Networking Basics Quiz
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Networking Basics Quiz

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@AgreeableRomanesque

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Questions and Answers

What is a primary characteristic of a wired network?

  • It is typically slower than wireless networks.
  • It requires a physical medium to transfer data. (correct)
  • It is considered more flexible than wireless networks.
  • It uses radio waves for data transmission.

    • Which device is NOT typically used in a wired network?

  • Wireless access point (correct)
  • Router
  • Switch
  • Hub

    • In which scenario would a wireless network be preferred over a wired network?

  • When there is a need for a consistent connection.
  • When devices are located far apart without easy cabling. (correct)
  • When security of data is the highest priority.
  • When high data transmission speed is required.

    • Which factor is NOT considered when choosing the type of transmission media for a network?

    <p>The brand of devices being used.</p> Signup and view all the answers

    What is a hub's primary role in a network?

    <p>To connect devices and direct data to the correct recipient.</p> Signup and view all the answers

    Which of the following transmission media is used by wireless access points?

    <p>Radio waves</p> Signup and view all the answers

    What is one disadvantage of using a wireless network compared to a wired network?

    <p>Potential for interference and lower security.</p> Signup and view all the answers

    Which statement accurately describes a characteristic of a fiber optic cable?

    <p>It uses light to transmit data.</p> Signup and view all the answers

    What does the 'S' in the second variation refer to when discussing secure applications?

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

    Which process describes data being sent from a user's computer to another?

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

    What is the primary function of email?

    <p>To replace physical letters</p> Signup and view all the answers

    What is a key characteristic of blogging?

    <p>It allows users to publish thoughts and interact through comments</p> Signup and view all the answers

    In the context of uploading and downloading, what is the relationship between the two processes?

    <p>You download files from a computer while uploading sends files to it</p> Signup and view all the answers

    What is the primary function of a wireless network interface card?

    <p>To communicate wirelessly using an antenna</p> Signup and view all the answers

    Which of the following best describes the role of mobile networks in education?

    <p>They allow learning to occur outside traditional classrooms.</p> Signup and view all the answers

    What type of content can public school students access via mobile networks?

    <p>Streaming content, including educational videos</p> Signup and view all the answers

    How do mobile networks facilitate collaboration in an educational context?

    <p>By allowing shared documents for online collaboration</p> Signup and view all the answers

    Which of the following statements about the use of mobile networks in journalism is true?

    <p>Journalists can file reports immediately when stories break.</p> Signup and view all the answers

    What happens when learning is moved to a mobile network?

    <p>Digital tools replace traditional classroom methods.</p> Signup and view all the answers

    Which service exemplifies the integration of digital technology in education?

    <p>CXC Learning Hub</p> Signup and view all the answers

    Which of the following is NOT a benefit of mobile networks for journalism?

    <p>Dependency on office environments for reporting</p> Signup and view all the answers

    What is one main advantage of m-commerce over traditional e-commerce?

    <p>Improved portability and flexibility</p> Signup and view all the answers

    Which of the following activities is NOT an example of mobile banking?

    <p>Downloading music</p> Signup and view all the answers

    What is the purpose of a web browser?

    <p>To view and explore information on the World Wide Web</p> Signup and view all the answers

    Which of the following describes the World Wide Web?

    <p>A huge collection of interlinked specially formatted documents</p> Signup and view all the answers

    How are mobile tickets typically represented in m-commerce?

    <p>Electronic versions with QR codes</p> Signup and view all the answers

    What programming language is used to create web pages?

    <p>HyperText Markup Language (HTML)</p> Signup and view all the answers

    Which of the following best explains e-commerce?

    <p>Conducting commerce via the Internet and other computer networks</p> Signup and view all the answers

    Which of the following is a common application of mobile networks in commerce?

    <p>Mobile banking apps</p> Signup and view all the answers

    What is the main improvement of 4G technology over 3G technology?

    <p>It provides a faster Internet connection.</p> Signup and view all the answers

    Which of the following is an example of a wireless protocol for short-range data exchange?

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

    What does a hotspot provide to its users?

    <p>Internet access using Wi-Fi technology</p> Signup and view all the answers

    What is the expected download speed range of 5G technology?

    <p>Between 10 and 20 Gbps</p> Signup and view all the answers

    What characterizes an intranet as opposed to an extranet?

    <p>It is available only to authorized users within an organization.</p> Signup and view all the answers

    Which technology is primarily associated with providing wider connectivity and higher data transmission speeds?

    <p>4G</p> Signup and view all the answers

    Which option describes the primary function of a mobile telephone mast?

    <p>To transmit signals within a cell for communication.</p> Signup and view all the answers

    What technical advancement marks the transition from 2G to 3G mobile technology?

    <p>Increased data capacity for file transfers.</p> Signup and view all the answers

    Study Notes

    Wired Networks

    • Wired networks transfer data through physical cables, like twisted pair, fiber optic, and coaxial cables.

    Wireless Networks

    • Wireless networks utilize radio waves to transmit data, eliminating the need for physical cables.
    • Most networks combine wired and wireless technologies.

    Network Devices and Media

    • Wired Devices:
      • Hubs: Connect devices on a network.
      • Switches: Direct data packets to specific devices.
      • Routers: Connect different networks.
      • Network Interface Cards (NICs): Enable devices to connect to a network.
    • Transmission Media:
      • Cables: Twisted pair, coaxial, and fiber optic.
    • Wireless Devices:
      • Wireless Access Points (WAPs): Provide wireless connectivity.
      • Wireless Adapters: Enable devices to connect to a wireless network.
    • Transmission Media:
      • Bluetooth, microwave, radio, satellite, and Wi-Fi.

    Network Design Considerations

    • Factors influencing network design include:
      • Physical environment: Room layout, size, and wall materials.
      • Data volume: Amount of data transmitted and received.
      • User device flexibility: Fixed desktops versus mobile devices.

    Network Components

    • Networks are created by connecting devices like computers, laptops, tablets, and smartphones to a central hub.
    • Transmission media connect these devices together.
    • Hubs, routers, and switches direct data to the correct device.

    Mobile Wireless Standards

    • Mobile networks have evolved through generations:
      • 1G: Up to 2.4 kbps.
      • 2G: Up to 64 kbps.
      • 3G: Up to 5 mbps.
      • 4G: Up to 25 mbps.
      • 5G: Between 10 and 20 Gbps.

    Wireless Network Technologies

    • Bluetooth: A short-range wireless protocol for data exchange between devices.
    • Wi-Fi: A widely used wireless technology for internet access.
    • Hotspot: A physical location with Wi-Fi internet access available.

    Intranets, Extranets, and the Internet

    • Intranet: A private network within an organization, accessible only to authorized personnel.
    • Extranet: A private network allowing limited access to external partners or customers.
    • Internet: A global public network accessible to anyone.

    Network Adapters

    • Network adapters connect devices to a network using a specific interface.
    • Wireless network adapters communicate wirelessly using an antenna.
    • USB network adapters convert a USB port into a network interface.

    Importance of Mobile Networks

    • Mobile networks are essential for education, journalism, and commerce.

    Mobile Networks in Education

    • Mobile networks enable students to access educational content and resources remotely.
    • Examples include streaming services like TeacherTube, YouTube, and Khan Academy, as well as online learning platforms like CXC Learning Hub.
    • Mobile networks facilitate online learning and collaboration, regardless of physical location.

    Mobile Networks in Journalism

    • Mobile networks allow journalists to report breaking news and file stories on the go.
    • Smartphones with camera, word processing, and audio recording apps enable the creation and transmission of multimedia content.

    Mobile Networks in Commerce

    • M-commerce is a subset of e-commerce that utilizes mobile devices and networks for online transactions.
    • Examples include mobile banking, online shopping, and mobile ticketing.

    Web Technology Concepts

    • World Wide Web (WWW): A vast collection of interconnected documents, standards, and protocols residing on the internet.
      • Web Pages: Created using HTML, graphics, audio, and video.
      • Web Sites: Collections of interconnected web pages accessible through hyperlinks.
    • Web Browser: Software that allows users to view and explore information on the WWW.
      • Examples include Internet Explorer, Chrome, Firefox, and Safari.
    • HyperText Markup Language (HTML): A programming language used to create web pages.

    Upload and Download Processes

    • Upload: Transferring files from a local computer to another computer.
    • Download: Transferring files from another computer to a local computer.

    Electronic Mail (Email)

    • Email is a digital communication method that replaces traditional letter writing.
    • Emails are transmitted electronically via computer networks and stored for retrieval.

    Vlogging and Blogging

    • Vlogging: Video blogging, where users create and share personal video content.
    • Blogging: Online journaling, where users publish thoughts and ideas in blog posts.

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    Related Documents

    Computer Network.pdf

    Description

    Test your knowledge on wired and wireless networks, network devices, and media. This quiz covers key concepts in network design and transmission methods using both physical cables and wireless technologies. Understand the critical roles that different devices play in network functionality.

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