Ch 9 Flashcards
what is 2 or more comps that share resources
comp network
what are some advantages of a comp network
saves money and time
increases productivity
all comps are equal
what are some advantages to peer to peer network
simplest set up
all comps belong to a workgroup
what is the name of a windows networking feature
homegroup
what has at least 1 server at its center
client server network
what are some features of a the client server network
centralizes network management, resources, and security
users log in and are granted access based on that login
what does the server equal in a client server network
multi user comp system with a NOS
what does the client equal in a client server network
PCs and other devices
what is LAN
local area network
what connects devices or nodes in the same location
LAN
what is PAN
personal area network
what are devices connected via bluetooth
PAN
Bluetooth only connects ___ ranges
short
what uses wifi to transmit data
WLAN
what are the 3 configurations of LANS
bus
ring
star
what is the most modern configuration of LAN
star
in a star configuration every node
is attached to the central device
what ensures equipment made b diff companies works together and correctly
standards
what type of standards define how data is transmitted over a LAN
ethernet
what is WAN
wide area network
what spans mulitiple locations and connects multiple LANS over dedicated lines using routers
WAN
what is VPN
virtual private network
what is a private network through the public network that remote users access a LAN securely without dedicated lines
VPN
what uses encryption to ensure that the data is secure
VPN
what is CAN
campus area network
what is a hybrid of LANS and WANS and is connected using routers
CAN
what is MAN
metropolitan area network
what covers a single geographic area
MAN
what is SAN
storage area network
what is network connecting data storage devices and network severs
SAN
what networks use cell towers and transmit voice and data over long distances
cellular networks
what are communication devices that establish connections with a network
network adapter
each device on a network must have a
network adapter
most PCs come built with an
Ethernet adapter
what uses IEEE 802 II standards
wifi networks
what allows for easy connection to devices without built in adapters
USB wireless adapters
what certifies wireless devices
wireless alliance
what is WLAN
wireless local area network
what is 2 wireless devices that connect directly and is considered ad hoc netowork
WLAN
what is used in traditional dial up connection
modems
cable and DSL are considered
digital modems
what is ONT
optical network terminal
ONT is used by the
FTTH
what connects 2 or more networks
router
what connects multiple devices
switch
what is WAP
wireless access point
what allows wireless devices to join network
WAP
what blocks unauthorized access to network
firewall
in a P2P network no
special software is required
in a client server network both
client and server software is needed
in a client server network the client makes
requests
in a client server network the server
fulfills requests
what defines the rules for communication between devices
network protocols
what examines data packets entering or leaving a network
firewall
what denies access to traffic based on rules the network admin defines
firewall
in firewall, home is usually party of the
router
in firewall, business is a
stand alone device
door locks determine
what is shared and who is granted access
each computer should have its own up to date security software installed as a form of an
alarm systems
what is a critical part of securing your system
installing updates
comps in a P2P network belong to a
workgroup
a ____ is a multiuser comp system that runs a NOS
server
in which topology is every node on the network attached to a central device such as a switch or wireless access point
star
which type of network creates a private network through the public network
VPN
the device needed to connect a LAN to a fiber network is called a
optical network terminal
a ___ is created when two wireless devices connected to each other directly
ad hoc network
a ___ blocks unauthorized access to a network
firewall
which type of network consists of a group of clients and servers under the control of one central security database
domain
which protocol is responsible for receiving email
POP
the ___ is also known as the wireless network name
service set identifier
