networking Flashcards
ARPAnet
Advanced Research Projects Agency Network
WAN
A wide area network (covering large area)
LAN
A local area network (SMALL AREA)
MAN
A metropolitan area network is a computer network that connects users with a size of metropolitan area
file server
a central computer that controls and provides information to other computers in a network
Hub
hardware used to connect together a number of devices to form a LAN that directs data to all devices in the network
Switch
hardware used to connect together a number of devices to form a LAN that direct incoming data packets to specific destination address only
Router
device which enable data packet to be routed between different networks ( can join Lan together to make WAN)
Modem
a device that convert digital data to analogue data , and reverse (phone line, computer)
WLAN
Wireless LAN
WAP
wireless access point which allows device to access a LAN without wire
PAN
Personal Area Network
CLient server
a network that uses a separate dedicate server and specific client workstation
Spread Spectrum tecnology
wideband radio frequency in the range of 30-50 m
Node
device connected to a network
P2P
network which each nodes can share its file with all other node
Thin client
a device that requires internet to work and depend on other powerful computer
thick client
device that can work both off line and on line and able to do some processing without the internet
cloud storage
method of data storage where data are stored off-site server
data redundancy
when the same data are stored on several servers in case of maintenance or repair
spread spectrum frequency hopping
a method of transmitting radio signal which a device pick one from 79 channel at random
WPAN
wireless personal area network
WPAN
wireless personal area network
Twisted pair network
2 wires of a single circuit are twisted together
