Networking Concepts Quiz
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Questions and Answers

What is the primary characteristic of a Metropolitan Area Network (MAN)?

  • Links computers over a vast geographic area.
  • Links computers within a group of buildings. (correct)
  • Connects computers within a single building.
  • Utilizes exclusively fiber-optic cables.

Which components are fundamental for the functionality of a network?

  • Routers, switches, and physical media. (correct)
  • Cables, apps, and virtualization.
  • Firewalls, gateways, and data packets.
  • Modems, servers, and wireless networks.

What is meant by network architecture?

  • The overall design structured in layers for functionality. (correct)
  • The cost associated with setting up a network.
  • The protocols used exclusively for data transmission.
  • The physical layout of cable connections in a network.

What is a significant benefit of using a Local Area Network (LAN)?

<p>Facilitates the sharing of software and peripherals among users. (A)</p> Signup and view all the answers

Which of the following best describes 'protocols' in networking?

<p>Standards that determine how network components communicate. (A)</p> Signup and view all the answers

What type of media is commonly used to connect computers in a Local Area Network (LAN)?

<p>Direct cables, including coaxial and fiber optics. (C)</p> Signup and view all the answers

How do switches contribute to the functionality of a network?

<p>They maintain high-speed connections between computers. (A)</p> Signup and view all the answers

In what context is the term 'nodes' used in networking?

<p>Computers connected to a Local Area Network. (D)</p> Signup and view all the answers

What is an example of a Wide Area Network (WAN)?

<p>Connectivity that spans several geographic locations. (B)</p> Signup and view all the answers

What enables users to share schedules and communications in a networked environment?

<p>Groupware applications. (C)</p> Signup and view all the answers

Which topology allows for the highest resilience to a cable break?

<p>Star (B)</p> Signup and view all the answers

What is the primary advantage of using a ring topology?

<p>Reduced data collisions (C)</p> Signup and view all the answers

Which cable type is primarily associated with bus topology?

<p>Coaxial cable (A)</p> Signup and view all the answers

What characteristic describes how data is transmitted in a star topology?

<p>Data is sent to all devices simultaneously. (A)</p> Signup and view all the answers

Which of the following is NOT a common network topology?

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

Which component is used with Category 5 cable in a star topology?

<p>Network Interface Card (NIC) (A)</p> Signup and view all the answers

What does a home page represent within the structure of a website?

<p>The main entry point of a website. (B)</p> Signup and view all the answers

What distinguishes a web page from a website?

<p>A web page is a single document, while a website is a collection of documents. (A)</p> Signup and view all the answers

Which aspect of network topology primarily affects the installation complexity?

<p>The physical layout and design of connections. (A)</p> Signup and view all the answers

Which of the following is a notable characteristic of star topology concerning cost?

<p>It is cost-effective and easy to install. (A)</p> Signup and view all the answers

Which statement about topologies in LAN is accurate?

<p>Ring topology uses a token to manage data transmission and avoid collisions. (D)</p> Signup and view all the answers

What is a primary function of a Point of Presence (POP) in a WAN?

<p>It is a local access point that connects customers to the WAN. (A)</p> Signup and view all the answers

Which of the following media does NOT typically connect to a Point of Presence?

<p>Optical fiber cable (D)</p> Signup and view all the answers

Which of these is not a typical bandwidth measurement unit mentioned?

<p>Terabits per second (Tbps) (B)</p> Signup and view all the answers

What aspect of a WAN is best defined by the term 'bandwidth'?

<p>The data transfer capacity of a transmission medium. (C)</p> Signup and view all the answers

How does a token in a ring topology help in network communication?

<p>It confers control over each workstation's data access in sequence. (A)</p> Signup and view all the answers

Which statement describes a significant drawback of adding new workstations in a ring topology?

<p>It requires the token to be passed to each new workstation. (C)</p> Signup and view all the answers

What is the impact of using ADSL as a connection medium?

<p>It typically offers speeds between 1 to 10 Mbps. (D)</p> Signup and view all the answers

Which type of network transmission speed qualifies as broadband?

<p>At least 1.5 Mbps (A)</p> Signup and view all the answers

What is a key characteristic of peer-to-peer networks?

<p>All computers are treated as equal. (A)</p> Signup and view all the answers

Which type of wiring media transmits data as light impulses?

<p>Fiber-optic cable (A)</p> Signup and view all the answers

In a client-server network, what is the role of the server?

<p>To process requests from clients and provide data. (C)</p> Signup and view all the answers

Which network topology involves a centralized server and multiple client nodes?

<p>Client-server topology (A)</p> Signup and view all the answers

What is a disadvantage of peer-to-peer networks compared to client-server networks?

<p>They are not suitable for large networks. (D)</p> Signup and view all the answers

Which type of media is commonly used in home networking for its simplicity and cost-effectiveness?

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

Which of the following statements is true regarding network operating systems (NOS)?

<p>NOS is unnecessary in peer-to-peer networks. (C)</p> Signup and view all the answers

Which wireless transmission method uses a transmitter and receiver system?

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

Which type of network configuration would be considered least effective for sharing large files across many users?

<p>Peer-to-peer network (D)</p> Signup and view all the answers

What is the primary role of network interface cards (NICs) in a LAN?

<p>To facilitate communication between computers on a network. (D)</p> Signup and view all the answers

Flashcards

Local Area Network (LAN)

A network that links computers within a building or close proximity, using cables, radio waves, or infrared signals.

Metropolitan Area Network (MAN)

A network that connects computers within a group of buildings, usually within a city or metropolitan area, using fiber-optic cables.

Wide Area Network (WAN)

A network that connects computers over long distances, spanning cities, states, or even countries, using long-distance transmission media.

Networking Synergies

The ability of a network to connect users, share resources, and improve communication and collaboration.

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Physical Media Used in Networks

The physical components that connect computers in a network, including cables, routers, and switches.

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Routers

Devices that examine the data transmitted in a network and redirect it to its intended destination.

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Switches

High-speed electronic switches that connect computers in a network, managing and maintaining connections.

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Protocols

Standards or rules that define how network components communicate with each other, ensuring seamless data sharing and connectivity.

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Network Architecture

The overall design and structure of a network, organized into layers, with each layer having a specific function.

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Protocol Stack

The vertical arrangement of network layers, organized by protocol sets, where each layer governs a distinct function.

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Peer-to-peer LAN

A network where all computers are equal and share files and peripherals directly.

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Client-server LAN

A centralized network with dedicated servers that manage resources and provide services to clients.

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Network Interface Card (NIC)

A physical component that connects a computer to a network, allowing it to send and receive data.

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Network Operating System (NOS)

Software that controls a computer's ability to communicate with other computers on the network.

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LAN Topology

The physical arrangement of computers and network devices in a LAN.

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Twisted Pair Cable

A type of cable commonly used in both telephone lines and LANs, consisting of two insulated wires twisted together.

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Coaxial Cable

A type of cable used for transmitting data over longer distances than twisted pair cable and often used in cable TV.

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Fiber-Optic Cable

A cable made of thin glass fibers that transmit data as pulses of light, offering high speed and long distance capabilities.

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Infrared (IR)

A wireless technology using infrared light to transmit data, often for short distances.

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Radio

A wireless technology using radio waves to transmit data, often for long distances.

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Star Topology

A network topology where all devices are connected to a central hub, like spokes on a wheel. Data travels through the hub to reach other devices.

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Bus topology

A network topology where devices are connected in a linear fashion, like a chain. Data travels along the cable to reach other devices.

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Ring Topology

A network topology where devices are connected in a closed loop, with data traveling in one direction. Each device receives and retransmits data.

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Point Of Presence (POP)

A point where a WAN network connection enables customers to access the network by making a local telephone call.

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Bandwidth

The data transfer capacity of a transmission medium, measured in Kbps, Mbps, or Gbps.

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Broadband

Digital transmission with connection speeds of at least 1.5 Mbps.

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Permanent Virtual Circuit (PVC)

A type of WAN connection using dedicated lines for a continuous connection. Data travels in a specific path between two points.

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56 Kbps Leased Line

A leased line using copper wires and providing 56 Kbps data speeds.

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Integrated Services Digital Network (ISDN)

A digital telecommunication standard that allows for high-speed data transmission over phone lines. It provides two channels for data and one for voice.

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Asymmetric Digital Subscriber Line (ADSL)

A technology that uses existing phone lines to deliver high-speed internet. Data travels with the phone signal.

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Network Topology

The physical arrangement of computers or devices within a network.

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Node

An individual computer, printer, or server connected to a network.

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Internet

A global network that connects billions of computers worldwide.

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HTML

A language used to create web pages.

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Web Page

A document created using HTML that displays on the web.

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Web Site

A collection of related web documents published online.

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Home Page

The first page of a website, often the starting point for navigation.

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Study Notes

Computer Networks and Internet

  • Computer networks connect computers and devices.
  • Networks are categorized by their size.
  • LAN (Local Area Network): Connects computers in a building or close proximity. Uses direct cables, radio, and infrared.
  • WAN (Wide Area Network): Connects computers over larger distances, potentially thousands of miles. Utilizes long-distance transmission media.
  • MAN (Metropolitan Area Network): Connects computers within a city or group of buildings. Commonly uses fiber-optic cable.
  • CAN (Campus Area Network): A type of LAN connecting buildings on a campus.
  • HAN (Home Area Network): A small network for devices in a home.

Networking Synergies

  • Sharing hardware reduces costs and resources.
  • Shared applications like software enable users to share resources and programs.
  • Groupware facilitates communication and scheduling.
  • Using network resources to share data is efficient.

Network Fundamentals

  • Physical media: Cables (telephone lines, coaxial), microwaves, satellites, wireless, and fiber optic transmit network signals. They connect computers.
  • Routers: Examine transmitted data and direct it to the proper destination.
  • Switches: High-speed electronic devices that maintain connections between computers.
  • Protocols: Standards dictating how network components communicate.

Network Architecture

  • Network architecture is the overall design of a network.
  • Layers separate functions and tasks.
  • A protocol stack vertically arranges the layers, managed by own set of protocols.

Local Area Networks (LANs)

  • LANs interconnect computers and peripherals within a building.
  • LANs enable software, data, and peripherals access.
  • LANs involve special hardware and software.
  • Stations or nodes make up the computing components connected to a LAN.
  • Peer-to-peer: All computers are equal with no dedicated file server.
  • Client-server: Servers manage and store data; clients access data.

LAN Hardware and Software

  • Hardware: Network interface cards (NICs) are computer expansion cards.
  • Software: Operating system (like Unix, Linux, Windows, Mac OS) for network operations, with additional specialized software.

Peer-to-Peer Networks

  • All computers are equal; no dedicated file server.
  • Users decide which files and peripherals to share.
  • Easy setup, but not suitable for large networks.

Client-Server Networks

  • Employ various topologies (physical layouts).
  • Networked computers (clients) and a network operating system (NOS).
  • Clients request services (programs, data, or access to peripherals) from servers.

Network Media

  • Twisted pair: Two insulated wires, commonly used in telephones.
  • Coaxial cable: Insulated wire with braided outer wire, similar to cable TV.
  • Fiber-optic cable: Glass fiber cables that send data as light impulses, capable of extended distances and high speeds.
  • Infrared: Wireless technology using infrared signals to transmit data.
  • Radio: Wireless data transmission using radio signals.

Types of Telephone Transmission Media

  • Twisted pair copper wire: Used for telephone transmission.
  • Fiber optics: Used for transmitting data as light impulses.
  • Satellites: Used for transmitting data through satellites in space.
  • Microwave: Used for sending data on microwave signals.

Internet History

  • A timeline of key internet development including packet switching, ARPANET, TCP/IP, WWW, and commercial internet.

Local Area Network Diagram

  • Diagram illustrating a simple LAN with PCs, a Router, server and printer.

Internet Diagram

  • Diagram showing the flow of internet traffic from a home network through a router, to an internet service provider then the internet backbone ending at the domain services.

Web protocols-HTTP

  • HTTP defines how webpages are transferred or transmitted.
  • Web servers deliver web pages.

Web page tags and descriptions

  • HTML tags describe the page structure and content, like headings, paragraphs, images, and hyperlinks. They control the format and appearance of the page.

HTML Document with example code

  • Example HTML code demonstrating the basic structure of an HTML document.

Web Page Design

  • Hypertext Markup Language (HTML) describes the structure of web pages and content displays.

Web Site

  • A collection of related web pages.
  • Index/Home page is the main page.

Web Page

  • A single page of information, including links to other pages.

Home Page

  • The main or first page of a website.
  • Default starting page when the web browser launches or opens.
  • Words/images displayed to take the user to another web page.

Text Box

  • A box where a single line of text can be entered.

Text Area

  • A box used to input multiple lines of text.
  • Displays list of options from which to choose (usually for selections).

Back

  • Allows the user to revisit the previously viewed web page.

Most Popular Web Browsers (1995 - 2023)

  • Graphical representation showing the popularity of different web browsers.

Search Engine

  • A website that searches the internet for specific information.

Uniform Resource Locator (URL)

  • Website or web resource address.

File Transfer Protocol (FTP)

  • Transmitting files between computers, sometimes done anonymously.
  • FTP Servers host these files and their collections.

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Related Documents

Chapter 7 Computer Networks and Internet PDF

Description

Test your knowledge of key networking concepts such as Metropolitan Area Networks (MAN), Local Area Networks (LAN), and various protocols. This quiz covers fundamental components and architectures that enable efficient communication within networks. Perfect for students and professionals eager to enhance their understanding of networking.

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