711 Flashcards
What is a Personal Area Network (PAN)?
A PAN is a small network that connects devices within a limited area, typically within a person’s reach.
Examples include Bluetooth devices, wireless earbuds, and smartwatches.
What is a Local Area Network (LAN)?
A LAN is a network that spans a small geographic area, such as a home, office building, or campus.
LANs are typically used for sharing resources, such as files, printers, and internet connections.
What is a Metropolitan Area Network (MAN)?
A MAN is a network that connects multiple LANs within a metropolitan area, such as a city or town.
MANs are typically used for connecting multiple offices or buildings.
What is a Wide Area Network (WAN)?
A WAN is a network that spans a large geographic area, such as a country or continent.
WANs are typically used for connecting multiple MANs or LANs.
What is an Intranet?
An intranet is a network designed for internal use within an organization.
Intranets are typically used for sharing information, resources, and applications within a company.
What is an Extranet?
An extranet is a network designed for external use, such as for business partners, customers, or suppliers.
Extranets are typically used for sharing information, resources, and applications with external entities.
What is a Virtual Private Network (VPN)?
A VPN is a network designed to provide secure and private access to a network over the internet.
VPNs are typically used for remote access, such as for telecommuting or accessing a company’s network from a public Wi-Fi hotspot.
What is a Wireless Network (WLAN)?
A WLAN is a network that uses wireless communication technologies, such as Wi-Fi or Bluetooth, to connect devices.
Examples include Wi-Fi hotspots and wireless sensor networks.
What is a Virtual Network (VLAN)?
A VLAN is a network designed to provide logical segmentation of a physical network.
VLANs are typically used for improving network security, scalability, and manageability.
What is a Software-Defined Network (SDN)?
An SDN is a network designed to provide centralized management and orchestration of network resources.
SDNs are typically used for improving network flexibility, scalability, and reliability.
What is the OSI model?
The OSI (Open Systems Interconnection) model is a 7-layered framework that defines how data is transmitted over a network.
