Mock exam paper A Higher Level Marking Scheme

PRE-JUNIOR CERTIFICATE EXAMINATION 2011

MARKING SCHEME

TECHNICAL DRAWING

HIGHER LEVEL

Q1

12

Four labels, 3 marks for each label.

Q2

4

6

2

Perpendicular bisector

Identify tangent points (2 x 3 marks)

Accuracy of arc

Q3

4

4

4

Obtuse Angle (145degs) (2 x 2 marks)

Acute Angle (38degs) (2 x 2 marks)

Reflex Angle (230degs) (2 x 2 marks)

Q4

3

3

3

3

Chair Back

Chair Seat

Chair Legs

Shade or Shadow

Q5

3

3

3

3

Litter Bin

No Dogs Allowed

Wheelchair Access / Disability

Pictogram

Q6

10

2

Each point located (5 x 2marks)

Completed figure (2 marks)

Q7

8

4

Container (4 marks), Spout (2 marks), Handle (2 marks)

Appropriate shading or colouring

Q8

3

3

3

3

Fillet Command

Mirror Command

Circle Command

Gradient Command

Q9

7

3

2

Correct points brought through for symmetry (7 x 1 mark)

Equal distance marked through for symmetry

Completed letter P

Q10

12

3 marks per disk correctly identified.

Q11

3

6

3

Correct translation of first 45deg line

Correct translation of arc (divide into segments).

Correct translation of second 45deg line

Q12

12

8

A reading of 30km/h will correlate with 45degs on the larger speedometer (12 marks)

An answer from 40 – 50degs

Q13

4

2

4

2

Projection lines perpendicular to x1 – y1

Heights

Complete bridge

Hidden detail

Q14

4

4

4

Establish ratio from A-B to A-B1

Find required lengths

Complete crest

Q15

2

3

4

3

Focal points located accurately

Method

Find Normal

Draw Tangent

Question 2

Orthographic Projection

Elevation (14)

4

4

2

4

Camera outline (4 marks)

Concentric circles (2 x 2 marks)

Curve (2 marks)

Button Detail (4 marks)

End View (18)

5

5

5

3

Surface S

Vertical lines

Completed view

Hidden detail

Plan (18)

8

5

2

3

Camera outline

Button Detail

Curved surface

Hidden detail

(10)

(10)

True Shape of surface S. New xy line 5 marks. Heights 5 marks.

Drafting, Accuracy, Presentation

Total 70

Question 3

Given Elevation (18)

4

4

6

4

Large Circle (4 marks)

Small Circles (2 x 2 marks)

Ears/Nose (3 x 2 marks)

Arc (4 marks)

Given End View (6)

2

2

2

Vertical Line

45deg Line

Correct length

New figure (36)

3

3

3

3

5

10

9

Projection of straight lines from outline elevation to end view

Rotation of points in end view

Projection from end view to n...

Sign In To View

Sign in or sign up in order to view resources on iRevise

Sign In Create An Account