Day Month Year

D D M M Y Y

Date of birth

Total marks— 40

Attempt ALL questions.

All dimensions are in mm.

All technical sketches and drawings use third angle projection.

You may use rulers, compasses or trammels for measuring.

Use blue or black ink.

All questions originalAll graphics & Images ©SDH18

Graphic CommunicationCAD & Engineering Graphics 3

SQ21/H/01

Forename(s) Surname Number of seat

Full name of centre Town

Mark40

Date | Not applicable

Duration | Not applicable

NationalQualifications

Scottish Candidate Number

18 8 14FOR OFFICIAL USE

Preparing for

Exams

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Candidate Name:Page 2Preparing for

Exams

1Architects use both 2D and 3D CAD as part of the design process.

a. Explain why an architect would use both 2D CAD and 3D CAD software.

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

b. Justify three items of information that an architect may include on their drawings.

i. _________________________________________________________________ __________________________________________________________________________________________________________________________________

_________________________________________________________________

ii. _________________________________________________________________ __________________________________________________________________________________________________________________________________

_________________________________________________________________

iii. _________________________________________________________________ __________________________________________________________________________________________________________________________________

_________________________________________________________________

c. State the proper title to each of these building symbols.

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2Architectural technicians create visuals using specialist CAD software.

a. State the name of a suitable file type to transfer a 3D model from CAD to rendering software.

__________________________________________________________________________

b. Describe three items of information or data that would be required for a realistic CAD render.

i. _________________________________________________________________ _________________________________________________________________

ii. _________________________________________________________________ _________________________________________________________________

iii. _________________________________________________________________ _________________________________________________________________

c. Explain the following terms:

Resolution (DPI):_________________________________________________________________

__________________________________________________________________________________________________________________________________

Light Bounces:_________________________________________________________________

__________________________________________________________________________________________________________________________________

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Candidate Name:Page 4Preparing for

Exams

3.A technical drawing for a component part of the cramp is shown above.

ii. Cross-hatching iii. View Titles

iv. Sufficient dimensions to create a 3D CAD model of the back plate. 6

A

A

Back plate

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