Microprocessor-Controlled Devices Quiz (Scored)

What is one advantage of microprocessor-controlled devices in the home?

• Increase physical activity

• Save time and reduce manual effort

• Require no electricity

• Are always affordable

Answer explanation

Microprocessor-controlled devices automate tasks, which saves time and reduces manual effort. This allows users to focus on other activities, making home management more efficient.

Which of the following is a disadvantage of labour-saving devices?

• Save time

• Improve consistency

• Enable multitasking

• Dependence on electricity

Answer explanation

Dependence on electricity is a disadvantage of labour-saving devices, as it can limit their use during power outages or in areas without reliable electricity, unlike the other options which are benefits.

What is a benefit of smart entertainment systems?

• They require no maintenance

• They are always free

• They enhance safety

• They offer convenience

Answer explanation

Smart entertainment systems offer convenience by integrating various functions, allowing users to easily access and control their media and devices from one platform, enhancing the overall user experience.

What is a concern regarding personal data with microprocessor-controlled devices?

• Data is always secure

• Data is only stored locally

• Data is never collected

• Data can be shared without consent

Answer explanation

A major concern with microprocessor-controlled devices is that data can be shared without consent, potentially leading to privacy violations. This highlights the importance of understanding data handling practices.

How do microprocessors improve transport systems?

• By eliminating traffic signs

• By reducing the need for technology

• By enabling automation

• By increasing manual control

Answer explanation

Microprocessors enhance transport systems by enabling automation, which allows for more efficient traffic management, vehicle control, and safety features, reducing human error and improving overall system performance.

What is one function of smart roads?

• They increase congestion

• They eliminate traffic lights

• They detect traffic flow and adjust signs

• They reduce traffic flow

Answer explanation

Smart roads are designed to detect traffic flow and adjust signs accordingly, improving traffic management and safety. This function helps optimize traffic conditions rather than increasing congestion or eliminating traffic lights.

What is a disadvantage of transport monitoring systems?

• Improved traffic flow

• Enhanced safety

• Expensive to install and maintain

• Real-time updates

Answer explanation

Transport monitoring systems can be costly to install and maintain, which is a significant disadvantage. While they offer benefits like improved traffic flow and safety, the financial burden can be a barrier to implementation.

What is a key feature of autonomous vehicles?

• They require constant human control

• They use sensors and AI for navigation

• They have no safety features

• They are not in development

Answer explanation

A key feature of autonomous vehicles is their use of sensors and AI for navigation, allowing them to operate without constant human control, unlike the other options which are incorrect.

What is a potential risk of autonomous vehicles?

• Lower accessibility

• High development costs

• Increased human error

• Reduced traffic congestion

Answer explanation

High development costs are a significant risk for autonomous vehicles, as creating the technology, infrastructure, and regulatory frameworks requires substantial investment, which can hinder widespread adoption.

What is one advantage of autonomous trains?

• Increased human error

• Higher operational costs

• Inconsistent speed

• Lower operational costs

Answer explanation

One advantage of autonomous trains is lower operational costs. They reduce the need for human operators, leading to savings in labor and increased efficiency in operations.