EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024
ADDA Drafting Certification:
Competency 1(General Terminology)
Exam Study Guide
centimeters - Answer✔✔-1/100th of a meter
millimeters - Answer✔✔-1/1000ths of a meter
meter - Answer✔✔-basis for metric system; = to 100 cm, 1000mm, 10 dm, etc.
decimeter - Answer✔✔-1/10th of a meter
American Society of Mechanical Engineers - Answer✔✔-ASME
dekameter - Answer✔✔-10 meters
kilometer - Answer✔✔-100 dekameters; 1000 meters
25.4 - Answer✔✔-millimeters per inch
fraction - Answer✔✔-part of a whole, such has 1/2 or 1/4
1:2 - Answer✔✔-half scale
2:1 - Answer✔✔-double size
drawn to scale - Answer✔✔-drawing an object to a set proportion
Page 1/10
, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024
metric system - Answer✔✔-decimal system of wights and measures based on the meter and the
kilogram; SI (international system) linear unit is millimeter
lettering - Answer✔✔-single stroke gothic; TOM Q. VAXY is all the letters that are as tall as they are wide;
drawn w/HB
foreshortened - Answer✔✔-surfaces do not give a clear or accurate representation of the size or shape
of the surface or features and should not be dimensioned; lines and surfaces that are inclined to the
picture plane appear this way
bisecting - Answer✔✔-dividing into two equal parts; drawn by setting compass length greater than half
of line's length and striking arc w/center at each endpoint, then drawing a line perpendicular to the
original line through the point where the arcs crossed
equilateral - Answer✔✔-all side lengths are equal
concentric - Answer✔✔-having a common center
180º - Answer✔✔-number of degrees in a triangle
360º - Answer✔✔-number of degrees in a circle [and quadrilateral]
quadrant - Answer✔✔-one of four sections into which the coordinate plane is divided (and/or a circle)
revision block - Answer✔✔-placed in upper righthand corner of page; brief listing of revisions made to a
drawing since it was initially released to manufacture, includes revision zone, letter, date, and name of
revisor and revising checker
Page 2/10
FIRST PUBLISH SEPTEMBER 2024
ADDA Drafting Certification:
Competency 1(General Terminology)
Exam Study Guide
centimeters - Answer✔✔-1/100th of a meter
millimeters - Answer✔✔-1/1000ths of a meter
meter - Answer✔✔-basis for metric system; = to 100 cm, 1000mm, 10 dm, etc.
decimeter - Answer✔✔-1/10th of a meter
American Society of Mechanical Engineers - Answer✔✔-ASME
dekameter - Answer✔✔-10 meters
kilometer - Answer✔✔-100 dekameters; 1000 meters
25.4 - Answer✔✔-millimeters per inch
fraction - Answer✔✔-part of a whole, such has 1/2 or 1/4
1:2 - Answer✔✔-half scale
2:1 - Answer✔✔-double size
drawn to scale - Answer✔✔-drawing an object to a set proportion
Page 1/10
, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024
metric system - Answer✔✔-decimal system of wights and measures based on the meter and the
kilogram; SI (international system) linear unit is millimeter
lettering - Answer✔✔-single stroke gothic; TOM Q. VAXY is all the letters that are as tall as they are wide;
drawn w/HB
foreshortened - Answer✔✔-surfaces do not give a clear or accurate representation of the size or shape
of the surface or features and should not be dimensioned; lines and surfaces that are inclined to the
picture plane appear this way
bisecting - Answer✔✔-dividing into two equal parts; drawn by setting compass length greater than half
of line's length and striking arc w/center at each endpoint, then drawing a line perpendicular to the
original line through the point where the arcs crossed
equilateral - Answer✔✔-all side lengths are equal
concentric - Answer✔✔-having a common center
180º - Answer✔✔-number of degrees in a triangle
360º - Answer✔✔-number of degrees in a circle [and quadrilateral]
quadrant - Answer✔✔-one of four sections into which the coordinate plane is divided (and/or a circle)
revision block - Answer✔✔-placed in upper righthand corner of page; brief listing of revisions made to a
drawing since it was initially released to manufacture, includes revision zone, letter, date, and name of
revisor and revising checker
Page 2/10
