BASIC DESIGN AND TECHNOLOGY (PRE-TECHNICAL SKILLS 1) 1 H 15 MIN
2) The advantage of buying food in bulk is that it (a) becomes abundant (b) becomes cheaper (c) is easier to choose (d) is easier to store
3) A balanced meal must contain ... (a) food from each food groups (b) little fat and oil only (c) protective foods only (d) protein foods only
4) Drawing and painting are grouped under (a) landscape (b) still life (c) three-dimensions work (d) two-dimension work
5) Identify the drawing tool from the following items. (a) Crayon (b) Paper (c) Palette (d) Ruler
The figure below is a wooden block. Use it to answer Questions 6 and 7
6) Which of the following represents the front view in the direction of arrow Q
7) The plan is represented, by
8) A sole proprietor ... (a) shares profit with friends (c) takes decisions alone
(b) shares profit with a partner (d) takes decisions with his staff
9) The statement describing the problem in design in is referred to as ... (a) design brief (b) design process (c) situation (d) investigation
10) Which of the following is not a type of joint for fixing parts of a furniture? (a) Movable joints (b) Unmovable joints (c) Temporary joints (d) Permanent joints
11) In oblique drawing one side of the object is inclined at an angle of (a) 30° (b) 45° (c) 60° (d) 90°
12) In a circuit diagram, current flows from ... (a) neutral to negative (b) neutral to positive (c) positive to negative (d) negative to positive
13) Select a neutral colour from the options below. (a) Blue (b) Orange (c) Red (d) White
14) The first step in designing is ... (a) choosing the right materials (b) colouring the sketches (c) identifying the problem (d) making sketch models
15) A dressmaker may also be skillful in ... I. embroidery making H. furnishing homes beautifully III. making beautiful paintings IV. selecting materials for upholstery (a) I, II and III only (b) I, II and IV only(c) I, III and IV only (d) II, III and IV only
16) Turpentine is mixed with ... (a) emulsion paint (b) 'lacquer (c) oil paint (d) thinner
17) The elevation projected onto the side vertical plane is the ... (a) front (b) plan (c) end (d) back
18) Which of the following is not a fastener? (a) Bolts and nuts (b) Soldering bits (c) Screws (d) Rivets
19) Files are cleaned by using the ... (a) file card (b) hacksaw blade (c) scriber (d) chisel
20) Which of the following components stores electrical charge? (a) Diode (b) Switch (c) Resistor (d) Capacitor
21) The type of material used to strengthen joints in woodwork is known as (a) adhesives (b) abrasives (c) sanding sealer (d) wax polish
22) Which of the following types of line is used to indicate the size of a drawing? (a) Hidden line (b) Centre line (c) Construction line (d) Dimension line
23) Sandcrete bricks are made from (a) cement and clay (b) cement and sand (c) cement and laterite (d) cement and lime
24) Which of the following is used to protect the head from injury? (a) Apron (b) Gloves (c) Goggles (d) Helmets
25) The funnel is an example of surface development of a ... (a) cone (b) cylinder (c) square prism (d) square pyramid
26) Which of the following tools are used for boring wood? (a) Brace and bit (b) Mortice chisel and mallet (c) Hammer and cold chisel (d) Hammer and centre punch
27) The first step to be taken when checking a socket outlet for a fault is to (a) open the socket outlet (b) switch off power at the mains switch (c) test the socket outlet (d) remove the mains fuse
28) The soft solder is an alloy of ... (a) copper and lead (b) copper and tin (c) lead and tin (d) lead and aluminium
29) Which of the following is a cutting tool? (a) Scrubbing plane (b) Bench vice (c) Rawhide mallet (d) Soldering iron
30) A face side mark on planed wood indicates that the surface (a) is smooth (b) is rough (c) has been Walked for flatness (d) has been tested for squareness
BASIC DESIGN AND TECHNOLOGY PRE - TECHNICAL SKILLS 2) SECTION A CORE SKILLS
[20 MARKS] COMPULSORY
1. (a) State two functions of protein in the body.
(b) List two ways by which patching can be done.
(c) (i) Explain a design brief
(ii) List three methods of carrying out design investigations.
(iii) State two factors to consider when selecting the best solution from the generated possible solutions in designing.
(d) (i) What is the colour spectrum?
(ii) List the three primary colours of light.
(iii) Explain secondary colours.
(1) (a) Functions of protein in the body
1) Provides body-building materials for growth and development.
2) Protein repairs worn-out tissues in the body.
3) They serve as a source of energy in the absence of carbohydrates and fats.
(b) Ways by which patching can be done.
1) Patching can be done by hand.
2) It can also be done by machine.
(c) Design brief: Is a short written statement of what the designer intends to make as a result of a problem identified.
(ii) Methods of carrying out design investigations.
1) Interviewing people who are expertise in a given situation.
2) Visiting places for information.
3) Observing existing artefacts in use for ideas.
4) Reading from magazines, textbooks etc.
(iii) Factors to consider when selecting the best solution from the generated possible solution include:
1) Tick the selected idea.
2) Ideas should be quiet different from one another and not a variation of a single theme.
3) Brief and clear explanation must be given.
d) (i) Colour Spectrum: It refers to the beam disperse or division when white light pass through a prism. These produce seven main colours which red,yellow, orange, green, blue, indigo and violet (Rainbow colours).
ii) the three primary colours of light are:
(d) Secondary colours: They are obtained by mixing equal amount of two primary- colours. Example Orange is obtained by mixing red and yellow. Blue and yellow give green and red and blue give violet.
SECTION B [50 MARKS] Answer two questions only from this section All questions carry equal marks
2. Figure 1 shows two views of a solid to be produced with sheet metal.
(a) Draw full size the following
(1) front view;
(iii) surface development.
(b) State the name of the solid in Figure 1.
(c) (i) Make a freehand pictorial sketch of a marking gauge.
(ii) Label any two parts of the tool you have sketched in (c) (i) above.
(b) The name of the solid is Square pyramid
3. (a) Using symbols, draw an electrical circuit diagram to show the following:
(i) two bulbs in parallel;
(ii) a switch
(iii) a cell
(b) State one function of light emitting diode (LED) in an electrical circuit.
(c) (i) Make a freehand sketch of a dot punch.
(ii) Indicate the point angle on the tool you sketched in (c) (i) above.
(iii) State one use of the tool sketched. in (c) (i) above.
(d) Copy and complete the table below
(e) Stale one reason each for carrying out the following operations.
(i) Levelling a wall;
(ii) Applying flux when soldering
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