Question 1

What is one of the two major kinds of notches used in a development?

Accepted Answer

A) sharp U 
B) sharp V 
C)  rounded U 
D)  both A and B 
A) sharp U 
B) sharp V 
C)  rounded U 
D)  both A and B B

Question 2

In parallel line development, at which angle to the base line must the fold lines be projected?

Accepted Answer

A) 45 degrees 
B) 60 degrees 
C)  90 degrees 
D)  180 degrees 
A) 45 degrees 
B) 60 degrees 
C)  90 degrees 
D)  180 degrees C

Question 3

A transitional piece is usually stamped or pressed into a particular shape.

Accepted Answer

A) True 
 B)False  False

Question 4

Tabs are used to fasten items together.

Accepted Answer

A) True 
 B)False

Question 5

After labeling all points, the next step in drawing a radial line development is to:

Accepted Answer

A) draw a stretchout line 
B) draw an arc 
C)  find the true length of the fold lines 
D)  Any step may be done next 
A) draw a stretchout line 
B) draw an arc 
C)  find the true length of the fold lines 
D)  Any step may be done next

Question 6

Which of the following is an example of a single-curved surface?

Accepted Answer

A) air conditioning duct 
B) cereal box 
C)  automobile fender 
D)  globe 
A) air conditioning duct 
B) cereal box 
C)  automobile fender 
D)  globe

Question 7

A piece of wrought iron that measures 1"×12"×12" weighs _____ lbs.

Accepted Answer

A) 24 
B) 25 
C)  40 
D)  48 
A) 24 
B) 25 
C)  40 
D)  48

Question 8

When drawing developments, all surfaces must be true shape and size.

Accepted Answer

A) True 
 B)False

Question 9

When comparing a No. 21 gage piece of steel, brass, and aluminum, all are the same thickness.

Accepted Answer

A) True 
 B)False

Question 10

The notation a-a' would indicate a:

Accepted Answer

A) tab 
B) fold line 
C)  stretchout line 
D)  true length line 
A) tab 
B) fold line 
C)  stretchout line 
D)  true length line

Question 11

Which of the following object does not require a development?

Accepted Answer

A) tool box 
B) cereal box 
C)  wooden jewelry box 
D)  simple mailbox 
A) tool box 
B) cereal box 
C)  wooden jewelry box 
D)  simple mailbox

Question 12

The following formula is used to calculate circumference:

Accepted Answer

A) 3.1416 × r 
B) 3.1416 × d 
C)  3.1416 × 2d 
D)  3.1416 × 3r 
A) 3.1416 × r 
B) 3.1416 × d 
C)  3.1416 × 2d 
D)  3.1416 × 3r

Question 13

If a transitional piece does not have fold lines, it is developed in the same manner as any other triangulation development.

Accepted Answer

A) True 
 B)False

Question 14

A true length diagram is often a quicker method to obtain needed projections than by descriptive geometry methods.

Accepted Answer

A) True 
 B)False

Question 15

If an object is truncated it will always:

Accepted Answer

A) contain all foreshortened surfaces 
B) contain all true shape surfaces 
C)  contain more than six sides 
D)  none of the above 
A) contain all foreshortened surfaces 
B) contain all true shape surfaces 
C)  contain more than six sides 
D)  none of the above

Question 16

Two major types of notches are usually used: a sharp U, or a rounded U.

Accepted Answer

A) True 
 B)False

Question 17

Radial line developments do not require a stretchout line.

Accepted Answer

A) True 
 B)False

Question 18

The reason we develop the pattern or template with the inside surface up is because important dimension sizes and fold or bend locations are assumed to occur on the inside surface of the final object.

Accepted Answer

A) True 
 B)False

Question 19

To join a circular shape to a straight edge, _____ tabs are used.

Accepted Answer

A) seam tabs 
B) notched tabs 
C)  regular tabs 
D)  lap tabs 
A) seam tabs 
B) notched tabs 
C)  regular tabs 
D)  lap tabs

Question 20

An automobile fender is an example of a single-curved surface.

Accepted Answer

A) True 
 B)False

Exam 11: Patterns and Developments

What is one of the two major kinds of notches used in a development?

In parallel line development, at which angle to the base line must the fold lines be projected?

A transitional piece is usually stamped or pressed into a particular shape.

Tabs are used to fasten items together.

After labeling all points, the next step in drawing a radial line development is to:

Which of the following is an example of a single-curved surface?

A piece of wrought iron that measures 1"×12"×12" weighs _____ lbs.

When drawing developments, all surfaces must be true shape and size.

When comparing a No. 21 gage piece of steel, brass, and aluminum, all are the same thickness.

The notation a-a' would indicate a:

Which of the following object does not require a development?

The following formula is used to calculate circumference:

If a transitional piece does not have fold lines, it is developed in the same manner as any other triangulation development.

A true length diagram is often a quicker method to obtain needed projections than by descriptive geometry methods.

If an object is truncated it will always:

Two major types of notches are usually used: a sharp U, or a rounded U.

Radial line developments do not require a stretchout line.

The reason we develop the pattern or template with the inside surface up is because important dimension sizes and fold or bend locations are assumed to occur on the inside surface of the final object.

To join a circular shape to a straight edge, _____ tabs are used.

An automobile fender is an example of a single-curved surface.

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

Descriptive Geometry

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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