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