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Introduction to the Web and the Internet
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Introduction to the Web and the Internet

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Questions and Answers

What is the primary function of a server in a client-server relationship on the Internet?

  • To maintain the Internet's physical pathways
  • To connect various networks together
  • To transmit data to other servers
  • To deliver information and data to clients (correct)

    • Which of the following best describes an Internetwork?

  • A single network with no external connections
  • A network that exclusively connects servers
  • A group of computers communicating over various channels
  • Two or more devices communicating to exchange messages (correct)

    • What is a unique characteristic of an IP address?

  • It represents the physical location of a computer
  • It provides a unique identification for each computer (correct)
  • It is optional for each computer on the Internet
  • It can be shared between different computers

    • Which statement correctly differentiates between the Web and the Internet?

    <p>The Web allows connections through hypertext links.</p> Signup and view all the answers

    What role does a webmaster play in relation to the World Wide Web?

    <p>Maintain and update WWW documents</p> Signup and view all the answers

    What is the primary purpose of a Uniform Resource Locator (URL)?

    <p>To identify specific documents on the Web</p> Signup and view all the answers

    Which of the following defines a network?

    <p>A group of interconnected systems sharing services</p> Signup and view all the answers

    What is the total number of possible IP addresses on the Internet?

    <p>4,294,967,296</p> Signup and view all the answers

    What does a Uniform Resource Name (URN) specifically do?

    <p>Names a specific resource on the Web</p> Signup and view all the answers

    Which of the following protocols is NOT used with URLs?

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

    What is the default port number for HTTP requests if none is specified in the URL?

    <p>80</p> Signup and view all the answers

    What does the fragment identifier in a URL allow you to do?

    <p>Scroll to a specific location in a file</p> Signup and view all the answers

    Which component is REQUIRED in a URL?

    <p>Resource description</p> Signup and view all the answers

    How is the site address structured in a URL?

    <p>Machine name and domain name</p> Signup and view all the answers

    Which part of the URL is followed by a colon to indicate a port number?

    <p>Site address</p> Signup and view all the answers

    Which of the following represents a protocol used for accessing web files?

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

    What is a parameter in a URL used for?

    <p>To provide data variables to the server</p> Signup and view all the answers

    What are the three essential components of an email address?

    <p>User ID, @, Domain</p> Signup and view all the answers

    Which type of Internet service allows for real-time messaging among multiple users?

    <p>Internet Relay Chat (IRC)</p> Signup and view all the answers

    Which part of an email message includes information such as sender and recipient?

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

    What is a common function of FTP in Internet use?

    <p>Transferring files between computers</p> Signup and view all the answers

    Which of the following URL types is specifically associated with sending emails?

    <p>mailto:</p> Signup and view all the answers

    What is one primary reason why email remains a popular method of communication?

    <p>Almost everyone has an email account.</p> Signup and view all the answers

    Which one of the following is NOT considered a basic part of a web URL?

    <p>User ID</p> Signup and view all the answers

    What is the primary function of a search engine?

    <p>To index, organize, and rate Web sites</p> Signup and view all the answers

    What does TCP/IP stand for?

    <p>Transmission Control Protocol/Internet Protocol</p> Signup and view all the answers

    Which of the following protocols is responsible for transferring Web pages from servers to clients?

    <p>Hypertext Transfer Protocol</p> Signup and view all the answers

    Why are protocols essential for Internet communication?

    <p>They define how data is sent and ensure correct data reception</p> Signup and view all the answers

    What is a Uniform Resource Locator (URL)?

    <p>The address of a resource on the Web</p> Signup and view all the answers

    Which statement best describes the connection of different networks on the Internet?

    <p>Connected using TCP/IP to form a single logical network</p> Signup and view all the answers

    How is an HTTP request initiated?

    <p>By the client sending a request to the server</p> Signup and view all the answers

    Which of the following best explains the importance of HTML in a web page?

    <p>It is the basic markup language for creating web pages</p> Signup and view all the answers

    What is the main function of nameservers (DNS) in web hosting?

    <p>To point your website toward its domain IP address</p> Signup and view all the answers

    Which type of web hosting offers the highest level of dedicated resources?

    <p>Dedicated Hosting</p> Signup and view all the answers

    What is a defining characteristic of shared hosting?

    <p>It manages multiple clients from the same server system.</p> Signup and view all the answers

    What is generally included when registering a domain name with a registrar?

    <p>Nameserver (DNS) management</p> Signup and view all the answers

    Which type of web hosting may result in increased costs due to higher management and maintenance needs?

    <p>Dedicated Hosting</p> Signup and view all the answers

    What is a potential disadvantage of using shared hosting services?

    <p>Performance may decrease due to resource sharing.</p> Signup and view all the answers

    In managed hosting, what responsibility is typically left to the provider?

    <p>Performing regular maintenance and security</p> Signup and view all the answers

    Which hosting option is often recommended when budget and resource needs are limited?

    <p>Shared Hosting</p> Signup and view all the answers

    Study Notes

    History of the Internet

    • The Internet originated from the need for interconnected networks sharing information.
    • "Internetwork" is a term for two or more devices exchanging messages, while "internet" refers to a general term for interconnected networks.

    Networks and Networking

    • A network consists of interconnected systems that share data through a shared communication link.
    • Essential components of networks include shared data, transmission medium, and communication protocols.

    The Internet

    • The Internet is the largest internetwork globally, with unique IP addresses assigned to each connected device.
    • InterNIC is responsible for allocating IP addresses to internet service providers (ISPs).
    • There are approximately 4.3 billion possible IP addresses available.

    The World Wide Web

    • The World Wide Web (WWW) is the fastest-growing segment of the Internet, linking documents via hypertext.
    • Hypertext Markup Language (HTML) serves as the foundational language for web pages.
    • A webmaster maintains and updates the content of web documents.

    Internet Protocols

    • Protocols define how computers communicate over networks, specifying data transmission and validation.
    • Transmission Control Protocol/Internet Protocol (TCP/IP) is the standard communication method for the Internet.

    HTTP and Web Pages

    • Hypertext Transfer Protocol (HTTP) governs the transfer of web pages between clients and servers.
    • A web page consists of an HTML file and associated objects like images or audio clips.

    Internet Addressing

    • Uniform Resource Locator (URL) identifies resources on the web, composed of protocol, site address, and optional parameters.
    • Site addresses include a host name and domain name, with default ports being 80 for HTTP and 443 for HTTPS.

    Uses of the Internet

    • Common uses include email, chatting, and file transfers, with email traffic dominating.
    • Email addresses have three components: user ID, "@", and domain.

    Web Hosting

    • Web hosting involves storing web content online, including text, images, and code.
    • Common web hosting types include shared, virtual private servers (VPS), dedicated hosting, and managed hosting.
    • Each type varies in resource allocation, security, and cost considerations.
    • Top search engines include Google, Microsoft Bing, Yahoo, Baidu, and Yandex, each offering unique indexing and retrieval methods.

    Efficient Navigation

    • Search engines help users locate specific information through indexed web content.
    • Navigation on the web relies on URLs as addresses to access various resources on the Internet.

    Key Terms

    • Important terms include website, homepage, link, anchor, and image map, each related to web structure and navigation.

    Conclusion

    • Understanding the Internet's structure, protocols, and web hosting is crucial for leveraging online resources effectively.

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    Related Documents

    ITELEC4100_LEC_1.pptx

    Description

    This quiz covers essential topics related to the history and functionality of the Internet and the World Wide Web. It includes key concepts such as networking, Internet protocols, and web hosting, providing a comprehensive overview of how these technologies work together. Perfect for students in ITELEC 4100.

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