KNC Applied Technology

(1)

Kiribati National Certificate

APPLIED TECHNOLOGY

2012

QUESTION and ANSWER BOOKLET

Time allowed: 3 hours (plus 10 minutes reading time)

INSTRUCTIONS

1. Write your Code Number in the spaces provided above and on the last page of this booklet.

2.

This examination is in

TWO

parts.

Part A: Multiple choice, True and false and the match in the 5 units

Unit 1: Wood work

Unit 2: Metalwork

Unit 3: Building

Unit 4: Electronics

Unit 5: Motor mechanic

Part B: Paragraph and problem solving in the same five units in part A

You are required to select 4 units from the 5 units and answer them. Remember that

the same unit you answer in Part A must be the same as in Part B.

3.

For

Part A, Write the letter of your answer

on the

Answer Sheet

provided at the

beginning of each unit in this Booklet on page 2, 5, 8, 11 and 14

4.

Check that this Booklet contains

pages 2 - 29

in the correct order consisting of 5 units.

(2)

20

UNIT ONE:

WOOD WORK

(20 Marks)

Answer all the multiple choices, True and False and the matching questions in this unit in the

answer sheet below.

MULTIPLE CHOICES:

(5 marks)

Write the letter of your choice in the box below

1. 2. 3. 4. 5.

⁄5

TRUE AND FALSE:

(5 marks)

Write the letter T if the statement is correct or letter F if incorrect in the box below

6. 7. 8. 9. 10.

⁄5

MATCHING:

(10 marks)

Write the letter in the box provided from column B that match the statement in column A

11 12. 13. 14. 15.

16 17. 18. 19. 20.

(3)

PART A : UNIT ONE:

WOOD WORK

(20 marks)

MULTIPLE CHOICES:

Select and Write the letter of your choice in the box provided in the answer sheet on page 2.

1.

The main purpose of a wood lathe appliance called the chuck is to

A.

Hold the work in position while turning C. Straighten the work while turning

B.

Bend the work properly while turning

D. Compress the work while turning

2.

In Kiribati a Formica is a well known manufactured board classified as

A.

Soft boards

C. Plastic laminates

B.

Cane-ites

D. Bendable boards

3.

The type of cabinet door hinge used on big heavy doors is called a

A.

Butt

C. Tee

B.

Flap

D. Hasp

4.

A wood joint that is more stronger to join the side to the front parts of a drawer is a

A.

Tenon

C. Hauched mortice

B.

Butt

D. Lapped dovetail

5.

In wood work the number of factors that govern furniture design is

A.

1

C. 2

B.

3

D. 4

TRUE AND FALSE:

Write the letter T if the statement is correct or letter F if incorrect in the box provided in the

answer sheet on page 2.

6.

Constructing double mortice and tenon joints are applied to a wider part of a door.

7.

A router machine is a power tool useful for final finishing on wood surfaces.

8.

In wood work, conversion of timber is the process of drying timber before exporting

them.

9.

A wood working machine used for cutting curves is a coping saw.

(4)

MATCHING:

Select and Write the letter of your choice from column B that matches the statement in column

A in the answer sheet on page 2.

Column A

Column B

11.

The dovetail slopes used on hardwood

A. Humidity

12.

The approximate thickness for a tenon joint

B. Belt

13.

A power drill that is used for smaller work

C. Contact adhesive

14.

A power sander that is used for sanding large surfaces

D. Kiln

15.

When timber is fully seasoned its moisture content must equal

E. 1:8

to the local

16.

A method of seasoning that minimize causes of timber defects

F. DAR

17.

A wood decay caused by fungus.

G. 1/3

18.

The short form of writing dress all round a timber is

H. Sealed

19.

A rubber based glue

I. Dry out

(5)

20

UNIT TWO:

METAL WORK

(20 Marks)

Answer all the multiple choices, True and False and the matching questions in this unit on this

answer sheet.

MULTIPLE CHOICES:

(5 marks)

1. 2. 3. 4. 5.

⁄5

TRUE AND FALSE:

(5 marks)

Write the letter T if the statement is correct or letter F if incorrect in the boxes

6. 7. 8. 9. 10.

⁄5

MATCHING:

(10 marks)

11 12. 13. 14. 15.

16 17. 18. 19. 20.

(6)

PART A : UNIT TWO:

METAL WORK

(20 marks)

MULTIPLE CHOICES:

1.

A slotted nut is best illustrated by

A. B. C. D

2.

In a coated sheet metal, galvanized iron is a zinc coated

A.

Copper

C. steel

B.

Iron

D. bronze

3.

The cylindrical part of a rivet is called

A.

Shank

C. Head

B.

Diameter

D. Length

4.

Spanners and wrenches are used for the followings except

A.

For tapping screws

C. For setting screws

B.

For loosening nuts

D. For tightening nuts

5.

The percentage of carbon content in ferrous metal called cast iron is between

A.

0 to 0.5

C. 0.5 to 1.4

B.

1.5 to 5

D. 6 to 10

TRUE AND FALSE:

answer sheet on page 5.

6.

In thread cutting by hand, an external screw is cut by a tool called stock and set.

7.

In sheet metal, butt seams are fastened permanently by soldering.

8.

Gas welding is a process of joining metal pieces using electric current.

9.

When fixing a hacksaw blade, the teeth must point backwards.

(7)

MATCHING:

Column A

Column B

11.

A process of reducing metals sizes by spreading and tapering

A. High carbon steel

it’s sectional form.

12.

A method of removing metal surfaces smoothly at a finishing

B. Draw-filing

stage.

13.

In drilling, drill bits are made from.

C. oxidizing flame

14.

The type of metal I- Kiribati fishermen used to make their sinker D. Glasses

With.

15.

In gas welding when the amount of oxygen and acetylene

E. Flux

are burned equally to produce.

16.

In gas welding when the excessive amount of oxygen is burned

F. lead

to produce.

17.

In arc welding it is normally used to protect your eye from

G. Drawing - down

bright light.

18.

To avoid eye injury from flying metal pieces wear a safety. H. Scriber

19.

A tool used for marking on sheet metal that acts as a pencil. I. Neutral flame

(8)

20

UNIT THREE: BUILDING AND CONSTRUCTION (20 Marks)

Answer all the multiple choices, True and False and the matching questions in this unit on this

answer sheet.

MULTIPLE CHOICES:

(5 marks)

1. 2. 3. 4. 5.

⁄5

TRUE AND FALSE:

(5 marks)

Write the letter T if the statement is correct or letter F if incorrect in the boxes

6. 7. 8. 9. 10.

⁄5

MATCHING:

(10 marks)

11 12. 13. 14. 15.

16 17. 18. 19. 20.

(9)

PART A : UNIT THREE:

BUILDING CONSTRUCTION

(20 marks)

MULTIPLE CHOICES: Select and Write the letter of your choice in the box provided in the

1.

The “base” part of a building is closely located between the

A.

Roof and ceiling

C. Footing and floor

B.

Wall and floor

D. Floor and ceiling

2.

The type of building which is build from a mixture of water, cement and aggregate is a

A.

Permanent building

C. Timber framed

B.

Low cost building

D. Local Building

3.

All of these factors will assist a person in choosing the best site for his/her house except.

A.

Breeze

B. Waste disposal

C. Water

D. Sunlight

4.

To paint a new surface the coating of paint that must applied onto it is

A.

1

B. 3

C. 2

D. 4

5.

The type of light mostly applicable to windy and rough days and cheaper to use is

A. Pressure

B. Lantern

C. Local

D. Electricity

TRUE AND FALSE:

Write the letter T if the statement is correct or letter F if incorrect in the box provided in the

6. In modern houses, the light is best located in the roof.

7. In Kiribati, the walls of a timber framed house are lined with thatch

8. The strongest type of door is well known as the braced and ledged.

9. In a low cost building, the spacing between each roofing battern is normally 175 mm.

(10)

MATCHING: Select and Write the letter of your choice from column B that matches the

statement in column A in the answer sheet on page 8.

Column A

Column B

11. One of the types of rafter. A. Stationary

12. A kind of rafter cuts. B. Valley

13. When two gable roof intersect internally and forming. C. Common 14. The vertical members of a door frame known as. D. Datum

15. A door locks that sunk and flush in the horizontal member E. Hurricane of a door.

16. The type of window that fixed in the window frame. F. Trench mesh 17. A lamp which consume a lot of fuel when lighting it up. G. Stile

(11)

20

UNIT FOUR:

ELECTRONICS

answer sheet.

MULTIPLE CHOICES: (5 marks)

1. 2. 3. 4. 5.

⁄5

TRUE AND FALSE: (5 marks)

Write the letter T if the statement is correct or letter F if incorrect in the boxes 6. 7. 8. 9. 10.

⁄5

MATCHING:

(10 marks)

11 12. 13. 14. 15.

16 17. 18. 19. 20.

(12)

PART A : UNIT FOUR:

ELECTRONIC

(20 marks)

MULTIPLE CHOICES:

1.

The number of cell/cells represented by this battery

symbol is

A. One C. Three plus

B. Two D. several

2.

The movement of current from a positive to negative terminal is called

A.

Convectional

C. Series

B.

Conductor

D. Electrons

3.

An electronic symbol for electric current

A.

I

C. R

B.

Ω

D. V

4.

The insulation color for a live wire is

A.

Blue

C. Black

B.

Brown

D. Green

5.

The minimum audio frequency that produce by speakers is

A.

10Hz

C. 20 Hz

B.

5Hz

D. 15 Hz

TRUE AND FALSE:

answer sheet on page 11.

1.

Types of capacitors are named by their type of dielectric.

2.

All types of transistors look the same and they all have three leads.

3.

A transformer consist of three coils of wire( primary, secondary & tertiary).

4.

An ammeter must always inserted parallel to a circuit in order to give a correct reading.

(13)

MATCHING:

Column A

Column B

11. An electric current can flow either direct and. A. Power rating

12. An electrical component that allows current to pass in one direction. B. Farads

13. Circuits that generate radio frequency of constant wave length. C. Variable resistor

14. An electronic component that transform current into sound. D. Oscillator

15. A led has a base emitter on one end and the other end is the . E. Supply voltage

16. The capacitance of a capacitor is measured. F. Capacitor

17. The maximum safe rate of heat produce in a resistor is called G. Collector

18. Used in electronic devices as volumes and controller . H. Diode

19. The sum of all the voltage drops round the circuit I. Speaker

(14)

20

UNIT FIVE:

MOTOR MECHANIC

(20 Marks)

answer sheet.

MULTIPLE CHOICES:

(5 marks)

1. 2. 3. 4. 5.

⁄5

TRUE AND FALSE:

(5 marks)

Write the letter T if the statement is correct or letter F if incorrect in the boxes 6. 7. 8. 9. 10.

⁄5

MATCHING: (10 marks)

Write the letter in the box provided from column B that match the statement in column A 11 12. 13. 14. 15.

16 17. 18. 19. 20.

(15)

PART A : UNIT FIVE:

MOTOR MECHANIC

(20 marks)

MULTIPLE CHOICES:

1.

A motor mechanic tool called a ratchet can turned

A.

Left only

C. Left and right

B.

Right only

D. Round clockwise.

2.

An engine part that reduces the noise of the engine is

A.

Muffler

C. Filter

B.

Ventilation

D. Regulation

3.

TDC is a short form of a mechanical movement of the

A.

Cylinder

C. Flywheel

B.

crankshaft

D. Piston

4.

In a gravity feed fuel system the fuel flow to the cylinder from the tank

A.

Upward

C. At an angle

B.

Sideward

D. Downward

5.

The number of revolution for a turning part in a four stroke engine takes

_____________ to complete one cycle.

A.

One

C. Two

B.

Three

D. Four.

TRUE AND FALSE:

6.

Appropriate protective clothing shall not be enforced in motor mechanic.

7.

In motor mechanic, a micrometer performs a similar job as a torque wrench.

8.

An engine lubrication system could also remove a lot of heat from the engine.

9.

Two stroke engines fuel need oil to mix with it in a correct proportion

(16)

MATCHING:

Column A

Column B

11. An engine gasket can be broken as a result of a poor A. Induction

12. The type of engine that has a transfer port is a B. Compression

13. When two parts of an engine rubbing against each other C. SAE 30

14. An engine with an exhaust valve releasing the smoke from D. Friction the cylinder

15. The first movement of the piston in a four stroke engine E. Feeler gauge

16. Opens before TDC to ignite the sparkplug at a correct time set. F. Breaker point

17. Specifying the thickness of an engine oil G. Four stroke

18. Used for measuring the gap allowance of a spark plug accurately H. Thermostat

19. Controls the engine operating temperature to avoid overheats of I. Filter the engine.

(17)

PART B :

PARAGRAPH WRITING & PROBLEM SOLVING:

UNIT 1:

WOOD WORK

(20 marks)

Answer in the space below each question

1.

Illustrate and explain two types of conversion of timber and name them correctly.

(4 marks)

2.

With an aid of a diagram explain how to mark a haunched mortice and tenon joint in the

space below.

(18)

3.

Discuss the main principles of furniture design.

……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ………

(6 Marks)

4.

Shown below is the cutting list for 10 book racks to be made for the school library, Write

an order in the standard format you have studied then calculate the number of cubic

meter for all the racks.(note all the timbers are dressed)

Part

Sectional size

length

quantity

Sides

Pine 200 x25

2 .5 m

2

Top

Pine 200 x25

2.5 m

1

Bottom

Pine 200 x25

2.5 m

1

Shelves

Pine 200 x25

2.5 m

4

Order =...(4 marks)

Number of cubic meter = ……… (2 marks)

(19)

UNIT 2:

METALWORK

(20 marks)

Answer each question in the space below

1.

Shown is the plan and front view of a tray you are required to sketch the development

of it then discuss how to join the parts together in applying soft soldering.

Plan

Front

……… ……… ……… ……… ……… ………..

(4 marks)

2.

Discuss four main features of a working drawing of a metal work project.

……… ……… ……… ……… ……… ……… ……… ………

(20)

3.

Complete the metal table below.

Metal

Property

Use

Tinplate

Galvanised iron

Aluminum

(6 marks)

4.

Discuss these arc welding accessories, welding machine, Leads and the Electrode holder.

……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ……… ………

(6 Marks)

(21)

UNIT 3:

BUILDING:

(20 marks)

1.

Study the diagram and answer the followings

Note: 1’ foot =300 mm 1”inch =25 mm

A.

What is the correct name for the drawing above? ………(1 mark)

B.

What features in the drawing representing ventilation? ………(1 mark)

C.

What is the length and width of the object in meters?

(22)

2.

Describe 4 steps in laying concrete blocks from the first to the last step.

……… ……… ……… ……… ……… ……… ……… ………

(4 marks)

3.

Illustrate these roofing terms, Rise, Run and the Pitch with a brief description of

each term.

(5 marks)

4.

Study the Timber order table for a partial timber framed house below and answer

the questions that follow.

Timber used

Size

Timber length to next 300.

Bearer

100 X 75

3/6100

Floor joist

100 X 50

16/4300

Wall plates

100 X 50

4/5300 4/3500

Wall studs

100 X 50

54/2200

Hanging beam

75 X 50

2/6100

(23)

B.

What is the sectional size for floor joist? ………(1 mark)

C.

Why is the wall plate having two different measurements?

………(2 marks)

D.

What is the total amount of timber required for the floor joist, wall plates and

studs?

……….(3 marks)

(24)

UNIT 4:

ELECTRONICS

(20 marks)

1.

On the two xy axis below draw a waveform for an AC and DC current.

(4 marks)

2.

Study the circuit below and answer the followings.

+

-

2 A

2 Ω 4 Ω

A.

What is “A” in 2A in the diagram stands for?

………...

(1 mark)

Current

Time in seconds

Current

Time in seconds

(25)

B.

What is the type of connection used in the diagram?

………(1 mark)

C.

The current in the 2 Ω resistor is ………(1 mark)

D.

The voltage across the 2 Ω resistor is ……….(1 mark)

3.

Illustrate and discuss how to read a fixed resistor.

……… ……… ……… ……… ……… ………

(26)

4.

Study the diagrams below and answer the followings

A.

What is the name of the electronic components?

……….

(1 mark)

B.

Name the two types of the component in your answer A above.

……… , ………

(2 marks)

C.

Explain the function of the component given in A above.

……… ……… ………

(3 marks)

(27)

UNIT 5:

MOTOR MECHANIC:

(20 marks)

Answer in the space below each question

1.

Study the diagram below and answer the following questions that follow;

A.

What is wrong with the position of the man trying to lift the engine on the right

hand side? Explain what he should do.

……… ……….

(2 marks)

B.

If the same man could not lift the engine as it is too heavy for him to lift explain

what he should do in order to move the engine to where he wanted to?

……… ……….

(2 marks)

2.

Name the two types of engine you have studied and explain which one you prefer and

for what reasons.

……… ……… ……… ……… ……… ……… ………

(28)

3.

In your own words explain the operation of a two stroke engine. You may use the

diagram below to support your answer.

……… ……… ……… ……… ………

(4 marks)

4.

State two engine problems that make an engine won’t start and making the engine to

run poorly. Briefly explain how to solve those engine problems.

A.

Won’t start engine problems Solution to the problems

1

2

B.

Running poorly problem

Solution to the problems

1

2

(8 marks)

(29)

KIRIBATI NATIONAL CERTIFICATE

APPLIED TECHNOLOGY 2012

MARK SUMMARY

Candidate do not write in the table below.

UNIT PART A MARK PART B MARK TOTAL

1. WOOD WORK

2. METAL WORK

3. BUILDING

4. ELECTRONICS

5. MOTOR MECHANIC

The final mark is obtained from the 4 unit you answer IS SHOWN >

TOTAL MARK 20

20 20

20

20 20

40

40 40

160 Code No.