Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)
National Exams, 04-BS-15 Engineering Graphics & Design Process, 2015-May. Closed-book, no calculator; all 9 questions are of equal value and all must be answered (per the paper’s own instruction "Note: all 9 questions must be answered").
Reference texts: Bertoline & Wiebe, Technical Graphics Communication (4th ed.) — orthographic projection, isometric pictorials, auxiliary and section views, first/third-angle projection; Giesecke et al., Technical Drawing / Engineering Graphics (15th ed.) — ASME Y14.5 / CSA B78.1 dimensioning and sectioning conventions.