MATSEC SEC Graphical Communication case studies
MATSEC SEC Graphical Communication · Put your knowledge to work in context.
The Secondary Education Certificate (SEC) in Graphical Communication is a Maltese secondary-school qualification examined by the MATSEC Examinations Board at L-Università ta' Malta. It is taken by candidates at the end of compulsory schooling and is a drawing-based subject: nearly all of the assessment is produced with pencil, drawing instruments and freehand work on paper rather than by choosing options. The MATSEC SEC Graphical Communication case studies are 5 cases and about 3,879 words.
1The Hole Normal to an Inclined Face
A candidate is drawing, at scale 1:1, the first-angle orthographic views of a machined clevis bracket. The body is 90 mm long, 60 mm high and 40 mm deep.
758 words, about 4 min2Choosing the Pictorial for a Catalogue Page
A small design studio must supply a single pictorial illustration for a printed parts catalogue. The part is a wall bracket: a rectangular block 70 mm wide, 40 mm high and 25 mm deep, with a 45° chamfer cut across one vertical corner of the front face, two Ø10 mm fixing holes through the front face, and one Ø10 mm hole in the top face.
781 words, about 4 min3Tangent Arc at a 120° Path Junction
A landscape practice is laying out a new path junction on a plan at 1:200. Two straight paths meet at a vertex V with an included angle of 120°, and a circular turning area of 25 m radius must be tangent to both paths, sitting inside the angle.
779 words, about 4 min4Square-to-Round Transition: Development by Triangulation
A sheet-metal shop is making a ventilation transition: a horizontal square opening 100 mm × 100 mm at the top, a horizontal circular opening Ø50 mm at the bottom, concentric with it, with a vertical height of 80 mm between the two openings. It is to be folded from 0.8 mm galvanised sheet in one piece with a folded seam, and the foreman needs the flat development marked out on the sheet before cutting.
785 words, about 4 min5Critique of a Design Presentation Sheet
A student submits an A2 design presentation sheet for a plywood desk tidy. It carries a freehand isometric sketch on a 5 mm grid, a marker rendering, three orthographic views laid out at 1:5 in first-angle positions, and a title block.
776 words, about 4 min