AIC JS 2 Basic Tech Revision Test for 3rd Term 2022/23
  • 1. The cable or wire used in connecting other components is called ----------
A) Circuit
B) Resistance
C) Battery
D) Conductor
  • 2. ------- is a complete path through which current or electron flows.
A) Ohm
B) Conductor
C) Battery
D) Electric circuit
  • 3. The 2 main types of electrical consumers are -------and ----------
A) Domestic and industrial
B) Natural and artificial
C) Watt and power
D) Season and kiln
  • 4. ------- receives and supports the loads (weight) of the building and transmits them to the solid part of the ground.
A) Wall
B) Roof
C) Foundation
D) Floor
  • 5. The following examples of foundation except -------
A) Strip foundation
B) Pipe foundation
C) Raft foundation
D) Pad foundation
  • 6. The electric current is measured in ------
A) Watt (W)
B) Voltage (V)
C) Ampere (A)
D) Current (I)
  • 7. A potential difference(pd) of 12 volts is applied to a lamp of 100 ohms resistance. What current will flow in the circuit?
A) 12 amps
B) 1200 amps
C) 0.12 amps
D) 1.2 amps
  • 8. Calculate the current flowing through a wire which has a resistance of 8 ohms and is connected across a battery of 3 volts
A) 0.375A
B) 37.5A
C) 3.75A
D) 3750A
  • 9. The diagram above is a symbol of a component of an electric circuit that is used to --------
A) Measure resistance
B) Stop current flow
C) Measure current flow
D) Adjust flow of current
  • 10. The potential difference of a battery is called ----------
A) Voltage
B) Current
C) Electromotive force (E.M.F)
D) Volts
  • 11. --------- is the process of transferring a design or pattern to a workpiece, as a first step in the manufacturing process.
A) Marking out
B) Wood work
C) Surface plate
D) Metal work
  • 12. The material in metalwork used to mark lines on the workpiece before machining is called --------
A) Scriber
B) Angular
C) Plating
D) Ball pein hammer
  • 13. An equilateral triangle has -----
A) Two equal sides
B) Three equal sides
C) Two equal angles
D) No equal sides
  • 14. --------- is a triangle that has two of its angles equal, usually the base angles .
A) Equilateral
B) Right angle
C) Isosceles
D) scalene
  • 15. One of the following is not a measuring tool.
A) Inside caliper
B) Divider
C) Compass
D) Odd-leg caliper
  • 16. The following are driving tools except -------
A) Ball -peen
B) Hammer
C) Hardness tester
D) Tinman's mallet
  • 17. ------ is used to test for the accuracy of the work.
A) Metric rule
B) Bossing mallet
C) Try square
D) Pliers
  • 18. One of the following is used to shape metals.
A) Hammer
B) Tinman's mallet
C) Ball peen
D) Punch
  • 19. -------is an instrument designed to drive in and out screws.
A) Calipers
B) Wrenches
C) Screwdriver
D) Tinman's mallet
  • 20. The instrument used in measuring the diameter or the inner part of an object is called ----------
A) Inside caliper
B) Inside diameter
C) Inside capler
D) Inside measurer
  • 21. Which component of a door allows it to swing open and closed?
A) Handle
B) Hinge
C) Latch
D) Frame
  • 22. What is the purpose of a door stopper?
A) Supporting the weight of the door
B) Preventing the door from closing
C) Securing the door in a closed position
D) Reducing noise when closing the door
  • 23. Which material is commonly used for making exterior doors?
A) Wood
B) Glass
C) Plastic
D) Metal
  • 24. What is the function of a lintel in a building?
A) Serving as a door frame
B) Acting as a decorative element
C) Securing windows in place
D) Providing structural support above an opening
  • 25. Which material is commonly used for lintel construction?
A) Brick
B) Glass
C) Concrete
D) Timber
  • 26. Which type of wall provides the best thermal insulation?
A) Concrete block wall
B) Solid brick wall
C) Glass wall
D) Timber stud wall
  • 27. What is the purpose of wall finishes?
A) Preventing moisture penetration
B) Enhancing the appearance of the wall
C) Increasing the wall's strength
D) Providing structural support
  • 28. Which roofing material is known for its durability and longevity?
A) Metal
B) Plastic
C) Shingles
D) Thatch
  • 29. What is the purpose of a roof ridge?
A) Providing ventilation
B) Supporting the roof structure
C) Creating an aesthetically pleasing look
D) Allowing water runoff
  • 30. What does STEM stand for in the context of career prospects?
A) Science, Technology, Engineering, and Mathematics
B) Software Testing and Evaluation Methods
C) Science, Technology, and Energy Management
D) Sustainable Technologies and Environmental Management
  • 31. Which area of technology focuses on the design and development of computer hardware and software?
A) Information Technology
B) Biotechnology
C) Mechanical Engineering
D) Electrical Engineering
  • 32. What is the field of technology that deals with the development of new materials and their applications?
A) Material Science
B) Robotics
C) Nanotechnology
D) Civil Engineering
  • 33. What is a common requirement for individuals pursuing a career in technology?
A) Excellent social and communication skills
B) Physical strength and endurance
C) Strong artistic skills
D) Analytical and problem-solving abilities
  • 34. What is timber processing?
A) Preserving timber to prevent decay
B) Harvesting timber from forests
C) Cutting timber into usable sizes and shapes
D) Drying timber to remove moisture
  • 35. Which property of timber refers to its resistance to decay and insect damage?
A) Density
B) Durability
C) Strength
D) Grain pattern
  • 36. What is a common timber defect caused by fungal growth?
A) Rot
B) Warping
C) Cupping
D) Knots
  • 37. What is a common timber defect caused by the growth of a branch?
A) Rot
B) Warping
C) Cupping
D) Knots
  • 38. Which timber preservation method involves immersing timber in a preservative solution under pressure?
A) Pressure impregnation
B) Staining
C) Varnishing
D) Painting
  • 39. What is the purpose of timber treatment?
A) Increasing the strength of timber
B) Protecting timber from decay and insects
C) Improving the dimensional stability of timber
D) Enhancing the natural color of timber
  • 40. Why is timber treatment important in construction?
A) It improves the acoustic properties of timber.
B) It enhances the visual appeal of timber.
C) It prolongs the lifespan of timber.
D) It increases the flammability of timber.
  • 41. Which of the following is a non-ferrous metal?
A) Iron
B) Copper
C) Aluminum
D) Steel
  • 42. What is the most abundant metal in the Earth's crust?
A) Silver
B) Gold
C) Zinc
D) Aluminum
  • 43. What is the process of removing impurities from iron ore called?
A) Smelting
B) Forging
C) Annealing
D) Alloying
  • 44. What is the final stage in the production of metals, where the metal is shaped into desired forms?
A) Extrusion
B) Machining
C) Casting
D) Rolling
  • 45. Which property of carbon allows it to form different allotropes, such as diamond and graphite?
A) Allergenicity
B) Conductivity
C) Versatility
D) Density
  • 46. Which type of iron is characterized by a high carbon content?
A) Cast iron
B) Wrought iron
C) Steel
D) Pig iron
  • 47. What is an alloy?
A) A pure metal
B) A type of plastic
C) A mixture of metals
D) A natural mineral
  • 48. Which of the following is an example of a commonly used alloy?
A) Copper
B) Bronze
C) Iron
D) Aluminum
  • 49. What is the main purpose of creating metal alloys?
A) To increase the cost of production
B) To enhance specific properties of the metal
C) To decrease the durability of the metal
D) To reduce the strength of the metal
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