Technical Drawing NABTEB exam past questions and answers

Technical Drawing NABTEB exam past questions and answers

Here they are;

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

A) Decorative element

B) Indicates the scale of the drawing

C) Provides information about the drawing, like title and author

D) Highlights critical dimensions

Question: In orthographic projection, what is the relationship between the front, top, and right-side views?

A) Parallel

B) Perpendicular

C) Intersecting at 45 degrees

D) Random

Question: Which type of line is typically used to represent hidden or invisible edges in a technical drawing?

A) Center line

B) Object line

C) Hidden line

D) Phantom line

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

A) Precision of measurement

B) Allowable variation in a dimension

C) Thickness of lines

D) Angle between views

Question: Which projection method provides a more realistic representation of an object – isometric or oblique?

A) Isometric

B) Oblique

C) Both are equally realistic

D) Depends on the object

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

A) Indicates a hidden feature

B) Points to a specific location or dimension

C) Separates different sections of the drawing

D) Adds aesthetic value

Question: What is the primary function of an auxiliary view in technical drawing?

A) Shows an object's true shape and size

B) Provides a detailed close-up of a specific area

C) Represents the object from a unique perspective

D) Displays hidden features not visible in standard views

Question: Which type of projection uses two vanishing points to create a more realistic representation?

A) Perspective projection

B) Orthographic projection

C) Isometric projection

D) Axonometric projection

Question: In a multiview drawing, what does the top view represent?

A) Height

B) Width

C) Depth

D) Combination of height and width

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

A) Marks the center of the page

B) Represents symmetry or a center axis

C) Indicates the end of a dimension line

D) Connects different views of an object

Question: Which type of projection is commonly used in architectural drawings to represent the true shape of an object's face?

A) Cavalier projection

B) Cabinet projection

C) Orthographic projection

D) Auxiliary projection

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

A) Ratio of the drawing size to the actual size of the object

B) The thickness of the lines used in the drawing

C) Time taken to create the drawing

D) Number of views in a multiview drawing

Question: Which type of dimensioning system uses numerical values aligned with extension lines?

A) Aligned dimensioning

B) Unidirectional dimensioning

C) Baseline dimensioning

D) Ordinate dimensioning

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

A) Indicates a broken or interrupted view

B) Separates different sections of the drawing

C) Marks the center of the page

D) Adds aesthetic value

Question: Which symbol is commonly used to represent a right-angle bend in a drawing?

A) Arrowhead

B) Fillet symbol

C) Bend symbol

D) Radius symbol

Question: What is the primary advantage of using CAD (Computer-Aided Design) in technical drawings?

A) Enhanced aesthetic quality

B) Faster and more accurate drafting

C) Reduced need for dimensioning

D) Limited compatibility with other design tools

Question: In isometric projection, what is the angle between each axis?

A) 45 degrees

B) 60 degrees

C) 90 degrees

D) 120 degrees

Question: When should an auxiliary view be used in a technical drawing?

A) To show hidden features that are not visible in standard views

B) To provide a three-dimensional representation of an object

C) To highlight the main title of the drawing

D) To emphasize the thickness of lines

Question: What is the purpose of hatching or cross-hatching in a sectional view?

A) Adds color to the drawing

B) Indicates the material used for the object

C) Represents hidden features

D) Highlights the center of the page

Question: Which type of projection is commonly used for illustrating screw threads or gear teeth?

A) Cavalier projection

B) Cabinet projection

C) Isometric projection

D) Orthographic projection