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BECE PRE-TECHNICAL SKILLS 2018

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OBJECTIVE TEST

1.

Short dashes lines are used for

A.

cutting planes.

B.

hidden outlines.

C.

dimensioning.

D.

visible outlines.

2.

Which of the following wires carries electric current to an electric iron?

A.

Earth

B.

Live

C.

Negative

D.

Neutral

3.

Which of the following is not a stage in the design process?

A.

Making

B.

Situation

C.

Specification

D.

Questionnaire

4.

Missing nails in household furniture occur in

A.

concrete benches.

B.

metal tables.

C.

plastic cabinets.

D.

wooden chairs.

5.

Figure 1 shows a sketch of a wooden block. Use it to answer the question below.

The view indicated by the arrow X is

A.

B.

C.

D.

6.

Figure 1 shows a sketch of a wooden block. Use it to answer the question below.

The view indicated by the arrow Y is

A.

B.

C.

D.

7.

The main function of carbohydrate in the body is for

A.

growth.

B.

energy.

C.

repair.

D.

maintenance.

8.

Portion control equipment include

A.

sauceboat.

B.

oval plate.

C.

casserole.

D.

ladle.

9.

The process of making another article out of an existing one is termed

A.

patching.

B.

remodeling.

C.

renovation.

D.

darning.

10.

The best seam for children's dress is

A.

French seam.

B.

open seam.

C.

overlaid seam.

D.

welt seam.

11.

Select the element of design from the following options.

A.

Colour

B.

Motif

C.

Repeat

D.

Rhythm

12.

Shading of tones is best done with

A.

2B pencil.

B.

2H pencil.

C.

HB pencil.

D.

HH pencil.

13.

Preliminary sketches help the artist to

A.

increase his drawings.

B.

gather required materials.

C.

get the required form.

D.

make the product last longer.

14.

Select a neutral colour from the options below:

A.

blue.

B.

orange.

C.

red.

D.

white.

15.

Which colour is directly opposite to red on the six-point colour wheel?

A.

Orange

B.

Violet

C.

Green

D.

Black

16.

Figure 2 shows the sketch of a rectangular aluminium sheet labelled M, N, O,P . Use it to answer the question below.

Which of the following products is obtained when the sides MN is ordered to OP?

A.

Chalk box

B.

Match box

C.

Milk tin

D.

Watering can

17.

Figure 2 shows the sketch of a rectangular aluminium sheet labelled M, N, O,P . Use it to answer the question below.

Which of the following tools is used to produce heat to join the sides?

A.

Folding bar

B.

Snips

C.

Soldering iron

D.

Torch

18.

The surface development of a cylinder is

A.

an arc.

B.

a circle.

C.

a rectangle.

D.

a square.

19.

The first procedure involved in making a wooden joint is to

A.

glasspaper workpiece.

B.

hold workpiece firmly.

C.

mark out workpiece.

D.

polish workpiece.

20.

Which of the following is true about metals?

A.

All metals are malleable.

B.

All non-ferrous metals are hard.

C.

Ferrous metals do not contain iron.

D.

Non-ferrous metals do not contain iron.

21.

The bristles of a tooth brush is made from

A.

acrylic.

B.

bakelite.

C.

nylon.

D.

P.V.C.

22.

The fine aggregate in mortar is

A.

cement.

B.

sand.

C.

stone.

D.

water.

23.

A mixture of cement, sand, stones and water forms

A.

blocks.

B.

bricks.

C.

concrete.

D.

mortar.

24.

Which of the following is a safe use of tools?

A.

Clean spilt oil on the floor.

B.

Keep the workshop tidy.

C.

Wear protective clothing.

D.

Work with firm head hammer.

25.

The sketch in the Figure 3 shows parts of a wooden joint. Use it to answer the question below.

The parts when assembled will give a

A.

dovetail joints.

B.

butt joint.

C.

lap joint.

D.

mortise and tenon joint.

26.

The sketch in the Figure 3 shows parts of a wooden joint. Use it to answer the question below.

The most suitable tool for cutting the joint is a

A.

crosscut saw.

B.

dovetail saw.

C.

pad saw.

D.

rip saw.

27.

The first thing to do when an electrical socket is faulty is to

A.

check if wires are loose.

B.

put off switch of the socket.

C.

switch off the mains.

D.

remove cover socket.

28.

The hammer used for removing nails in wood is

A.

ball pein hammer.

B.

bossing hammer.

C.

cross pein hammer.

D.

claw hammer.

29.

Use the sketch shown in figure 4 to answer the question below.

The tool shown is a

A.

builder's square.

B.

gauge box.

C.

mould box.

D.

tamping rod.

30.

Use the sketch shown in figure 4 to answer the question below.

The tool is used for

A.

carrying blocks.

B.

moulding blocks.

C.

measuring aggregates.

D.

tamping mortar.

THEORY QUESTIONS

1.

a)

State one advantage of baked foods.

b)

State two disadvantages of freehand cutting.

c)

i)

List two stages of the design process.

ii)

List two methods of recording information for solving a design problem.

iii)

Name a suitable pencil for sketching a possible solution in a design work.

iv)

List two methods of sketching a final solution in pictorial drawing.

d)

i)

Define a poster.

ii)

Give two reasons why poster is important in advertisement.

iii)

List two types of poster.

iv)

State one major difference between the two types of poster.

Show Solution
2.

a)

i)

Make a freehand pictorial sketch of the brick hammer.

ii)

Label any two parts of the brick hammer sketched in (a)(i).

iii)

State one use of the brick hammer.

b)

State one reason for each of the following operations:

i)

oiling metal parts of the firmer chisel;

ii)

wearing goggles when grinding the cold chisel;

iii)

racking back a wall.

c)

State one use of the following electronic components:

i)

resistor;

ii)

inductor;

iii)

diode.

Show Solution
3.

a)

Figure 1 shows the Orthographic Projection of a block made of metail. Use it to answer questions (a)(i) to (a)(iv).

i)

Copy the views shown in figure 1.

ii)

Label the copied views shown in question (a)(i) with the following:

α)

front elevation;

β)

plan;

γ)

end elevation.

iii)

State the type of orthographic projection used.

iv)

Name one cutting tool used for producing the 5 mm diameter hole.

b)

i)

Make a freehand pictorial sketch of a pick axe.

ii)

Label any one part of the pick axe sketched in question (b)(i).

iii)

State one use of the pick axe.

Show Solution
4.

a)

i)

Make a freehand pictorial sketch of the mould box.

ii)

State one use of the mould box.

iii)

State one reason for oiling the inside of the mould box before using it.

b)

State two examples of each of the following materials:

i)

non-ferrous alloys;

ii)

aggregate;

iii)

abrasives

c)

Figure 2 shows the sketch of a piece of timber for making a joint.

Copy and complete the processes involved in preparing the workpiece in the table below:

S/N OPERATION ONE TOOL USED FOR CARRYING OUT OPERATION
I measure the given length and width;
II cut off the rough piece;
III plane the face side and face edge;
IV test for flatness and squareness;
V mark face side and face edge;
VI plane off waste;
VII square one end and mark the required length;
VIII cut off the waste;
Show Solution

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