In a Generalization/specialization Relationship,it Would Not Make Sense for a Class

question 48

Multiple Choice

In a generalization/specialization relationship,it would not make sense for a class at the bottom of the hierarchy to be a(n)   ______ class.​

• A)composite
• B)​association
• C) ​concrete
• D)​abstract

Identify and interpret thread notes in structural design documents.

Understand basic welding symbols and their placements on technical drawings.

Differentiate between weld symbols and welding symbols.

Identify the meanings of various AWS standard symbols for different weld types.