Industry Standards & Compliance Regulations Flashcards
7 cards from real CDT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Industry Standards & Compliance Regulations flashcards as text
What is the significance of a 'First Angle' versus 'Third Angle' projection symbol on a drawing?
Answer: It indicates which projection system was used, affecting the arrangement of views on the drawing
The projection symbol tells the reader whether first angle (European) or third angle (North American) projection was used, which determines the spatial relationship of views.
When a drawing note states 'UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ±.010,' what type of tolerance is this?
Answer: General (block) tolerance
A general or block tolerance applies to all dimensions without individually specified tolerances and is typically stated in the title block or general notes.
Which federal regulation requires that drawings for pressure vessels comply with specific safety codes?
Answer: ASME Boiler and Pressure Vessel Code (BPVC)
The ASME Boiler and Pressure Vessel Code (BPVC) establishes rules for the design, fabrication, and inspection of pressure vessels to ensure safety.
In electrical drafting, which organization publishes the standards for electrical schematic symbols used in the US?
Answer: IEEE (Institute of Electrical and Electronics Engineers)
IEEE publishes standards for electrical and electronic schematic symbols, including IEEE Std 315, which is widely referenced in US electrical drafting.
What is the purpose of a 'zone' system on a large-format engineering drawing?
Answer: To provide a coordinate grid that allows specific areas of the drawing to be quickly located
Zone designations (letters and numbers along drawing borders) create a grid reference system so that specific features or notes can be quickly located.
Which standard defines the requirements for a Bill of Materials (BOM) on engineering assembly drawings?
Answer: ASME Y14.34
ASME Y14.34 establishes the requirements for associated lists, including Bills of Materials, parts lists, and indentured lists on engineering drawings.
When a drawing is marked 'PROPRIETARY AND CONFIDENTIAL,' what legal obligation does this create for the recipient?
Answer: The recipient must limit use and disclosure of the drawing to the authorized purpose stated in the agreement
A proprietary and confidential marking indicates the drawing contains trade secret information, and the recipient is obligated by contract or law to restrict its use and disclosure.