SS3 first term technical drawing past questions and answers

SS3 first term technical drawing past questions and answers

Here are 20 technical drawing questions with options and answers:

Question: What is the purpose of a centerline in a technical drawing?

A) Indicate the center of the drawing

B) Show symmetry or alignment

C) Highlight important dimensions

D) Decorative element

Answer: B) Show symmetry or alignment

Question: Which type of line is used to represent the outline of an object in a technical drawing?

A) Hidden line

B) Centerline

C) Object line

D) Extension line

Answer: C) Object line

Question: In an orthographic projection, how many principal views are typically used to represent a three-dimensional object?

A) 1

B) 2

C) 3

D) 4

Answer: C) 3

Question: What does the term "isometric" refer to in technical drawing?

A) A three-dimensional drawing method

B) The main title of a drawing

C) A type of centerline

D) An abbreviation for "isosceles metric"

Answer: A) A three-dimensional drawing method

Question: Which type of line is used to represent an edge that is not visible in a drawing?

A) Object line

B) Hidden line

C) Dimension line

D) Centerline

Answer: B) Hidden line

Question: What is the purpose of dimension lines in a technical drawing?

A) Show the overall size of the drawing

B) Indicate the scale of the drawing

C) Provide measurements and size information

D) Add aesthetic appeal to the drawing

Answer: C) Provide measurements and size information

Question: Which type of projection shows the most realistic view of an object?

A) Isometric projection

B) Orthographic projection

C) Oblique projection

D) Perspective projection

Answer: D) Perspective projection

Question: What is the purpose of a title block on a technical drawing?

A) Provide information about the drawing's scale

B) Add a decorative element to the drawing

C) Identify the drawing and provide essential information

D) Highlight critical dimensions

Answer: C) Identify the drawing and provide essential information

Question: Which type of line is used to indicate the path of motion in a technical drawing?

A) Phantom line

B) Hidden line

C) Centerline

D) Dimension line

Answer: A) Phantom line

Question: What does the term "tolerance" refer to in technical drawings?

A) The precision of measurements

B) The clarity of the drawing

C) The thickness of object lines

D) The orientation of centerlines

Answer: A) The precision of measurements

Question: Which projection method uses a 45-degree angle for receding lines from the frontal plane?

A) Isometric projection

B) Orthographic projection

C) Oblique projection

D) Perspective projection

Answer: C) Oblique projection

Question: What is the purpose of a break line in a technical drawing?

A) Indicate the center of the drawing

B) Show symmetry or alignment

C) Shorten a long object for drawing convenience

D) Add emphasis to specific details

Answer: C) Shorten a long object for drawing convenience

Question: Which type of line is used to represent an alternate position of a part or feature?

A) Hidden line

B) Phantom line

C) Centerline

D) Object line

Answer: B) Phantom line

Question: What is the purpose of an auxiliary view in a technical drawing?

A) Show multiple views of an object in a single drawing

B) Provide additional information not visible in standard views

C) Highlight the main dimensions of a drawing

D) Decorate the drawing with a unique perspective

Answer: B) Provide additional information not visible in standard views

Question: In a section view, what does the hatching or cross-hatching represent?

A) Hidden features

B) Symmetry lines

C) Surface finish

D) Material removed by the cut

Answer: D) Material removed by the cut

Question: What is the purpose of a leader line in a technical drawing?

A) Connect different parts of the drawing

B) Show the overall size of the drawing

C) Indicate the scale of the drawing

D) Identify features and provide annotations

Answer: D) Identify features and provide annotations

Question: Which type of line is used to indicate the path of motion for a rotating part?

A) Phantom line

B) Hidden line

C) Centerline

D) Break line

Answer: A) Phantom line

Question: What is the purpose of a detail view in a technical drawing?

A) Provide a close-up view of a specific part

B) Show an isometric projection of the entire object

C) Display the drawing's title and key information

D) Decorate the drawing with intricate details

Answer: A) Provide a close-up view of a specific part

Question: Which type of line is used to represent the boundary of an imaginary surface or plane in a technical drawing?

A) Hidden line

B) Phantom line

C) Centerline

D) Object line

Answer: B) Phantom line

Question: What is the purpose of a scale in a technical drawing?

A) Emphasize key dimensions

B) Indicate the drawing's title

C) Show the overall size of the drawing

D) Provide a proportional relationship between the drawing and the actual object

Answer: D) Provide a proportional relationship between the drawing and the actual object