BECE 2018 Re-sit Pre-Technical Skills Past Questions and Answers

Paper 1: Objectives

1. Which of the following projections shows views in two-dimensions?
   1. A. Isometric
   2. B. Oblique
   3. C. Orthographic
   4. D. Perspective
   Answer: C
2. A short statement which describes what a designer intends to design and make is termed as
   1. A. analysis
   2. B. brief
   3. C. situation
   4. D. specification
   Answer: B
3. Which of the following serves as a source of energy for a torch light?
   1. A. Bulb
   2. B. Capacitor
   3. C. Cell
   4. D. Inductor
   Answer: C
4. 
   
   The object is projected in
   1. A. oblique
   2. B. isometric
   3. C. one-point perspective
   4. D. two-point perspective
   Answer: A
5. 
   
   The angle marked x is
   1. A. 15°
   2. B. 30°
   3. C. 45°
   4. D. 60°
   Answer: C
6. The factor to consider when specifying for size of a unit is
   1. A. appearance
   2. B. construction
   3. C. function
   4. D. ergonomics
   Answer: D
7. In taking body measurement, a firm tape measure is needed to
   1. A. save time
   2. B. avoid wasting fabric
   3. C. obtain accuracy
   4. D. make sewing easy
   Answer: C
8. A suitable fruit for making jam is
   1. A. guava
   2. B. grapefruit
   3. C. watermelon
   4. D. orange
   Answer: A
9. The process of repairing or mending faults such as breaks and tears in clothing is referred to as ......
   1. A. remodelling
   2. B. patching
   3. C. darning
   4. D. renovation
   Answer: D
10. The methods of cooking that are common used in Ghana are
    1. A. steaming and boiling
    2. B. boiling and frying
    3. C. baking and boiling
    4. D. boiling and roasting
    Answer: B

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11. Drawing and painting are grouped under
    1. A. two-dimensional work
    2. B. three-dimensional work
    3. C. landscape
    4. D. still life
12. Any two primary colours mixed together in equal proportions produce a
    1. A. complementary colour
    2. B. secondary colour
    3. C. tint colour
    4. D. neutral colour
13. Identify a drawing tool from the following items
    1. A. Crayon
    2. B. Paper
    3. C. Palette
    4. D. Ruler
14. Select a neutral colour from the options below.
    1. A. Blue
    2. B. Orange
    3. C. Red
    4. D. White
15. A vertical line is associated with
    1. A. movement
    2. B. rest
    3. C. stability
    4. D. uncertainty
16. The reason for introducing racking back in wall is to
    1. A. increase the strength of the wall
    2. B. prevent vertical continuous joint
    3. C. break the wall in future
    4. D. continue the wall in future
17. The difference between bricks and blocks is that
    1. A. bricks are made of clay
    2. B. bricks are smaller than blocks
    3. C. blocks are made of cement
    4. D. blocks are smaller than bricks
18. The purpose of cement in mortar is to
    1. A. bind the materials together
    2. B. increase the volume together
    3. C. remove the impurities in the materials
    4. D. allow the mortar to flow
19. 
    
    The sketch shows a
    1. A. marking gauge
    2. B. rasp
    3. C. spokeshave
    4. D. smoothing plane
20. 
    
    The tool is used on
    1. A. blocks
    2. B. glass
    3. C. metal
    4. D. wood
21. Non-ferrous alloys include
    1. A. aluminium
    2. B. copper
    3. C. mild steel
    4. D. soft solder
22. The tinman's snips is used for
    1. A. cutting metal plates
    2. B. cutting thin sheets
    3. C. folding thin sheets
    4. D. shaping sheet metals
23. Saucepan handles are made from plastics because plastics are
    1. A. heavy handle
    2. B. light to handle
    3. C. poor conductors of heat
    4. D. good conductors of heat
24. Which of the following is a personal safety practice?
    1. A. Wearing strong boots
    2. B. Wearing loose clothing
    3. C. Leaving tools on the bench
    4. D. Cleaning tools after use
25. A switch is used for
    1. A. increasing the flow of current
    2. B. reducing the flow of current
    3. C. opening and closing a circuit
    4. D. providing energy for a circuit
26. The line used to indicate the centre of an object drawn is
    1. A. continuous thick
    2. B. continuous thin
    3. C. long chain
    4. D. short dashes
27. 
    
    The tool shown in Figure 4 is a
    1. A. cutting tool
    2. B. measuring tool
    3. C. marking out tool
    4. D. setting out tool
28. Developed surface are constructed by using
    1. A. base lengths
    2. B. vertical heights
    3. C. slant sides
    4. D. true lengths
29. The appropriate file for filing stepped corners is
    1. A. hand file
    2. B. flat file
    3. C. round file
    4. D. square file
30. The electrical device that protects electrical appliances is
    1. A. diode
    2. B. fuse
    3. C. plug
    4. D. switch

Paper 2: Theory

1. a) Identify the three main uses of permanent stitches.
   
   b) State any three sources of vitamin B1 in a diet.
   
   c) (i) Complete the table below:
   
   # OPERATION ONE INSTRUMENT USED TO PERFORM THE OPERATION
   
   (1) Drawing horizontal lines
   
   (2) Measuring angles
   
   (3) Drawing circles
   
   (4) Holding paper firmly on drawing boards
   
   (ii) Name one example of each of the following solid figures:
   
   (α) prism
   
   (β) pyramid
   
   d) (i) List the three primary colours of light.
   
   (ii) Explain secondary colours.
   
   (iii) State two uses of colours.
2. a) (i) Make a freehand pictorial sketch of a builder's square.
   
   (ii) Label two parts of the builder's square sketched in (a)(i).
   
   (iii) State one method of caring for a builder's square.
   
   b) (i) State the difference between ferrous metals and non-ferrous metals.
   
   (ii) List two examples each of ferrous metals and non-ferrous metals.
   
   c) (i) State the difference between thermoplastics and thermosetting plastics.
   
   (ii) List two examples each of thermoplastics and thermosetting plastics.
3. a)
   
   Figure 1 shows the pictorial view of a wooden block
   
   Draw full-size views in the Third Angle Orthographic Projection:
   
   (i) Front elevation
   
   (ii) Plan.
   
   b) State one reason for carrying out each of the following operations:
   
   (i) Measuring a workpiece
   
   (ii) Marking out a workpiece
   
   (iii) Finishing a workpiece.
   
   c) State one use of each of the following electrical components:
   
   (i) Fuse
   
   (ii) Switch
   
   (iii) Battery.
4. a) (i) Make a freehand pictorial sketch of a cross-cut saw.
   
   (ii) Label any three parts of the cross-cut saw sketched in question (a)(i).
   
   (iii) State one use of the cross-cut saw.
   
   b) Copy and complete the table below:
   
   ARTICLE ONE SPECIFIC PLASTIC FOR MAKING THE ARTICLE
   
   I. Electric plug
   
   II. Water-proof jacket
   
   III. Safety glasses
   
   IV. Saucepan handle
   
   c) Sketch the representative symbol of the following electrical components:
   
   (i) Cell
   
   (ii) Lamp
   
   (iii) Resistor.

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