AIC JSS 2 Basic Tech 3rd Term Exam 2022/23
  • 1. ------- is a complete path through which current or electron flows.
A) Conductor
B) Electric circuit
C) Battery
D) Ohm
  • 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) 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) Adjust flow of current
B) Stop current flow
C) Measure current flow
D) Measure resistance
  • 5. The potential difference of a battery is called ----------
A) Electromotive force (E.M.F)
B) Volts
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) Surface plate
D) Wood work
  • 7. The material in metalwork used to mark lines on the workpiece before machining is called --------
A) Angular
B) Ball pein hammer
C) Plating
D) Scriber
  • 8. One of the following is not a measuring tool.
A) Inside caliper
B) Divider
C) Odd-leg caliper
D) Compass
  • 9. -------is an instrument designed to drive in and out screws.
A) Wrenches
B) Screwdriver
C) Calipers
D) Tinman's mallet
  • 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) Latch
B) Hinge
C) Handle
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) 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) Metal
B) Glass
C) Plastic
D) Wood
  • 14. What is the function of a lintel in a building?
A) Securing windows in place
B) Serving as a door frame
C) Acting as a decorative element
D) Providing structural support above an opening
  • 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) Concrete block wall
B) Solid brick wall
C) Glass wall
D) Timber stud wall
  • 17. What is the purpose of wall finishes?
A) Enhancing the appearance of the wall
B) Providing structural support
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) Metal
D) Plastic
  • 19. What is the purpose of a roof ridge?
A) Creating an aesthetically pleasing look
B) Providing ventilation
C) Allowing water runoff
D) Supporting the roof structure
  • 20. What does STEM stand for in the context of career prospects?
A) Software Testing and Evaluation Methods
B) Science, Technology, and Energy Management
C) Science, Technology, Engineering, and Mathematics
D) Sustainable Technologies and Environmental Management
  • 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) Nanotechnology
B) Civil Engineering
C) Material Science
D) Robotics
  • 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) Improving the dimensional stability of timber
C) Increasing the strength of timber
D) Enhancing the natural color of timber
  • 25. 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.
  • 26. What is an alloy?
A) A type of plastic
B) A mixture of metals
C) A natural mineral
D) A pure metal
  • 27. What is the main purpose of creating metal alloys?
A) To enhance specific properties of the metal
B) To decrease the durability of the metal
C) To reduce the strength of the metal
D) To increase the cost of production
  • 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) Annealing
C) Smelting
D) Alloying
  • 30. What is the final stage in the production of metals, where the metal is shaped into desired forms?
A) Machining
B) Rolling
C) Casting
D) Extrusion
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