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componentes de una red informatica
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NICOL HERNANDEZ GIRALDO
FRAY JOSE JOAQUIN ESCOBAR
GRADO ONCE(11)
TOROVALLE DEL CAUCA
¿WHICH IT IS A COMPUTER NETWORK?
A computer network also called computer network data communication network is
a set of computer equipment the software connected togother by means of physical devices they are sending and receiving
electrical impulse, electromagetic waves or other means of transport datos con
the purpose of sharing information, resources and offer services
TYPE OF SERVERS:
Dedicated server:who devotes all its resources to respod to
requests
Sharen server:On who does not devote all its resources to serve
request from clients but is also used to work locally
Work stations:A work statios is a high performance
minietworkcomputer intended for technical or cientific work in a computer
network is a computer that provides users access to servers and network
peripherals
Network card:
Is that physically connects the computer to the network are cards
that are needled to your computer as a video card or it were any other card
Repeats
It is an electronic device that receives a weak or low level signal and retransmits at a power level of
higher so that they can cover longer distances
Bridges:
Teams are linkig two network acting on the low-level protocols are used to
segment large network into smaller network
Switch:
Special purpose devices designed to solve network performance
Router:
He meas router in a work of computer is a device
that selects paths or routers
Firewalls:
Security elemets that filters network traffic as he arrives
CABLING:
-Coaxial cable:It was created in the decade of the
30 and is used to carry high frecuency electrical signals heving two concentric drivers, central one
called live, resposible for keeping the information
-Optical fiber:
Transmission medium usually employed in data network; a very
thin thread of glass or plastic transparent material
-Braided:
Consists of two wires that are twisted insulated cooper
helically, is a circuit that can transmit data
-Utp:
For unshielded twisted
-Stp:
Shielded twisted pair
-Protocol:
Set of rules governing the communication between the various components of a computer network
-Interfaces:
Elements of commuication that facilitates data exchange, such as the keyboard