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