# Mock exam paper A Ordinary Level

[Pick the date]

Pre- Junior Certificate Examination, 2011

Technical Graphics

Ordinary Level

Section A

(120 marks)

Instructions

(a) Answer any ten questions in the spaces provided.

All questions carry equal marks.

(b) Construction lines must be clearly shown.

(c) All measurements are in millimetres.

(d) This booklet must be handed up at the end of the

examination.

(e) Write your examination number in the box provided

below and on all other pages used.

Section A - Page 1 of 6

SECTION A. Answer any ten questions. All questions carry equal marks

 1.Shown is the incomplete elevation and incomplete plan views of a block lock.Insert the missing lines in both views. 2.)In the space provided make a freehand pictorial sketch of the hat.Colour or shade the completed sketch. 3.Name the computer device shown______________________________State one use for this device_____________________________________________________________________________________________________________________________________________________________________________________________
 4.Convert the given triangle ABC to a square of equal area. 5.Find the focal points for the given ellipse, below. Clearly show all construction lines. 6.Shown is a pictorial drawing of a digital camera.Complete the sketch of the camera in the space provided.Colour or shade the completed sketch. 7.The figure shows the outline of a pentagon.Indicate the area of the pentagon.1 square = 1 square metre.AREA OF PENTAGON:_______________ 8.Using the scale provided, measure and write down the dimensions A and B for the window shown.A:_______________B:_______________ BA 9.The figure shows a set of blocks.Draw, in the space provided, an elevation of the blocks in the direction of the arrow. 10.List the CAD commands used to produce the figures A to B and B to C below.CAD Commands: A-B____________________ B-C______________________ 11.Project the shadow cast by the cooker shown when the direction of the light is parallel to the ...