Starter quiz
- What is the role of a web server in displaying a web page?
- It creates the web page content.
- It breaks down the web page data into packets.
- It stores and delivers the web page data to the user's web browser. ✓
- It encrypts the web page data for secure transmission.
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- Which of the following statements about HTTP is true?
- HTTP is a secure protocol that encrypts data.
- HTTP is used to send email messages.
- HTTP defines the rules for communication between web browsers and web servers. ✓
- HTTP is not a commonly used protocol on the internet.
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- What is a data packet when talking about networks?
- a complete web page
- a small segment of data that is part of a larger message ✓
- a set of rules for sending and receiving data
- an error message sent across the internet
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- What is the purpose of a packet header?
- to store the main content of the data being transmitted
- to provide information about the packet, such as source and destination address ✓
- to encrypt the data in the packet
- to prevent data loss during transmission
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- What is the main reason why data is broken down into packets before being sent over the internet?
- to make the data travel faster
- to make it easier to transmit data in smaller chunks ✓
- to prevent attackers from intercepting the data
- to reduce the cost of data transmission
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- Which of the following is a benefit of using packets to transmit data?
- Packets can take different routes, improving the reliability of transmission. ✓
- Packets are always delivered in the correct order.
- Packets prevent any data loss during transmission.
- Packets are only used for small amounts of data.
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Exit quiz
- Which of the following best describes the internet of things (IoT)?
- a collection of websites connected through hyperlinks
- a network of connected devices, such as smart speakers and lights ✓
- a type of programming language used to create websites
- a network that only connects smartphones and computers
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- Which of these are examples of an IoT device?
- Smart thermostat ✓
- Smart lock ✓
- Regular refrigerator
- Smart speaker ✓
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- Why may a smart speaker always have its microphone turned on?
- It needs to detect your voice commands. ✓
- The smart speaker is recording all your conversations.
- It's constantly sending data to the internet.
- The smart speaker is using the microphone to measure the temperature.
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- Many people use fitness trackers or smart watches that connect to the internet. What kind of data might these devices collect and share?
- websites you visit
- details about your computer's hardware
- videos and audio recordings
- your activity levels and health information ✓
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- How can IoT devices sometimes raise privacy concerns?
- The devices can make it easier for hackers to access your home network.
- IoT devices may collect or share data about you without you realising. ✓
- The devices and systems can be difficult to set up and use.
- They use a lot of energy, which can increase your electricity bill.
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- Which of these are a potential benefit of the IoT?
- improved home security ✓
- increased energy efficiency ✓
- reduced need for human interaction
- greater convenience in daily life ✓
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Worksheet
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Presentation
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Video
Lesson Details
Key learning points
- The internet of things (IoT) connects everyday objects to the internet, enabling them to collect and share data.
- Personal information is information collected about a person.
- Understand that connected devices can gather and share your personal information, which can impact your privacy.
Common misconception
The internet of things (IoT) is only about smart homes and appliances.
IoT are everyday devices that are connected to the internet and can communicate with each other. They might not collect data for the same purpose but they can collect information about how people use the devices.
Keywords
Internet of things (iot) - a network of everyday devices that are connected to the internet and can communicate with each other
Privacy - the protection of an individual's personal information and the control over how it is used
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