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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) Conductor
B) Battery
C) Ohm
D) Electric circuit
  • 2. ------- receives and supports the loads (weight) of the building and transmits them to the solid part of the ground.
A) Wall
B) Foundation
C) Floor
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) 1.2 amps
B) 0.12 amps
C) 12 amps
D) 1200 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) Stop current flow
D) Measure current flow
  • 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) Wood work
B) Metal work
C) Marking out
D) Surface plate
  • 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) Tinman's mallet
C) Screwdriver
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) Latch
B) Handle
C) Frame
D) Hinge
  • 12. What is the purpose of a door stopper?
A) Supporting the weight of the door
B) Preventing the door from closing
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) Wood
C) Metal
D) Glass
  • 14. What is the function of a lintel in a building?
A) Securing windows in place
B) Acting as a decorative element
C) Providing structural support above an opening
D) Serving as a door frame
  • 15. Which material is commonly used for lintel construction?
A) Timber
B) Brick
C) Glass
D) Concrete
  • 16. Which type of wall provides the best thermal insulation?
A) Glass wall
B) Timber stud wall
C) Concrete block wall
D) Solid brick wall
  • 17. What is the purpose of wall finishes?
A) Enhancing the appearance of the wall
B) Preventing moisture penetration
C) Providing structural support
D) Increasing the wall's strength
  • 18. Which roofing material is known for its durability and longevity?
A) Plastic
B) Thatch
C) Shingles
D) Metal
  • 19. What is the purpose of a roof ridge?
A) Creating an aesthetically pleasing look
B) Providing ventilation
C) Supporting the roof structure
D) Allowing water runoff
  • 20. What does STEM stand for in the context of career prospects?
A) Software Testing and Evaluation Methods
B) Sustainable Technologies and Environmental Management
C) Science, Technology, and Energy Management
D) Science, Technology, Engineering, and Mathematics
  • 21. Which area of technology focuses on the design and development of computer hardware and software?
A) Information Technology
B) Mechanical Engineering
C) Electrical Engineering
D) Biotechnology
  • 22. What is the field of technology that deals with the development of new materials and their applications?
A) Material Science
B) Robotics
C) Civil Engineering
D) Nanotechnology
  • 23. What is a common timber defect caused by the growth of a branch?
A) Cupping
B) Knots
C) Warping
D) Rot
  • 24. What is the purpose of timber treatment?
A) Protecting timber from decay and insects
B) Increasing the strength of timber
C) Enhancing the natural color of timber
D) Improving the dimensional stability of timber
  • 25. Why is timber treatment important in construction?
A) It increases the flammability of timber.
B) It enhances the visual appeal of timber.
C) It improves the acoustic properties of timber.
D) It prolongs the lifespan of timber.
  • 26. What is an alloy?
A) A pure metal
B) A type of plastic
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 enhance specific properties of the metal
C) To increase the cost of production
D) To reduce the strength of the metal
  • 28. What is a common timber defect caused by fungal growth?
A) Cupping
B) Knots
C) Rot
D) Warping
  • 29. What is the process of removing impurities from iron ore called?
A) Smelting
B) Annealing
C) Forging
D) Alloying
  • 30. What is the final stage in the production of metals, where the metal is shaped into desired forms?
A) Extrusion
B) Rolling
C) Machining
D) Casting
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