Questions and Answers Latest Version
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How has the Industrial Revolution most significantly impacted modern society?
A. By reducing the need for skilled labor
✔✔ B. By introducing mass production and mechanization
C. By eliminating agricultural practices
D. By promoting handcraftsmanship
Which era is characterized by the development of tools made from stone?
✔✔ A. Stone Age
B. Bronze Age
C. Iron Age
D. Industrial Age
What is the first step in the engineering design process?
A. Testing the prototype
B. Building a model
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,✔✔ C. Identifying the problem
D. Communicating results
In the design process, what is the purpose of brainstorming?
A. To finalize the best solution
✔✔ B. To generate a wide range of possible solutions
C. To test the prototype
D. To evaluate the final product
Which of the following is a constraint in a design problem?
A. The desired features of the product
✔✔ B. The budget limit for materials
C. The brainstorming session
D. The marketing strategy
Which form of energy is stored in the bonds of chemical compounds?
A. Thermal energy
✔✔ B. Chemical energy
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,C. Nuclear energy
D. Kinetic energy
What type of energy transformation occurs in a hydroelectric power plant?
A. Chemical to electrical
✔✔ B. Mechanical to electrical
C. Thermal to mechanical
D. Nuclear to thermal
In transportation systems, what is the primary function of a suspension system in a vehicle?
A. To provide power to the wheels
✔✔ B. To absorb shocks from the road
C. To control the vehicle's speed
D. To manage fuel efficiency
Which device converts digital signals into analog signals for transmission over telephone lines?
A. Router
✔✔ B. Modem
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, C. Switch
D. Server
What is the primary purpose of a firewall in a computer network?
A. To store data securely
✔✔ B. To prevent unauthorized access
C. To increase internet speed
D. To manage user accounts
Which of the following is an example of asynchronous communication?
A. Video conferencing
✔✔ B. Email
C. Phone call
D. Live chat
In manufacturing, what is the primary purpose of a jig?
✔✔ A. To guide tools for accurate machining
B. To measure the weight of materials
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