be considered the _____ plane.

Oblique and inclined lines are true length:

What should you do to find the true length of a line on any plane?

When the frontal, horizontal, and profile planes are opened flat onto a two-dimensional surface:

There are only six auxiliary planes.

How many auxiliary planes are there?

The edges of a drawing of a cube would be considered:

Descriptive geometry is directly related to orthographic and auxiliary projection.

A(n) _____ plane is a plane that lies on any angle other than the normal orthographic planes.

Lines perpendicular to normal orthographic planes are true length, but lines parallel to normal orthographic planes are not.

When projecting an auxiliary plane:

It is possible to solve the location of a point to a third plane when the point's location is known on two planes.

When a fold line is parallel to any line, that line will appear _____ in the adjacent plane.

The connection of three points in space creates a:

Projection lines are always:

Geometric forms are all constructed from a series of:

What is the shortest distance between any two points?

Introduction to Contemporary Drafting

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