Computer Networks: The Internet

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Questions and Answers

What is the Internet?

  • A local network within one organization
  • A worldwide network of computer networks (correct)
  • A system of connecting typewriters
  • A network of interconnected telephones

When was the lecture on the Internet delivered?

  • 2019
  • 2025
  • 2024 (correct)
  • 2021

What is the email address provided for contact in the text?

Which faculty hosted the lecture on the Internet?

<p>Faculty of Dentistry (D)</p> Signup and view all the answers

What does Msc.Amneen Naji Fadhel teach?

<p>Computer Science (D)</p> Signup and view all the answers

What is the main purpose of a PAN?

<p>To enable communication among computer devices close to one person (D)</p> Signup and view all the answers

Which technology is typically used in LANs for wireless communication?

<p>Wi-Fi (C)</p> Signup and view all the answers

What distinguishes a LAN from a PAN?

<p>Geographic coverage (D)</p> Signup and view all the answers

If a network is used for communication among computer devices close to an individual, which category does it belong to?

<p>PAN (D)</p> Signup and view all the answers

Why might Ethernet be preferred over Wi-Fi in certain LAN setups?

<p>Ethernet provides more secure connections (A)</p> Signup and view all the answers

How many devices are interconnected in the network described?

<p>Less than 5000 (C)</p> Signup and view all the answers

What is the approximate number of interconnected devices in the network?

<p>Less than 5000 (B)</p> Signup and view all the answers

In how many buildings are the devices interconnected in the network?

<p>Less than 5 (D)</p> Signup and view all the answers

Which of the following best describes the size of the network's device interconnections?

<p>Small-scale networking (D)</p> Signup and view all the answers

What term best describes the interconnection of large and small networks around the globe?

<p>Worldwide mesh (D)</p> Signup and view all the answers

What can be inferred about the scalability of the network based on the provided information?

<p>Limited scalability due to size (D)</p> Signup and view all the answers

In the context of computer networks, what does 'interconnection' primarily refer to?

<p>Data sharing (C)</p> Signup and view all the answers

What is the main characteristic of the types of computer networks discussed in the text?

<p>Centralized control (C)</p> Signup and view all the answers

Which of the following types of computer networks is NOT mentioned in the text?

<p>Token ring network (C)</p> Signup and view all the answers

Which term is commonly used to describe the collection of interconnected computer networks globally?

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

What type of computer network usually spans a city?

<p>Metropolitan Area Network (MAN) (B)</p> Signup and view all the answers

What type of network is described as spread across a large geographical area?

<p>Wide Area Network (WAN) (C)</p> Signup and view all the answers

Which type of network would likely cover an entire country?

<p>Wide Area Network (WAN) (B)</p> Signup and view all the answers

Which technology is mentioned as an example of a wired communication medium for a Metropolitan Area Network?

<p>Ethernet (C)</p> Signup and view all the answers

Which wireless technology is cited as an example suitable for a Metropolitan Area Network in the text?

<p>WiMAX (C)</p> Signup and view all the answers

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