Question 1

When determining bearing, if north is at the top of the paper, then _____ will be on the left side.

Accepted Answer

A) west 
B) east 
C)  south 
D)  none of the above 
A) west 
B) east 
C)  south 
D)  none of the above A

Question 2

A triangle would be identified as:

Accepted Answer

A) ABC 
B) A-B-C 
C)  abc 
D)  a-b-c 
A) ABC 
B) A-B-C 
C)  abc 
D)  a-b-c C

Question 3

A point is called out in a given view by:

Accepted Answer

A) lowercase letters 
B) uppercase letters 
C)  either upper- or lowercase letters 
D)  all of the above are correct 
A) lowercase letters 
B) uppercase letters 
C)  either upper- or lowercase letters 
D)  all of the above are correct A

Question 4

A contour line on a plot or a map is a line at a constant elevation on the surface of the earth, above sea level.

Accepted Answer

A) True 
 B)False

Question 5

A point in space is projected and measured in a way similar to that of a _____.

Accepted Answer

A) point view of a line 
B) line in space 
C)  nonparallel line 
D)  plane surface 
A) point view of a line 
B) line in space 
C)  nonparallel line 
D)  plane surface

Question 6

Descriptive geometry is used by drafters, designers, and engineers because it graphically shows the solution to problems dealing with points, lines and planes, and their relationship in space.

Accepted Answer

A) True 
 B)False

Question 7

A vector, as defined in engineering, must possess both magnitude and _____.

Accepted Answer

A) volume 
B) size 
C)  direction 
D)  length 
A) volume 
B) size 
C)  direction 
D)  length

Question 8

A truss is a frame that is usually three-dimensional and made of structural shapes.

Accepted Answer

A) True 
 B)False

Question 9

Notations are like footnotes.

Accepted Answer

A) True 
 B)False

Question 10

A piercing point is:

Accepted Answer

A) the exact location of an intersection of two lines 
B) the exact location of an intersection of two surfaces 
C)  the exact location of an intersection of a plane and a surface line 
D)  the exact location of the intersection of a surface and a line 
A) the exact location of an intersection of two lines 
B) the exact location of an intersection of two surfaces 
C)  the exact location of an intersection of a plane and a surface line 
D)  the exact location of the intersection of a surface and a line

Question 11

When determining the true length of a line, the fold line must be drawn _____ to the line.

Accepted Answer

A) tangent 
B) perpendicular 
C)  parallel 
D)  at 45 degrees 
A) tangent 
B) perpendicular 
C)  parallel 
D)  at 45 degrees

Question 12

Which of the following is an important rule to remember when projecting from one view to another?

Accepted Answer

A) Always project the top view of a line from a given front. 
B) The customary 45-degree projection line is used. 
C)  The fold line is always placed between the front V and the top V. 
D)  Always skip a view between all measurements. 
A) Always project the top view of a line from a given front. 
B) The customary 45-degree projection line is used. 
C)  The fold line is always placed between the front V and the top V. 
D)  Always skip a view between all measurements.

Question 13

Which of the following is the correct formula for determining the percent of grade?

Accepted Answer

A) units of horizon divided by units of vertical rise × 100 
B) units of vertical rise divided by units of horizon × 100 
C)  units of horizon X units of vertical rise × 100 
D)  units of vertical rise X units of horizon × 100 
A) units of horizon divided by units of vertical rise × 100 
B) units of vertical rise divided by units of horizon × 100 
C)  units of horizon X units of vertical rise × 100 
D)  units of vertical rise X units of horizon × 100

Question 14

The first step to determining the visibility of two intersecting lines (which of the two lines is closer) is to project the exact crossover point of the lines to an adjoining view.

Accepted Answer

A) True 
 B)False

Question 15

A fold line is represented by a thin, black line, and must be located in that plane.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not a step involved in determining the true distance between two parallel lines in space?

Accepted Answer

A) Find the true length of each of the two lines. 
B) Find the point view of each of the two lines. 
C)  Project a point view of the added true length line. 
D)  The true distance between the parallel lines is the straight-line path between their end points. 
A) Find the true length of each of the two lines. 
B) Find the point view of each of the two lines. 
C)  Project a point view of the added true length line. 
D)  The true distance between the parallel lines is the straight-line path between their end points.

Question 17

To find the point view of a line, what must be determined first?

Accepted Answer

A) the edge view of a surface 
B) the true shape of a surface 
C)  the true length of a line 
D)  the placement of the fold line 
A) the edge view of a surface 
B) the true shape of a surface 
C)  the true length of a line 
D)  the placement of the fold line

Question 18

Space diagrams and force diagrams are used in truss analysis to determine the forces in the members of a truss.

Accepted Answer

A) True 
 B)False

Question 19

The point view of a line describes the inclination of a line in relation to the horizon.

Accepted Answer

A) True 
 B)False

Question 20

When determining if a line is visible, consider:

Accepted Answer

A) if it looks like it should be visible 
B) if it is closest to the fold line 
C)  if it is longer than the other line 
D)  if it is shorter than the other line 
A) if it looks like it should be visible 
B) if it is closest to the fold line 
C)  if it is longer than the other line 
D)  if it is shorter than the other line

Exam 10: Descriptive Geometry

When determining bearing, if north is at the top of the paper, then _____ will be on the left side.

A triangle would be identified as:

A point is called out in a given view by:

A contour line on a plot or a map is a line at a constant elevation on the surface of the earth, above sea level.

A point in space is projected and measured in a way similar to that of a _____.

Descriptive geometry is used by drafters, designers, and engineers because it graphically shows the solution to problems dealing with points, lines and planes, and their relationship in space.

A vector, as defined in engineering, must possess both magnitude and _____.

A truss is a frame that is usually three-dimensional and made of structural shapes.

Notations are like footnotes.

A piercing point is:

When determining the true length of a line, the fold line must be drawn _____ to the line.

Which of the following is an important rule to remember when projecting from one view to another?

Which of the following is the correct formula for determining the percent of grade?

The first step to determining the visibility of two intersecting lines (which of the two lines is closer) is to project the exact crossover point of the lines to an adjoining view.

A fold line is represented by a thin, black line, and must be located in that plane.

Which of the following is not a step involved in determining the true distance between two parallel lines in space?

To find the point view of a line, what must be determined first?

Space diagrams and force diagrams are used in truss analysis to determine the forces in the members of a truss.

The point view of a line describes the inclination of a line in relation to the horizon.

When determining if a line is visible, consider:

Introduction

Employability Skills for Drafting and Design Technicians

Drafting Tools: Conventional, Cad, and Solid Modeling

Sketching and Lettering for Engineering Communication

Geometric Construction

Spatial Visualization and Multiview Drawings

Dimensioning and Notation

Sectional Views

Auxiliary Views

Patterns and Developments

Solid 3D Modeling: Computational Design and Analysis

Geometric Dimensioning and Tolerancing

Fasteners

Springs

Cams

Gears

Assembly and Detail Drawings for Design

Pictorial Drawings

Welding

Modern Manufacturing: Materials, Processes, and Automation

The Design Process and Advanced Concepts

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