Introduction to I.T. Unit 3

Computer network

A group of computers that are connected for the purpose of communication-sharing of data and resources

Local Area Network (LAN)

Computer network that links computers within a building

Network

Group of people or devices connected for the sole purpose of sharing data or resources

Protocol

Format or rule for transmitting data between devices

TCP/IP

Transmission Control Protocol/Internet Protocol; a group of protocols that functions together for web-based communication

Wide Area Network (WAN)

Computer network with all of the equipment spread over a large geographical area and is typically inclusive of many small networks or LANs

Ethernet

The standard interface for all wired networks

Network adapter

Translates instructions from the operating system into data that can be sent over a network.

Network software application

Software used to manage and monitor networks of all sizes; helps administrators deploy, manage, and monitor a network

Router

An upper tier switch that can connect and route local network traffic as well as traffic from outside networks such as the internet

Software Defined Networking (SDN)

Computer networking concept that separates the software from the hardware, making it easier to innovate and adapt the network to quickly meet changing network demands.

Wired network

A network that uses physical cables to connect devices.

Wireless Access Point (WAP)

Wireless network connection box that enables computers on a network to connect wirelessly

Wireless Fidelity (Wi-Fi)

The standard interface technology for wireless networks

Wireless network

Network that uses radio frequency signals to transmit data.

Bluetooth

Transmission standard that provides the protocol for mobile devices, computers, or smart phones to connect in order to communicate

Extranet

A LAN that can be accessed by users with special access rights outside of a business or organization

Internet

Global network of smaller networks linking devices through TCP/IP

Intranet

Private networks that can only be accessed by users with special permission and is typically set up in a private company organization

Metropolitan area network (MAN)

A network within a large confined area such as a college campus, or company within an urban or suburban area

Near Field Communication (NFC)

A set of communication protocols that enable devices to communicate with each other when they are held in close proximity. NFC is commonly used for mobile payments.

Personal Area Network (PAN)

A smaller local network in which personal devices are in close range with one another

Wide Area Network (WAN)

A computer network with all of the equipment spread over a large geographic and is typically inclusive of many small networks or LANs

Exploit

An attack that uses a vulnerability to harm a system

Malware

malicious software used to launch attacks on a computer system

Virus

Computer code that inserts itself into an executable file

Anti- virus software

Software that defends against malware (viruses, worms, and Trojan horses)

Trojan horse

An application that appears to do something useful while secretly causing damage to your computer system w

Worm

An application that carries harmful programs such as Trojan horse or virus

Keystroke logger

Records keystrokes in a file and sends the file to the author of the program.

Anti solar software

Software that defends against spyware and adware

Domain name service (DNS)

Converts the request between IP addresses and domain names.

Hyperlinks

Link to a webpage or other type of content

Ip address

Short for internet protocol address; numeric addresses that provide an ID number for a computer network

Internet

Global network of smaller networks linking devices through TCP/IP

Resolve

The process of converting a domain name to an IP address

Webpage

Document written in HTML format that contains content prepared for the web

Website

A group of interconnected webpages with a system for navigation through all of the pages

World Wide Web

An interconnected network of network of documents written in hypertext markup language (HTML) that can be accessed through the hypertext transfer protocol (HTTP)

CIPA

Short for Children' Internet Protection Act; requires public schools and organizations block or filter pictures that may be obscene or pornographic in nature.

COPPA

Short for Children's Online Privacy Protection Act; requires parental consent before collecting information from people under thirteen years old.

Social media

Term used to describe the sharing of media( photos, videos,audio, text messages) via social network

Social network

Websites that connects its users by allowing the to communicate with each other, share pictures, share information, and share ideas

Common law trademark

Designated by placing "TM" next to the trademark.

Copyright

Protection given to songs, computer programs, books, and other creative works; any work that has an author

Fair use

A limitation on copyright law that allows for the use of protected works without prior authorization in specific cases.

Intellectual Property

property (as an idea, invention or process) that derives from the work of mind or intellect

Patent

Protection for the invention of a new product or process

Registered trademark

Trademark that has been examined, approved, and registered with the trademark office, such as the Patent and Trademark Office in the U.S.

Trademark

A word, phase, logo, shape, or sound that identifies a source of goods or services

Acceptable use policy

A policy that outlines acceptable and unacceptable behaviors or actions when using an organization's technology services

Code of ethics

Document that outlines a set of acceptable behaviors for a professional or social group; generally, it is agreed to by all members of the group

Ethics

A set of moral principles or the principles of conduct governing an individual or a group

Infringement

The violation of the rights of the copyright holder by using copyrighted works without permission

Plagiarism

Taking of another person's work without any attribution and presenting of your own