Junior Certificate Examination
Basic Technology
Q1401.
In the process of fabrication, what does "assembly" refer to?
A
Cutting raw materials into shape
B
Joining parts to form a complete product
C
Testing the finished product
D
Packaging the product for sale
Correct Answer: B
Assembly is the step where individual parts are joined to create the final product.
Junior Certificate Examination
Basic Technology
Q1402.
Which tool is most appropriate for measuring the length of a piece of wood?
A
Caliper
B
Ruler
C
Hammer
D
Screwdriver
Correct Answer: B
A ruler provides a simple, accurate measurement of length for wood.
Junior Certificate Examination
Basic Technology
Q1403.
Which of the following best describes "recycling" in the context of technology?
A
Using new materials to replace old ones
B
Disposing of waste in landfills
C
Converting used materials into new products
D
Ignoring waste management practices
Correct Answer: C
Recycling turns used materials into new products, conserving resources.
Junior Certificate Examination
Basic Technology
Q1404.
In basic technology, what does the term "CAD" stand for?
A
Computer Assisted Design
B
Circular Aesthetic Design
C
Common Assembly Device
D
Conventional Art Development
Correct Answer: A
CAD means Computer Assisted Design, used for creating detailed drawings.
Junior Certificate Examination
Basic Technology
Q1405.
Which of the following is a primary function of a screwdriver?
A
Drilling holes
B
Turning screws
C
Cutting metal sheets
D
Measuring angles
Correct Answer: B
A screwdriver is specifically used to turn screws into or out of a material.
Junior Certificate Examination
Basic Technology
Q1406.
When constructing a simple wooden table, which of the following is a critical step to ensure stability?
A
Painting the table before assembly
B
Using a level surface for the tabletop
C
Drilling holes in the legs before attaching them
D
Adding extra weight to the tabletop
Correct Answer: B
A level surface ensures the table sits evenly and remains stable.
Junior Certificate Examination
Basic Technology
Q1407.
Which of the following is an example of a biodegradable material?
A
Plastic
B
Glass
C
Paper
D
Aluminum
Correct Answer: C
Paper is biodegradable and breaks down naturally, unlike the others listed.
Junior Certificate Examination
Basic Technology
Q1408.
In the context of ICT, what does the term "cloud computing" refer to?
A
Storing data on local hard drives
B
Using solar panels for power
C
Accessing computing resources over the internet
D
Printing documents from a cloud printer
Correct Answer: C
Cloud computing means using remote servers over the internet to store, manage, and process data.
Junior Certificate Examination
Basic Technology
Q1409.
Which safety device should be used to protect the eyes when working with power tools?
A
Earplugs
B
Safety goggles
C
Gloves
D
Dust mask
Correct Answer: B
Safety goggles protect the eyes from flying debris when using power tools.
Junior Certificate Examination
Basic Technology
Q1410.
Which of the following is a key principle of "green technology"?
A
Maximizing resource extraction
B
Reducing environmental impact
C
Ignoring energy consumption
D
Using only fossil fuels
Correct Answer: B
Green technology aims to reduce environmental harm through efficient practices.
Junior Certificate Examination
Basic Technology
Q1411.
In basic technology, what is the main purpose of a "workbench"?
A
To store tools only
B
To provide a stable surface for work
C
To serve as a decorative piece
D
To act as a storage cabinet
Correct Answer: B
A workbench offers a sturdy, flat surface for carrying out tasks.
Junior Certificate Examination
Basic Technology
Q1412.
Which of the following best describes "hand tools"?
A
Tools that require electricity
B
Tools operated manually by hand
C
Tools used only in industrial factories
D
Tools that are made of metal only
Correct Answer: B
Hand tools are operated manually, without power sources.
Junior Certificate Examination
Basic Technology
Q1413.
What is the primary benefit of using a "multimeter" in electrical work?
A
Cutting metal sheets
B
Measuring voltage, current, and resistance
C
Painting surfaces
D
Drilling holes
Correct Answer: B
A multimeter measures voltage, current, and resistance, essential for troubleshooting circuits.
Junior Certificate Examination
Basic Technology
Q1414.
In the Nigerian Basic Technology curriculum, which of the following is a focus area for "Technology and Society"?
A
Calculating interest rates
B
Understanding the impact of technology on daily life
C
Memorizing chemical formulas
D
Learning advanced calculus
Correct Answer: B
The curriculum emphasizes how technology affects society and everyday living.
Junior Certificate Examination
Basic Technology
Q1415.
Which of the following is a characteristic of a "saw blade" that makes it suitable for cutting wood?
A
It has a sharp point for drilling
B
It has interlocking teeth designed for wood fibers
C
It is coated with rubber for grip
D
It is magnetic
Correct Answer: B
Saw blades for wood have teeth designed to cut wood fibers efficiently.
Junior Certificate Examination
Basic Technology
Q1416.
In basic technology, which of the following is a common method of joining two wooden pieces?
A
Welding
B
Soldering
C
Gluing
D
Soldering
Correct Answer: C
Gluing, often with wood adhesive, is a typical method of joining wood.
Junior Certificate Examination
Basic Technology
Q1417.
Which of the following is a renewable resource that can be used in basic technology projects?
A
Coal
B
Natural gas
C
Biomass
D
Oil
Correct Answer: C
Biomass, such as plant material, is renewable and can be used for energy or materials.
Junior Certificate Examination
Basic Technology
Q1418.
What is the purpose of a "heat sink" in an electronic device?
A
To increase temperature
B
To dissipate heat from components
C
To store electricity
D
To amplify sound
Correct Answer: B
A heat sink absorbs and dissipates heat, preventing overheating of electronic parts.
Junior Certificate Examination
Basic Technology
Q1419.
What is the primary definition of technology in the context of Basic Technology?
A
A set of tools only
B
A branch of science
C
The application of knowledge and skills to solve problems
D
The study of ancient artifacts
Correct Answer: C
Technology involves using knowledge and skills to create solutions for real‑world problems.
Junior Certificate Examination
Basic Technology
Q1420.
Which of the following is NOT considered a type of technology taught at JSS 3 level?
A
Mechanical technology
B
Astrophysical technology
C
Electrical technology
D
Computer technology
Correct Answer: B
Astrophysical technology is not part of the JSS 3 Basic Technology curriculum.
Junior Certificate Examination
Basic Technology
Q1421.
Materials are generally classified based on:
A
Their color
B
Their source
C
Their physical and chemical properties
D
Their price
Correct Answer: C
Classification depends on properties such as strength, hardness, and conductivity.
Junior Certificate Examination
Basic Technology
Q1422.
Which property is most important when selecting a metal for a structural beam?
A
Color
B
Ductility
C
Tensile strength
D
Conductivity
Correct Answer: C
Tensile strength determines how much load a beam can bear.
Junior Certificate Examination
Basic Technology
Q1423.
A chisel is an example of which type of tool?
A
Hand tool
B
Power tool
C
Measuring tool
D
Cutting tool
Correct Answer: A
A chisel is a manual hand tool used for shaping material.
Junior Certificate Examination
Basic Technology
Q1424.
In forging, the metal is:
A
Melted and poured into a mold
B
Shaped by heating and hammering
C
Cut into precise shapes
D
Layered and bonded
Correct Answer: B
Forging involves heating and hammering to change shape.
Junior Certificate Examination
Basic Technology
Q1425.
Which process involves pouring molten metal into a mould and letting it solidify?
A
Casting
B
Machining
C
Welding
D
3‑D printing
Correct Answer: A
Casting is the process of solidifying molten metal in a mould.
Junior Certificate Examination
Basic Technology
Q1426.
Which operation is performed on a lathe?
A
Cutting a cylindrical shape
B
Welding two pieces
C
Mixing chemicals
D
Printing a 3‑D object
Correct Answer: A
A lathe rotates a workpiece to cut a cylindrical shape.
Junior Certificate Examination
Basic Technology
Q1427.
The process of joining two metal parts by melting a filler material is called:
A
Cutting
B
Welding
C
Machining
D
Casting
Correct Answer: B
Welding joins metals using heat and a filler material.
Junior Certificate Examination
Basic Technology
Q1428.
Additive manufacturing builds an object by:
A
Removing material layer by layer
B
Layering material to form the shape
C
Heating metal until it flows
D
Cutting a solid block
Correct Answer: B
Additive manufacturing adds material layer by layer.
Junior Certificate Examination
Basic Technology
Q1429.
Which step comes first in the design process?
A
Testing
B
Evaluation
C
Problem identification
D
Development
Correct Answer: C
Design starts with identifying the problem to solve.
Junior Certificate Examination
Basic Technology
Q1430.
In a workshop, the first safety precaution you should take is to:
A
Wear a helmet
B
Read the safety manual
C
Put on safety goggles
D
Keep the area clean
Correct Answer: B
Knowing safety rules is essential before any work.
Junior Certificate Examination
Basic Technology
Q1431.
Which of the following is an environmental concern related to technology?
A
Increased productivity
B
Electronic waste
C
Better education
D
Lower cost of materials
Correct Answer: B
Electronic waste is a major environmental issue.
Junior Certificate Examination
Basic Technology
Q1432.
Disposing of used batteries should be done by:
A
Throwing them in the trash
B
Burning them
C
Recycling them
D
Keeping them at home
Correct Answer: C
Recycling prevents hazardous substances from polluting the environment.
Junior Certificate Examination
Basic Technology
Q1433.
Recycling plastic helps reduce:
A
Energy consumption
B
Carbon footprint
C
Material costs
D
All of the above
Correct Answer: D
Recycling saves energy, cuts emissions, and reduces costs.
Junior Certificate Examination
Basic Technology
Q1434.
Ohm’s law states that the current through a conductor is proportional to:
A
Voltage
B
Resistance
C
Power
D
Temperature
Correct Answer: A
I = V/R; current is directly proportional to voltage.
Junior Certificate Examination
Basic Technology
Q1435.
In a series circuit, if one resistor fails, the entire circuit:
A
Continues to work
B
Stops working
C
Increases current
D
Decreases voltage
Correct Answer: B
A break in series opens the circuit, stopping current.
Junior Certificate Examination
Basic Technology
Q1436.
A simple electric circuit with a battery and a single bulb is an example of:
A
Parallel circuit
B
Series circuit
C
Mixed circuit
D
Complex circuit
Correct Answer: B
The bulb and battery are connected in a single path.
Junior Certificate Examination
Basic Technology
Q1437.
A gear train with a 4‑tooth pinion and a 20‑tooth gear will have a gear ratio of:
A
1:5
B
5:1
C
4:20
D
20:4
Correct Answer: A
Gear ratio = teeth of large gear ÷ teeth of small gear = 20/4 = 5, so 1:5.
Junior Certificate Examination
Basic Technology
Q1438.
A lever that has the fulcrum between the effort and the load is a:
A
First‑class lever
B
Second‑class lever
C
Third‑class lever
D
Fourth‑class lever
Correct Answer: A
First‑class lever has fulcrum in the middle.
Junior Certificate Examination
Basic Technology
Q1439.
A block and tackle that multiplies force by using multiple pulleys is known as:
A
Simple pulley
B
Fixed pulley
C
Compound pulley
D
Counterweight pulley
Correct Answer: C
Compound pulleys use several pulleys to increase mechanical advantage.
Junior Certificate Examination
Basic Technology
Q1440.
Which component stores data permanently in a computer?
A
RAM
B
Hard disk drive
C
CPU
D
Motherboard
Correct Answer: B
The hard disk is non‑volatile storage.
Junior Certificate Examination
Basic Technology
Q1441.
The primary function of a keyboard is to serve as:
A
Input device
B
Output device
C
Storage device
D
Power supply
Correct Answer: A
A keyboard inputs data into the computer.
Junior Certificate Examination
Basic Technology
Q1442.
The device that displays information to the user is:
A
Keyboard
B
Monitor
C
Printer
D
Mouse
Correct Answer: B
A monitor is an output device.
Junior Certificate Examination
Basic Technology
Q1443.
Which type of software is used to create documents and perform word processing tasks?
A
Spreadsheet software
B
Presentation software
C
Word processing software
D
Database software
Correct Answer: C
Word processors handle text editing and formatting.
Junior Certificate Examination
Basic Technology
Q1444.
In a spreadsheet, the SUM function is used to:
A
Add a series of numbers
B
Find the average
C
Determine the maximum
D
Create a chart
Correct Answer: A
SUM adds numbers in a range of cells.
Junior Certificate Examination
Basic Technology
Q1445.
Which software is commonly used for creating slide presentations?
A
Excel
B
Word
C
PowerPoint
D
Access
Correct Answer: C
PowerPoint is designed for slide‑based presentations.
Junior Certificate Examination
Basic Technology
Q1446.
ICT ethics requires users to:
A
Share all data publicly
B
Protect personal information
C
Use software illegally
D
Ignore copyright laws
Correct Answer: B
Ethical use includes safeguarding personal and confidential data.
Junior Certificate Examination
Basic Technology
Q1447.
What is the main purpose of a design process in Basic Technology?
A
To produce a finished product only
B
To identify user needs and develop solutions
C
To reduce the cost of materials
D
To manufacture products in large quantities
Correct Answer: B
The design process involves understanding user needs, brainstorming, evaluating alternatives, and creating a solution that meets those needs.
Junior Certificate Examination
Basic Technology
Q1448.
Which of the following is NOT a type of material used in craft production?
A
Wood
B
Plastic
C
Metal
D
Cloud
Correct Answer: D
Wood, plastic, and metal are common craft materials; clouds are not.
Junior Certificate Examination
Basic Technology
Q1449.
In a simple electric circuit, which component controls the flow of current?
A
Resistor
B
Capacitor
C
Battery
D
Switch
Correct Answer: D
A switch can open or close the circuit, controlling current flow.
Junior Certificate Examination
Basic Technology
Q1450.
Which of the following is an example of a renewable energy source?
A
Coal
B
Natural gas
C
Solar energy
D
Oil
Correct Answer: C
Solar energy is renewable because the sun continuously provides it.