CIS 7
Voice over IP (VoIP)
facilities for managing the delivery of voice information using the Internet Protocol (IP)
hertz
measurement of frequency
Metropolitan Area Network (MAN)
network that spans a metropolitan area, usually a city and its major suburbs. Its geographic scope falls between a WAN and a LAN
Telnet
network tool that allows someone to log on to one computer system while doing work on another
wireless sensor networks (WSNs)
networks of interconnected wireless devices with built-in processing, storage, and radio-frequency sensors and antennas that are embedded into the physical environment to provide measurements of many points over large spaces
predictive search
part of a search algorithm that predicts what a user query is looking for as it is entered, based on popular searches
visual web
refers to web linking visual sites such as Pinterest where pictures replace text documents and where users search on pictures and visual characteristics
Internet2
research network with new protocols and transmission speeds that provides an infrastructure for supporting high bandwidth Internet applications
semantic search
search technology capable of understanding human language and behavior
shopping bots
software with varying levels of built-in intelligence to help electronic commerce shoppers locate and evaluate products or service they might wish to purchase
router
specialized communications processor that forwards packets of data from one network to another network
Bluetooth
standard for wireless personal area networks that can transmit up to 722 Kbps within a 10-meter area
modern
stands for modulator-demodulator.
5G Network
support transmission of huge amounts of data in the gigabit range, with fewer transmission delays and the ability to connect many more devices (such as sensors and smart devices) at once than existing cellular systems.
Packet Switching
technology that breaks messages into small, fixed bundles of data and routes them in the most economical way through any available communications channel
RSS
technology using aggregator software to pull content from web sites and feed it automatically to subscribers' computers
Hypertext Transfer Protocol (HTTP)
the communications standard used to transfer pages on the web. Defines how messages are formatted and transmitted
the computer-to-computer exchange of messages
4G networks
the next evolution in wireless communication is entirely packet switched and capable of providing between 1 Mbps and 1 Gbps speeds; up to ten times faster than 3G networks.
Search Engine Optimization
the process of maximizing the number of visitors to a particular website by ensuring that the site appears high on the list of results returned by a search engine.
blogosphere
the totality of blog-related websites
File Transfer Protocol (FTP)
tool for retrieving and transferring files from a remote computer
search engine marketing
use of search engines to deliver in their results sponsored links, for which advertisers have paid
Software Defined Networking (SDN)
using a central control program separate from network devices to manage the flow of data on a network
hubs
very simple devices that connect network components, sending a packet of data to all other connected devices
blog
A Web log, which is a journal or newsletter that is updated frequently and published online.
instant messaging
Chat service that allows participants to create their own private chat channels so that a person can be alerted whenever someone on his or her private list is on-line to initiate a chat session with that particular individual.
Internet Protocol (IP) address
Four-part numeric address indicating a unique computer location on the Internet.
broadband
High speed transmission technology. Also designates a single communications medium that can transmit multiple channels of data simultaneously
T1 Lines
High-speed data lines leased from communications providers
network operating system (NOS)
Special software that routes and manages communications on the network and coordinates network resources.
WiFi
Stands for "Wireless Fidelity" and it refers to wireless networking technology that allows computers and other devices to communicate over a wireless signal.
Radio Frequency Identification (RFID)
Technology that uses a tiny chip with identification information that can be read by a scanner using radio waves from a distance
Uniform Resource Locator (URL)
The address used for locating a document on the Web.
bandwidth
The capacity of a networked connection. Bandwidth determines how much data can be sent along the networked wires. Bandwidth is particularly important for Internet connections, since greater bandwidth also means faster downloads.
Local Area Network (LAN)
a telecommunications network that requires its own dedicated channels and that encompasses a limited distance, usually one building or several buildings in close proximity
peer-to-peer architecture
a type of network in which each workstation has equivalent capabilities and responsibilities
switch
device to connect network components that has more intelligence than a hub and can filter and forward data to a specified destination
social search
effort to provide more relevant and trustworthy search results based on a person's network of social contacts
Domain Name System (DNS)
A hierarchical system for naming resources on the Internet.
protocol
A set of rules governing the exchange or transmission of data between devices.
Wide Area Network (WAN)
A telecommunications network that connects large geographic regions.
Search Engines
A tool for locating specific sites or information on the Internet.
Microblogging
Blogging featuring very short posts, such as using Twitter.
domain name
English-like name that corresponds to the unique 32-bit numeric IP address for each computer connected to the internet
chat
Live, interactive conversations over a public network.
IPv6
New IP standard that lengthens IP addresses from 32 bits to 128 bits and thus increases the number of available IP addresses.
social networking
Online community for expanding users' business or social contacts by making connections through their mutual business or personal connections.
Internet of things
Pervasive Web in which each object or machine has a unique identity and is able to use the Internet to link with other machines or send data. Also known as the Industrial Internet.
WiMAX
Popular term for IEEE Standard 802.16 for wireless networking over a range of up to 31 miles with a data transfer rate of up to 75 Mbps. Stands for Worldwide Interoperability for Microwave Access.
Near Field Communication (NFC)
Short-range wireless connectivity technology designed for cell phones and credit cards
Smartphones
Wireless phone with voice, text, and Internet capabilities.
Internet Service Provider (ISP)
a commercial organization with a permanent connection to the internet that sells temporary connections to subscribers.
Digital Subscriber Line (DSL)
a group of technologies providing high-capacity transmission over existing copper telephone lines
Virtual Private Network (VPN)
a secure connection between two points across the Internet to transmit corporate data. Provides a low-cost alternative to a private network
Hotspots
a specific geographic location in which an access point provides public Wi-Fi network service
website
all of the World Wide Web pages maintained by an organization or individual
3g networks
cellular networks based on packet-switched technology with speed ranging from 144Kbps for mobile users to over 2 Mbps for stationary users, enabling users to transmit video, graphics, and other rich media, in addition to voice
Wikis
collaborative web spaces in which anyone in a group can write, edit, or remove material from the Web site
Personal Area Network (PAN)
computer network used for communication among digital devices (including telephones and PDAs) that are close to one person
Transmission Control Protocol/Internet Protocol (TCP/IP)
corporate networks are increasingly using a single, common, worldwide standard
unified communications
integrates disparate channels for voice communications, data communications, instant messaging, email, and electronic conferencing into a single experience where users can seamlessly switch back and fourth between different communication modes.
cable internet connections
internet connections that use digital cable lines to deliver high-speed internet access to homes and businesses.
