Communication

what does LAN stand for

local area network

what does WAN stand for

wide area network

what does LAN stand for

local area network

what does WAN stand for

wide area network

what does WLAN stand for

wireless local area network

what does WAP stand for

wireless access point

what is the hardware used in networked computers

LAN cards, routers, switches, routers, cabling

what does ARPAnet stand for

advanced research projects agency network

what does MAN stand for

metropolitan area network

what is a file server

server on a network where entral files and other data are stored

what is a hub

hardware connecting number of devices to for a LAN that directs incoming data to all devices on the network

what is a packet

data sent over a network from node to node

what is hybrid network

network made up of a combination of other network topologies

what is cloud storage

data stored wheredata is stored on off-site serves

what is a switch

hardware used to connect together a number of devices to form a LAN that directs incoming data packets to a specifc destination address only

what is a router

device which enables data packets to be routed between networks

what is a modem

device that convers digital data to analogue data

what does PAN stand for

personal area network

what does WPAN stand for

wireless personal area network

what is data redundancy

same data stored on several servers

what is WI-FI

wireless connectivity that uses radio waves or microwaves

what is bluetooth

wireless conenctivity that uses radow waves

what is spread spectrum frequency hopping

method of transmitting radio signals in which a device pins of several channels

what is a client server

network that uses seperate dedicated servers and specifc client workstations

what is a thin-client server

client that only provides input and receives output from the application

what is a thick-client server

client that carries out at least some of the processing itself

what is topology

configuration of a network that defins how the various devices on the network are connected

what is bus topology

one shared link to which all devices are attached

what is an end-system

computer or server connected to a network

what is a mesh topology

constains direct links between devices

what is star topology

each end-system is linked to a central device

what is a server

a system providing a server to end systems

what is a repeater

a device that connects two cables and providers a full-strength signal to the second cable

what is a bridge

device that connects two segements of a LAN

what does NIC stand for

network interface card

what is a NIC

componenet used to identify the end system

what is a switch

connecting device that can send a unicast message

what does WAP stand for

wireless access point

what is a WAP

connecting device in a Wi-Fi LAN

what does WNIC stand for

wireless network interface card

what is a WNIC

provider of NIC functions in a Wi-Fi LAN

what is badnwidth

a measure of the amount of data that can be transmitted per second

what is a cable

transmission using copper wire or fibre-optic

what is a hybrid network

colllection of connected LANs where some of them have different topologies or supporting technologies

What characteristic does this match for LAN or WAN: used by an organisation to connect sites

WAN

What characteristic does this match for LAN or WAN: used by organisation within a site

LAN

What characteristic does this match for LAN or WAN: not owned by organisation

WAN

What characteristic does this match for LAN or WAN: owned by organisation within a site

LAN

What characteristic does this match for LAN or WAN: leased from a PSTN

WAN

What characteristic does this match for LAN or WAN: one of many at one organisation site

LAN

What characteristic does this match for LAN or WAN: transmission mediums using fibre-optic cable

WAN

What characteristic does this match for LAN or WAN: transmission mediums of Wi-Fi or twisted pair cable

LAN

What characteristic does this match for LAN or WAN: has switches to connect sites

WAN

What characteristic does this match for LAN or WAN: contains devices that allows connection to other networks

LAN

What characteristic does this match for LAN or WAN: no end-system connected directly

WAN

What characteristic does this match for LAN or WAN: end-systems connected

LAN

what network is networked computers thousands of kilometres apart

WAN

how does WAN provide a dedicated communication link

being leased from a PSTN

what is a benefit of WAN

most things can be done or accessed remotely

what network is typically connected PCs in one room or one building

LAN

what is a benefit of LAN regarding installation

less expensive

what is a benefit of LAN regarding eco-friendliness

quicker communication and less printed paper

what is a benefit of LAN regarding printing

one or more printers can be to a print server

what is the full name of internet

inter-network

what is the internet

number of networks all connected togteher

how does the internet connet number of networks

LANs connected to WANs

what is the client-server model

web browser connected to the internet