AIC JSS 2 Basic Tech 3rd Term Exam 2022/23
  • 1. ------- is a complete path through which current or electron flows.
A) Conductor
B) Battery
C) Electric circuit
D) Ohm
  • 2. ------- receives and supports the loads (weight) of the building and transmits them to the solid part of the ground.
A) Foundation
B) Floor
C) Wall
D) Roof
  • 3. A potential difference(pd) of 12 volts is applied to a lamp of 100 ohms resistance. What current will flow in the circuit?
A) 1200 amps
B) 0.12 amps
C) 1.2 amps
D) 12 amps
  • 4. The diagram above is a symbol of a component of an electric circuit that is used to --------
A) Measure resistance
B) Adjust flow of current
C) Measure current flow
D) Stop current flow
  • 5. The potential difference of a battery is called ----------
A) Volts
B) Electromotive force (E.M.F)
C) Current
D) Voltage
  • 6. --------- is the process of transferring a design or pattern to a workpiece, as a first step in the manufacturing process.
A) Marking out
B) Metal work
C) Wood work
D) Surface plate
  • 7. The material in metalwork used to mark lines on the workpiece before machining is called --------
A) Angular
B) Scriber
C) Ball pein hammer
D) Plating
  • 8. One of the following is not a measuring tool.
A) Compass
B) Inside caliper
C) Divider
D) Odd-leg caliper
  • 9. -------is an instrument designed to drive in and out screws.
A) Wrenches
B) Screwdriver
C) Tinman's mallet
D) Calipers
  • 10. The instrument used in measuring the diameter or the inner part of an object is called ----------
A) Inside capler
B) Inside caliper
C) Inside diameter
D) Inside measurer
  • 11. Which component of a door allows it to swing open and closed?
A) Frame
B) Hinge
C) Latch
D) Handle
  • 12. What is the purpose of a door stopper?
A) Preventing the door from closing
B) Supporting the weight of the door
C) Reducing noise when closing the door
D) Securing the door in a closed position
  • 13. Which material is commonly used for making exterior doors?
A) Plastic
B) Glass
C) Wood
D) Metal
  • 14. 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
  • 15. Which material is commonly used for lintel construction?
A) Timber
B) Concrete
C) Glass
D) Brick
  • 16. Which type of wall provides the best thermal insulation?
A) Concrete block wall
B) Timber stud wall
C) Glass wall
D) Solid brick wall
  • 17. What is the purpose of wall finishes?
A) Increasing the wall's strength
B) Preventing moisture penetration
C) Providing structural support
D) Enhancing the appearance of the wall
  • 18. Which roofing material is known for its durability and longevity?
A) Shingles
B) Plastic
C) Thatch
D) Metal
  • 19. What is the purpose of a roof ridge?
A) Providing ventilation
B) Creating an aesthetically pleasing look
C) Allowing water runoff
D) Supporting the roof structure
  • 20. What does STEM stand for in the context of career prospects?
A) Science, Technology, Engineering, and Mathematics
B) Sustainable Technologies and Environmental Management
C) Software Testing and Evaluation Methods
D) Science, Technology, and Energy Management
  • 21. Which area of technology focuses on the design and development of computer hardware and software?
A) Information Technology
B) Electrical Engineering
C) Biotechnology
D) Mechanical Engineering
  • 22. What is the field of technology that deals with the development of new materials and their applications?
A) Robotics
B) Nanotechnology
C) Material Science
D) Civil Engineering
  • 23. What is a common timber defect caused by the growth of a branch?
A) Rot
B) Warping
C) Knots
D) Cupping
  • 24. What is the purpose of timber treatment?
A) Enhancing the natural color of timber
B) Protecting timber from decay and insects
C) Increasing the strength of timber
D) Improving the dimensional stability of timber
  • 25. Why is timber treatment important in construction?
A) It enhances the visual appeal of timber.
B) It improves the acoustic properties of timber.
C) It prolongs the lifespan of timber.
D) It increases the flammability of timber.
  • 26. What is an alloy?
A) A mixture of metals
B) A type of plastic
C) A pure metal
D) A natural mineral
  • 27. What is the main purpose of creating metal alloys?
A) To reduce the strength of the metal
B) To decrease the durability of the metal
C) To increase the cost of production
D) To enhance specific properties of the metal
  • 28. What is a common timber defect caused by fungal growth?
A) Rot
B) Knots
C) Warping
D) Cupping
  • 29. What is the process of removing impurities from iron ore called?
A) Forging
B) Alloying
C) Smelting
D) Annealing
  • 30. What is the final stage in the production of metals, where the metal is shaped into desired forms?
A) Rolling
B) Extrusion
C) Machining
D) Casting
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