Computer Networks: Application Layer
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Questions and Answers

What is the primary function of the Application Layer?

  • To provide internet access to local areas
  • To manage traffic between networks
  • To ensure interoperability between IoT devices
  • To define how applications communicate over the network (correct)

    • What is the primary concern regarding the Internet of Things (IoT)?

  • Limited availability of IoT devices
  • Cost of implementing IoT devices
  • Interoperability between different devices and platforms
  • Security vulnerabilities and hacking of connected devices (correct)

    • What is the purpose of Hypertext Markup Language (HTML)?

  • To ensure responsive and mobile-friendly web design
  • To facilitate remote access to networks
  • To define the structure of web pages (correct)
  • To provide mobile payment options

    • What is a characteristic of Tier 1 Internet Service Providers?

    <p>They operate global networks and exchange traffic directly with other Tier 1 providers</p> Signup and view all the answers

    What is an implication of the mobile platform on e-commerce?

    <p>Increased mobile shopping and mobile payment options</p> Signup and view all the answers

    What is a concern regarding the use of IoT devices?

    <p>Data collection and sharing</p> Signup and view all the answers

    What is the purpose of the Domain Name System (DNS)?

    <p>To resolve domain names to IP addresses</p> Signup and view all the answers

    What is a characteristic of Tier 3 Internet Service Providers?

    <p>They serve local areas or niche markets, relying on higher-tier providers for connectivity</p> Signup and view all the answers

    What is a protocol used for web browsing?

    <p>HTTP</p> Signup and view all the answers

    What is a concern regarding the use of connected devices?

    <p>Hacking of connected devices</p> Signup and view all the answers

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