AMS 163 Midterm
In an isometric drawing the lines appear to recede toward a vanishing point as does a perspective drawing
In a perspective drawing, lines appear to recede toward a vanishing point, whereas in an isometric drawing the receding lines are drawn parallel.
CHAMFER
MODIFY command used to bevel the corners of objects
scale
MODIFY command used to change the size of an object
fillet
MODIFY command used to round the corners of objects
Symbols and Arrows
The dimension style manager tab where dimension arrow size is defined
primary units
The dimensions style Manager tab where the format for dimension units is defined
what does 1/4"=1-0' in a architectural drawing of a house
every 1/4 of an inch equals 1 foot the actual construction project
It is not important for drafters and designers to understand isometric drawing techniques
false
The acronym of the International Standards Organization is IOS
false ISO
the engineers scale is used by mechanical engineers in the U.S. to measure drawings in metric
false!! they use metric scale to measure in metric units
Aligned text on architectural dimension lines are in direction of the top and left of the drawing sheet
false, bottom and right side of the sheet
Generally, the locations of doors and windows defined with dimensions on architectural drawings indicate a dimension to the edge of the opening but not the center
false, dimension is measured from the middle of the door or the window
Engineers are responsible for determining dimensions on architectural drawings and not calculations
false, drafters are
Unidirectional text direction is associated with AIA and NCS architectural standards for dimensioning while aligned (bottom and right side of the drawing sheet) are acceptable and associated with ASME mechanical drawings
false, other way around
Angles of inclined planes can be measured directly in an isometric drawing.
false- must locate the start and end points of the edges of the angled plane by using measurements
1=2
half scale, half sized
What is the name of the HATCH setting that controls the density of the hatch pattern
hatch scale
.3mm
hidden, center, dimension, extension, section line
In which field of technical drawing are isometric techniques most often used to create a pictorial image
mechanical field
3-4 what does each, actual, physically smallest increment D unit read as on all sides of the metric scale
millimeters
the three qualities that technical lettering should posses are
neatness, legibility, and uniform size
three tools used by drafters to draw parallel, horizontal and vertical lines are?
parallel straight edge, the 30-60 triangle and the 45 triangle
Process piping
prepare drawings used in the construction of oil refineries, oil exploration, and production industries, chemical plants and process piping systems like those used in the manufacture of semiconductor devices
What are the diagonal lines in a section view called
section lines
On which tab in the Drafting Settings dialog box is the Rectangular Snap button located
snap and grid
Where is a removed section placed on a drawing
somewhere else on the sheet
bachelors
takes 4-5 years usually requires students to master higher level classes
text
the dimension style manager tab where dimension height is defined
fit
the dimension style manager tab where orentation of the arrowheads on leaders for circles and src is defined
Lines
the dimension style tab where center mark style is defined
What do the arrows on a cutting plane line represent
the direction of sight for the section view
the six regular views are?
top, bottom, front, back, left, right
A slash or tick marks are the termination symbol often used on architectural dimension lines
true
In the United States, the United States National CAD Standard (NCS) is an organization that publishes a drawing standard for architectural drawings, along with the American Institute of Architects (AIA)
true
Pressing <F5> or <Ctrl> +E are the two ways to change the orientation of the crosshairs in an isometric drawing created with AutoCAD
true
The designer is responsible for calculating tolerances in an engineering drawing
true!!
a dimension to which the tolerances are applies is called nominal dimension
true!!
A tolerance can be described as acceptable variation to manufacturing engineers
true!!!
computer assigned manufacturing has the acronym CAM
true!!!
relative
type of coordinate that is relative to the last point defined
.6mm
visible and cutting plane line
Mechanical
work with mechanical engineers and designers to prepare detail and assembly drawings of machinery and mechanical devices
What is the angle of an object's horizontal lines in an isometric drawing
30 degrees
what is the size for an architectural D sheet
34x22 inches
drafting triangles
45 and 30/60
In an offset section, the cutting plane line is offset at what angle?
90 degrees
What is the angle of an object's vertical lines in an isometric drawing
90 degrees
the four lead widths technical pencils can be purchased are
.3mm, .5mm, .7mm, and .9mm
Associates
1-2 years to complete, work as a drafter
which scale is used by mechanical engineers to measure drawings in decimal inches
10 scale
What is the sheet size for a mechanical B sized sheet?
17x11 Inches
how many degrees is a half- moon protractor divided into to?
180
what ratio indicates a drawing in full size
1=1
there are approximately cm or mm within 1 inch
2.54cm or 25.4mm
the acronym AIA stands for
American Institute of Architects
limits
AutoCAD setting that defines the size of the drawing area
a C sheet is equal in size of two of these sheets laid side by side
B
polygon
DRAW command used to create a multi sided object
rectangle
DRAW command used to create a multisided object
people who might constitute a design team
Drafters, designers, architects and engineers
the protractor divides
a full circle into 360 degrees and the half moon protractor into 180
datum
a theoretically perfect element from which a dimension is placed
absolute
a type of coordinate that is relative to 0,0
which field of drafting has the highest median salary?
architectural
which of the following attributes do most employers value?
attitude regarding work and his ability to learn quickly and contribute to the team right away
In what field must a drafter be familiar with roads, bridges, water and waste-water systems, and surveying techniques?
civil
electronics
create schematic diagrams, printed circuit board artwork, integrated circuit layouts and other graphics used in the repair and manufacture of electronic (semiconductor) devices
2=1
double scale, twice the size
