Question 1

An octahedron is made up of eight triangles.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following is true regarding the sum of three internal angles of a triangle?

Accepted Answer

A) They will always add up to be exactly 180 degrees. 
B) The angles, added together, will never be greater than 180 degrees, but are sometimes less than 180 degrees. 
C)  The angles will all be the same size. 
D)  both A and C 
A) They will always add up to be exactly 180 degrees. 
B) The angles, added together, will never be greater than 180 degrees, but are sometimes less than 180 degrees. 
C)  The angles will all be the same size. 
D)  both A and C

Question 3

A line that divides another line in half, and is 90 degrees to that line is called a(n):

Accepted Answer

A) perpendicular bisector 
B) parallel bisector 
C)  isometric bisector 
D)  oblique bisector 
A) perpendicular bisector 
B) parallel bisector 
C)  isometric bisector 
D)  oblique bisector

Question 4

Which of the following is not an object that can be drawn using a helix?

Accepted Answer

A) screw threads 
B) spiral staircase 
C)  hook 
D)  worm gear 
A) screw threads 
B) spiral staircase 
C)  hook 
D)  worm gear

Question 5

A scalene triangle has how many equal sides?

Accepted Answer

A) 0 
B) 1 
C)  2 
D)  3 
A) 0 
B) 1 
C)  2 
D)  3

Question 6

To locate a point on a drawing, it is acceptable to use a dot.

Accepted Answer

A) True 
 B)False

Question 7

A circle that is at a 15-degree tilt will resemble an ellipse.

Accepted Answer

A) True 
 B)False

Question 8

An involute resembles most closely a spiral.

Accepted Answer

A) True 
 B)False

Question 9

An actual point in space is represented on a drawing by:

Accepted Answer

A) an "X" at its exact location 
B) a dot at its exact location 
C)  a small triangle at its exact location 
D)  a crisscross at its exact location 
A) an "X" at its exact location 
B) a dot at its exact location 
C)  a small triangle at its exact location 
D)  a crisscross at its exact location

Question 10

What is the minimum number of points required to determine the circumference of a circle?

Accepted Answer

A) 2 
B) 3 
C)  4 
D)  No minimum is required. 
A) 2 
B) 3 
C)  4 
D)  No minimum is required.

Question 11

If the faces of a polyhedron are equal polygons, the resulting solid figure is a _____ polyhedron?

Accepted Answer

A) acute 
B) obtuse 
C)  regular 
D)  straight 
A) acute 
B) obtuse 
C)  regular 
D)  straight

Question 12

The radius of a tangent arc to two lines is the same as the distance of the parallel lines drawn to the lines.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following is not a part of a circle?

Accepted Answer

A) arc 
B) center 
C)  sector 
D)  angle 
A) arc 
B) center 
C)  sector 
D)  angle

Question 14

Which of the following is true regarding a line?

Accepted Answer

A) It is the shortest distance between two points. 
B) It can be drawn in any direction. 
C)  It can be straight, an arc, or a free curve. 
D)  All of the above 
A) It is the shortest distance between two points. 
B) It can be drawn in any direction. 
C)  It can be straight, an arc, or a free curve. 
D)  All of the above

Question 15

The circumference of a circle can be calculated by:

Accepted Answer

A) multiplying pi by the diameter of the circle 
B) dividing the area of the circle by pi 
C)  multiplying four times the pi times the radius 
D)  both A and C 
A) multiplying pi by the diameter of the circle 
B) dividing the area of the circle by pi 
C)  multiplying four times the pi times the radius 
D)  both A and C

Question 16

Which of the following is not true regarding concentric and eccentric circles?

Accepted Answer

A) Concentric circles have a common center point. 
B) Eccentric circles have no common center point. 
C)  Concentric circles have no common center point. 
D)  Two or more circles with a common center point are called concentric. 
A) Concentric circles have a common center point. 
B) Eccentric circles have no common center point. 
C)  Concentric circles have no common center point. 
D)  Two or more circles with a common center point are called concentric.

Question 17

The diameter of every circle will be less than the circumference.

Accepted Answer

A) True 
 B)False

Question 18

A chord is a line that passes through the circumference of a circle.

Accepted Answer

A) True 
 B)False

Question 19

This drafting tool is used to draw irregular curves.

Accepted Answer

A) compass 
B) trammel 
C)  French curve 
D)  protractor 
A) compass 
B) trammel 
C)  French curve 
D)  protractor

Exam 5: Geometric Construction

An octahedron is made up of eight triangles.

Which of the following is true regarding the sum of three internal angles of a triangle?

A line that divides another line in half, and is 90 degrees to that line is called a(n):

Which of the following is not an object that can be drawn using a helix?

A scalene triangle has how many equal sides?

To locate a point on a drawing, it is acceptable to use a dot.

A circle that is at a 15-degree tilt will resemble an ellipse.

An involute resembles most closely a spiral.

An actual point in space is represented on a drawing by:

What is the minimum number of points required to determine the circumference of a circle?

If the faces of a polyhedron are equal polygons, the resulting solid figure is a _____ polyhedron?

The radius of a tangent arc to two lines is the same as the distance of the parallel lines drawn to the lines.

Which of the following is not a part of a circle?

Which of the following is true regarding a line?

The circumference of a circle can be calculated by:

Which of the following is not true regarding concentric and eccentric circles?

The diameter of every circle will be less than the circumference.

A chord is a line that passes through the circumference of a circle.

This drafting tool is used to draw irregular curves.

Introduction

Employability Skills for Drafting and Design Technicians

Drafting Tools: Conventional, Cad, and Solid Modeling

Sketching and Lettering for Engineering Communication

Spatial Visualization and Multiview Drawings

Dimensioning and Notation

Sectional Views

Auxiliary Views

Descriptive Geometry

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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