CAD 100 EVALUATION EXAMS SCRIPT QUESTIONS
AND ANSWERS SURE A+
✔✔In assembly drawings with multiple parts, many of the parts may be shown in ____
section and distinguished
by orienting the section lines at different angles or spacing.
A. half
B. full
C. aligned
D. broken-out - ✔✔B. full
✔✔The word auxiliary means ____.
A. primary
B. additional
C. projection
D. principal - ✔✔B. additional
✔✔The dihedral angle is the ____ angle between two surfaces.
A. right
B. true
C. auxiliary
D. primary - ✔✔B. true
,✔✔Any auxiliary view projected from the front view is called a ____ auxiliary view.
A. length
B. width
C. depth
D. height - ✔✔C. depth
✔✔Any auxiliary view projected from the right-side view is called a ____ auxiliary view.
A. height
B. depth
C. length
D. width - ✔✔D. width
✔✔Any auxiliary view projected from the top view is called a ____ auxiliary view.
A. width
B. height
C. depth
D. length - ✔✔B. height
✔✔A common reason to use an auxiliary view is to show the true size and shape of a(n)
____ surface.
A. oblique
B. normal
C. curved
D. inclined - ✔✔D. inclined
✔✔If present, folding lines should be ____ lines and may be marked with projection
plane labels.
A. phantom
B. hidden
C. visible
D. center - ✔✔A. phantom
✔✔Which of the following is not a type of thread form?
A. Unified
B. Rectangle
C. Acme
D. Square - ✔✔B. Rectangle
✔✔The ____ is how far a thread advances when the threaded part is rotated one
complete revolution.
A. crest
B. flank
C. lead
D. pitch - ✔✔C. lead
, ✔✔The distance from one point on a thread to the same point on the next thread is
called the ____.
A. pitch
B. root
C. thread angle
D. lead - ✔✔A. pitch
✔✔The ____ thread series is used for nuts, bolts, screws, and general uses.
A. Unified fine
B. Unified coarse
C. Unified extra fine
D. Unified constant pitch - ✔✔B. Unified coarse
✔✔Which of the following designations indicates a Unified form that is nonstandard?
A. UN
B. UNS
C. UNJ
D. UNR - ✔✔B. UNS (unified special)
✔✔Which of the following thread classes represents the loosest class of fit?
A. Class 1A
B. Class 2B
C. Class 3A
D. Class 3B - ✔✔A. Class 1A (3- tightest class of fit)
✔✔The vast majority of screw threads are ____ threads.
A. multiple-start
B. three-start
C. two-start
D. single-start - ✔✔D. single-start
✔✔Which of the following is not usually specified in the thread note for Unified threads?
A. Number of threads per inch
B. Minor diameter
C. Thread class
D. Thread form - ✔✔B. Minor diameter
✔✔____ is the highest tolerance grade for an internal metric thread.
A. 3
B. 4
C. 8
D. 9 - ✔✔C. 8 (for external threads, 4 is the most precise)
AND ANSWERS SURE A+
✔✔In assembly drawings with multiple parts, many of the parts may be shown in ____
section and distinguished
by orienting the section lines at different angles or spacing.
A. half
B. full
C. aligned
D. broken-out - ✔✔B. full
✔✔The word auxiliary means ____.
A. primary
B. additional
C. projection
D. principal - ✔✔B. additional
✔✔The dihedral angle is the ____ angle between two surfaces.
A. right
B. true
C. auxiliary
D. primary - ✔✔B. true
,✔✔Any auxiliary view projected from the front view is called a ____ auxiliary view.
A. length
B. width
C. depth
D. height - ✔✔C. depth
✔✔Any auxiliary view projected from the right-side view is called a ____ auxiliary view.
A. height
B. depth
C. length
D. width - ✔✔D. width
✔✔Any auxiliary view projected from the top view is called a ____ auxiliary view.
A. width
B. height
C. depth
D. length - ✔✔B. height
✔✔A common reason to use an auxiliary view is to show the true size and shape of a(n)
____ surface.
A. oblique
B. normal
C. curved
D. inclined - ✔✔D. inclined
✔✔If present, folding lines should be ____ lines and may be marked with projection
plane labels.
A. phantom
B. hidden
C. visible
D. center - ✔✔A. phantom
✔✔Which of the following is not a type of thread form?
A. Unified
B. Rectangle
C. Acme
D. Square - ✔✔B. Rectangle
✔✔The ____ is how far a thread advances when the threaded part is rotated one
complete revolution.
A. crest
B. flank
C. lead
D. pitch - ✔✔C. lead
, ✔✔The distance from one point on a thread to the same point on the next thread is
called the ____.
A. pitch
B. root
C. thread angle
D. lead - ✔✔A. pitch
✔✔The ____ thread series is used for nuts, bolts, screws, and general uses.
A. Unified fine
B. Unified coarse
C. Unified extra fine
D. Unified constant pitch - ✔✔B. Unified coarse
✔✔Which of the following designations indicates a Unified form that is nonstandard?
A. UN
B. UNS
C. UNJ
D. UNR - ✔✔B. UNS (unified special)
✔✔Which of the following thread classes represents the loosest class of fit?
A. Class 1A
B. Class 2B
C. Class 3A
D. Class 3B - ✔✔A. Class 1A (3- tightest class of fit)
✔✔The vast majority of screw threads are ____ threads.
A. multiple-start
B. three-start
C. two-start
D. single-start - ✔✔D. single-start
✔✔Which of the following is not usually specified in the thread note for Unified threads?
A. Number of threads per inch
B. Minor diameter
C. Thread class
D. Thread form - ✔✔B. Minor diameter
✔✔____ is the highest tolerance grade for an internal metric thread.
A. 3
B. 4
C. 8
D. 9 - ✔✔C. 8 (for external threads, 4 is the most precise)
