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# SS3 third Term technical drawing past questions and answers

## SS3 third Term technical drawing past questions and answers

Technical drawing questions with options and answers:

Question: What does the term "symmetrical relationship" mean in technical drawings?
A) Equal spacing between lines
B) Balance in the arrangement of features
C) Connection of parallel lines
D) Alignment of centerlines
Answer: B) Balance in the arrangement of features

Question: Which type of line is used to represent an imaginary line dividing an object into equal parts?
A) Hidden line
B) Centerline
C) Phantom line
D) Chain line

Question: In a technical drawing, what is the purpose of an arrowhead on a dimension line?
A) Decoration
B) Indicates the direction of the dimension
C) Highlights critical dimensions
D) Identifies the type of line
Answer: B) Indicates the direction of the dimension

Question: What is the purpose of a limit dimension in a technical drawing?
A) Show the overall size of the drawing
B) Specify the maximum allowable size
C) Highlight critical dimensions
D) Indicate the scale of the drawing
Answer: B) Specify the maximum allowable size

Question: Which type of line is used to represent the outline of an object that is not visible in the current view?
A) Hidden line
B) Phantom line
C) Dimension line
D) Object line

Question: What is the purpose of a chamfer dimension in a technical drawing?
A) Indicate the scale of the drawing
B) Specify the angle and distance of a bevel
C) Provide a key dimension for the entire drawing
D) Highlight critical dimensions
Answer: B) Specify the angle and distance of a bevel

Question: In an isometric drawing, what does the term "axis line" represent?
A) The central line of an object
B) The line connecting different views
C) The direction of motion
D) The boundary of the drawing
Answer: A) The central line of an object

Question: What is the purpose of a revision triangle on a technical drawing?
A) Indicate the scale of the drawing
B) Highlight critical dimensions
C) Identify changes or updates to the drawing
D) Provide a decorative element

Question: Which type of line is used to represent the intersection of two surfaces in a sectional view?
A) Hidden line
B) Cutting plane line
C) Object line
D) Phantom line

Question: In an orthographic projection, what does the term "first-angle projection" refer to?
A) The placement of the front view
B) The placement of the top view
C) The arrangement of auxiliary views
D) The position of hidden lines
Answer: A) The placement of the front view

Question: What is the purpose of a leader arrow in a technical drawing?
A) Indicate the center of the drawing
B) Highlight critical dimensions
C) Provide a key dimension for the entire drawing
D) Connect specific notes to features on the drawing
Answer: D) Connect specific notes to features on the drawing

Question: In a technical drawing, what does the term "tolerance stack-up" refer to?
A) The cumulative effect of tolerances on multiple dimensions
B) The precision of a single measurement
C) The thickness of object lines
D) The clarity of the drawing
Answer: A) The cumulative effect of tolerances on multiple dimensions

Question: What is the purpose of a foreshortened dimension in a technical drawing?
A) Provide a close-up view of a specific part
B) Indicate the scale of the drawing
C) Emphasize key dimensions
D) Account for the perspective view of an object
Answer: D) Account for the perspective view of an object

Question: In an orthographic projection, what does the term "auxiliary view" represent?
A) A detailed close-up of a specific part
B) A secondary view used to show features not visible in the primary views
C) The overall size of the drawing
D) A view with additional decorative elements
Answer: B) A secondary view used to show features not visible in the primary views

Question: What is the purpose of a weld symbol in a technical drawing?
A) Emphasize key dimensions
B) Indicate the scale of the drawing
C) Specify the type and location of a weld
D) Add aesthetic appeal to the drawing
Answer: C) Specify the type and location of a weld

Question: In a technical drawing, what does the term "datum" refer to?
A) A key dimension for the entire drawing
B) A reference point used for dimensioning
C) The overall size of the drawing
D) A decorative element in the drawing
Answer: B) A reference point used for dimensioning

Question: Which type of line is used to represent the intersection of two surfaces in an isometric drawing?
A) Hidden line
B) Axis line
C) Centerline
D) Visible line

Question: What is the purpose of a bill of materials (BOM) in a technical drawing?
A) Identify changes or updates to the drawing
B) Provide a key dimension for the entire drawing
C) List the materials and components used in the assembly
D) Indicate the scale of the drawing
Answer: C) List the materials and components used in the assembly

Question: In a technical drawing, what is the purpose of an exploded view?
A) Show the overall size of the drawing
B) Provide a detailed close-up of a specific part
C) Illustrate the assembly components separated from each other
D) Highlight critical dimensions
Answer: C) Illustrate the assembly components separated from each other

Question: Which type of line is used to represent the boundary of an object in an auxiliary view?
A) Hidden line
B) Phantom line
C) Object line
D) Cutting plane line