Internet and the World Wide Web

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Questions and Answers

How does a router primarily facilitate network communication?

  • By directing data packets between different networks. (correct)
  • By storing frequently accessed web pages for faster loading.
  • By amplifying Wi-Fi signals within a local area.
  • By providing a direct connection to a cellular network.

Which characteristic most accurately distinguishes devices categorized under the Internet of Things (IoT)?

  • Their reliance on physical buttons and interfaces for operation.
  • Their exclusive use in industrial or manufacturing environments.
  • Their dependence on traditional phone lines for data transmission.
  • Their capacity to connect and exchange data over a network. (correct)

What fundamental concept did Tim Berners-Lee introduce that revolutionized information sharing?

  • The technology for transmitting voice over long distances.
  • The system of interconnected documents accessible via the internet. (correct)
  • The method for encoding messages using dots and dashes.
  • The algorithm for compressing and decompressing digital images.

How does an IP address function within a network architecture?

<p>As a distinct identifier for each device connected to a network. (C)</p> Signup and view all the answers

Under what circumstances is a Wi-Fi connection most susceptible to interference compared to other connection types?

<p>When it's in an environment with numerous devices emitting radio waves. (A)</p> Signup and view all the answers

What is the primary function facilitated by web browsers in the context of the World Wide Web?

<p>Providing a means to access and navigate web pages on the internet. (D)</p> Signup and view all the answers

What distinguishes the function of a network switch from that of a router in a local network?

<p>A switch directs data between devices in the same network, whereas a router connects different networks. (D)</p> Signup and view all the answers

How do IP addresses enable devices to communicate across a network?

<p>By uniquely identifying each device, allowing data to be correctly routed. (A)</p> Signup and view all the answers

In what scenario would an Ethernet connection be preferred over Wi-Fi for network stability?

<p>When transferring large files and requiring a consistent connection. (C)</p> Signup and view all the answers

What is the role of a Wi-Fi access point in a network's infrastructure?

<p>To enable devices to connect wirelessly to a network and access the internet. (C)</p> Signup and view all the answers

How does a URL function in accessing resources on the internet?

<p>It acts as a unique address, directing a browser to a specific resource. (C)</p> Signup and view all the answers

What fundamental limitation characterizes cellular networks compared to wired networks?

<p>Cellular networks are inherently wireless, relying on radio waves. (A)</p> Signup and view all the answers

Which service relies on the internet to operate?

<p>World Wide Web (WWW) (B)</p> Signup and view all the answers

What is the full form of URL and what is its significance in accessing web pages?

<p>Uniform Resource Locator; a unique address to access websites. (D)</p> Signup and view all the answers

What role did early computer networks play in the development of the internet?

<p>They connected geographically separated computers, enabling resource sharing. (D)</p> Signup and view all the answers

Flashcards

Router

Connects devices to the Internet and routes data between networks.

The Internet

A global network of interconnected networks.

World Wide Web

Allows users to connect to web pages using browsers.

IP Address

Stands for Internet Protocol; a unique address for each computer.

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Switch

Allows devices to share data with each other on the same network.

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Web Browser

Used to connect to web pages and view online content.

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Wi-Fi Access Point

Provides wireless connections between devices and the Internet.

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URL

A web address used to access websites.

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World Wide Web (WWW)

A service that uses the Internet to share information.

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URL

Stands for Uniform Resource Locator.

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Routing

The process of selecting paths for data traffic in a network.

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Network

A group of connected devices that can communicate with each other.

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LAN

Stands for Local Area Network.

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Protocol

A set of rules for communication between devices.

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Wi-Fi

Stands for Wireless Fidelity.

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Study Notes

  • A router connects devices to the Internet.
  • A traditional phone is not considered part of the Internet of Things.
  • Tim Berners-Lee created the World Wide Web.
  • IP stands for Internet Protocol.
  • Wi-fi connections have the highest chance of interference.
  • The World Wide Web allows users to connect to web pages using browsers.
  • A switch allows devices to share data with each other in a network.
  • A web browser is used to connect to web pages.
  • An IP address represents a unique address for each computer in a network.
  • Ethernet connections have the least chance of interference.
  • A Wi-fi access point allows for wireless connections between devices and the Internet.
  • A URL is a web address used to access websites.
  • A wired connection is NOT a characteristic of a cellular network.
  • The World Wide Web is one of the many services that use the Internet.
  • URL stands for Uniform Resource Locator.
  • A Wi-fi access point provides wireless connections between devices and the Internet.
  • A cellular connection has a range of usually around 5 km.
  • The first large-scale computer networks started in 1969.
  • Routing refers to the process of selecting paths for data traffic.
  • A bicycle is not mentioned as a device in a network.
  • A network is a group of connected devices that can communicate with each other.
  • A school’s computer lab with connected computers is an example of a network.
  • LAN stands for Local Area Network.
  • The Internet is a global network of interconnected networks.
  • A benefit of using a network is sharing resources like printers and files.
  • A protocol in networking is a set of rules for communication between devices.
  • Wi-Fi stands for Wireless Fidelity.
  • DNS stands for Domain Name System.
  • The purpose of DNS is to convert domain names into IP addresses.
  • The internet is a network of networks, while the WWW is a collection of websites.

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