Apprenticeship Exam Blueprint Reading and Technical Drawings

Question 1

What does a dashed (hidden) line represent in a technical drawing?

Accepted Answer

A feature that exists behind or below the visible surface

Answer

Dashed (hidden) lines represent edges or features that are not visible in the current view of the drawing.

Question 2

On a blueprint, what does a title block typically contain?

Accepted Answer

Drawing name, scale, revision number, and drafter information

Answer

The title block identifies the drawing with its name, scale, revision history, drafter, approval signatures, and date.

Question 3

What does the scale '1/4" = 1'-0"' mean on a blueprint?

Accepted Answer

Every quarter inch on the drawing equals one foot in real life

Answer

A scale of 1/4" = 1'-0" means each 1/4 inch on the drawing represents 1 foot of actual dimension.

Question 4

Which type of line indicates the center of a circular feature or axis of symmetry?

Accepted Answer

Centerline (alternating long and short dashes)

Answer

Centerlines are drawn as alternating long and short dashes and indicate the center or axis of circular features.

Question 5

What does an elevation view show on a blueprint?

Accepted Answer

A vertical side view of a structure from the exterior

Answer

An elevation view shows the vertical face of a structure as seen from one of its sides, such as north, south, east, or west.

Apprenticeship Exam Practice Test