35 terms

Networking Midterm

transmission media
the means through which data is transmitted and received
a computer on a network that requests services or resources from another computer on a network
the scheme for assigning a unique identifying number to every node on a network
the device inside a computer that connect a computer to the network media
the physical layout of a computer network
data packets
the distinct units of data that are exchanged between nodes on a network
a standard method or format for communication between networked devices
the part of a network to which segments and significant shared devices connect
networks enable users to share resources
an advantage of networks
access services
services that allow remote users to connect to the network
communications services
service that supports email
management services
services that handle hardware diagnoses and failure alerts
soft skills
hard-to-define skills such as dependability
certification value may be lessened due to the number of people obtaining them
a drawback of certification
modifying the file-sharing controls
a common way of sharing resources on a peer-to-peer network
the most popular type of network for medium- and large-scale organizations
connectivity device
a specialized device that allows multiple networks or segments to connect and exchange data
a professional membership society that helps establish technical standards for the internet
produces guidelines for how network cable should be installed in commercial buildings
determines standards for the electronics industry and other fields, such as chemical and nuclear engineering, health and safety, and construction
international society composed of engineering professionals with goals of promoting development and education in the electrical engineering and computer science fields
network layer
translated network addresses into their physical counterparts
presentation layer
serves as a translator; manages data encryption
physical layer
generates signals as changes in voltage at the NIC
transport layer
manages end-to-end delivery of data
session layer
coordinates and maintains communications between two nodes on the network
the process of reconstructing segmented data
the process of determining the best path from Point A on one network to Point B on another
Data Link sublayer that manages flow control
logical address
a fixed number associated with a device's NIC
where NICs operate
Physical and Data Link layers
IEEE standard describing specifications for wireless transmissions
a specialized UN agency that provides developing countries with technical expertise and equipment
OSI model
describes a theoretical representation of what happens between two nodes communicating on a network
type of protocol useful when data must be transferred quickly