Drawing Practice - Orthographic Projection - JSS1 Basic technology Past Questions and Answers - page 1
1
What is orthographic projection?
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A
A method of drawing circles
B
A technique for representing 3D objects
C
A process of creating perspective views
D
A tool used for measuring angles
2
Which views are typically used in orthographic projection?
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A
Front, top and side
B
Front, back and bottom
C
Top, bottom and diagonal
D
Side, corner and bottom
3
What is the first step in drawing an object using orthographic projection?
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A
Drawing the top view
B
Drawing the side view
C
Visualising
D
Drawing the front view
4
Why is orthographic projection important in technical fields?
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A
It simplifies complex shapes
B
It creates artistic design
C
It provides accurate representation
D
It replaces freehand sketching
5
What type of line represents hidden edges in an orthographic drawing?
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A
Solid line
B
Dashed line
C
Centre line
D
Dimensions line
6
Which tool is essential for ensuring straight lines in an orthographic drawing?
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A
Compass
B
Ruler
C
Protractor
D
Eraser
7
What should be aligned when drawing multiple views in orthographic projection?
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A
The colours of the views
B
The edges and dimensions of the views
C
The background of the views
D
The titles of the views
8
Which view shows the height and width of an object in orthographic projection?
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A
Top view
B
Side view
C
Front view
D
Perspective view
9
What does the top view in orthographic projection represent?
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A
Height and depth
B
Width and depth
C
Width and height
D
Depth and perspective
10
Which view in orthographic projection typically shows the height and depth of an object?
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A
Front view
B
Top view
C
Side view
D
Bottom view
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