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University Technology Services

Glossary

It is difficult to keep up with all the terms and jargon, not to mention acronyms so it might help to look up in a glossary. Some glossaries are not as extensive as others and an acronym may have a different meaning based on the context. An example is ASP which could mean any of the following:

Active Server Pages or

Application Server Provider or

Association of Shareware Professionals or

Analog Signal Processing or

Average Selling Price


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A

ASCII
American Standard Code for Information Interchange.

B

Bandwidth
This is the size of information that can transferred over the network at a particular time.

Browser
Is an application that displays information. A web browser like Internet Explorer or Netscape Navigator allows the user to see information on the internet.

C

Chat
To take part in a synchronous conversation with one or more people over a network

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D

Data Encryption
Encryption is a secure process for keeping your sensitive and confidential information private. It is a process by which bits of data are mathematically jumbled with a password-key. The Encryption process makes the data unreadable unless or until decrypted.

DNS
The Domain Name System (DNS) is a distributed Internet directory service. DNS is used to translate between domain names and IP addresses, and to control the electronic mail delivery system. If DNS fails, web sites cannot be located and email delivery can slow down or stop.

E

Email
I
t is a system of world-wide electronic communication. The process involves one user composing a message at one terminal and the message getting generated at the recipients terminal when he or she logs in to the service.
OR
A system for sending and receiving messages electronically over a network

Ethernet
A type of networking technology for local area networks. If a coaxial cable is used, the rate of radio frequency transfers between computers is 10 megabits per second.

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F

FAQ
A list of frequently asked questions (FAQ) and their answers that is usually posted to help with common problems.

Freeware
Software that is available for free, usually over the Internet.

FTP
A protocol (File Transfer Protocol) that allows users to copy files between their local system and any system on the network

Firewall
A security scheme that prevents unauthorized users from gaining access to a computer network or that monitors transfers of information to and from the network.

G

GIF
A service mark used for a raster-based color graphics file format, often used on the World Wide Web to store graphics.

Gigabyte
A unit of computer memory or data storage capacity equal to 1,024 megabytes (230 bytes), or equal to one billion (1,000,000,000) bytes.

Gopher
A protocol for the storage and retrieval of data in text form on a network using TCP/IP protocol.

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H

Helper App
Is an application that the OS uses to initialize the plug in of the file that it's trying to access or open.

HTTP
HyperText Transport Protocol port 80
A protocol used to request and transfers files, especially WebPages and/or its components, over the Internet or other networks.

HTTPS
HyperText Transport Protocol Secure port 443
Is a protocol that is simply HTTP but it's more secured as it uses SSL underneath HTTP.

I

IP Address
An IP (Internet Protocol) address that uniquely defines and identifies a node on an internet or network.

IRC
Internet Relay Chat allows a participant share information with other participants who are logged into a specific session on the Chat Server.

ISDN
Integrated Services Digital Network
A set of communications standards allowing a single wire or optical fibre to carry voice, digital network services and video.

ISP
Internet Service Provider
A company, which provides other companies or individuals with access to the Internet.

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J

Java
A trademark used for a programming language designed to develop applications, mostly for the Internet that can operate on different environments and platforms.

JPEG
Joint Photographic Experts Group.
It has better colour resolution and is smaller in size when compared to gifs.

K

 

L

LAN
Local Area Network
A local network connecting computers and other office equipments for communication.

M

Mailing List
This is an automated system that allows a person to share/discuss information with other subscribers via a single email address. These mailing lists can be moderated by the owner.

MAPS
Mail Abuse Prevention System is a not for profit organization committed to defending the internet's email system from spammers.

MIME
Multipurpose Internet Mail Extensionsis used to transmit non text files through the Internet. These could be images, sound and documents created in Word, Acrobat, etc. File extensions are associated with a plugin or helper application.

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N

Netiquette
Describes the acceptable manner in which to communicate with others on the internet.

NNTP
Network News Transfer Protocol
A protocol used for the distributing, retrieving and posting Usenet news articles over the Internet or network

O

Optic Fibre
A plastic or glass fibre with a diameter almost the same as or even smaller than that of a human hair used to transmit information using infra-red or even visible light, usually a laser.

P

Packets
Information in transmitted over the network in packets. This packets take different routes as they switched through the network to the receiving computer. They contain error checking data to ensure that all the packets are received and are then reassembled.

PDF
Portable Document Format. This is technology developed by Adobe that allows people print and view documents independent of the platform it was created in. It is a popular method for sharing information on the web or with media organizations.

Portal
A web in a World-Wide Web that usually offers a search engine and/or links to useful pages, news or other services.

PPP
Point to point protocol
The Internet standard for transmitting network layer information and data (e.g. IP packets) over point-to-point links in series.

Protocol
It is like a language that the computers on the network use for data transmission. It is the standard procedure for regulating data transfer between computers.

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Q

 

R

RBL
Realtime Blackhole List. This contains the IP addresses of identified spammers.

Router
A device used to route traffic between LANs.

S

Search Engine
A remotely accessible program that allows you to search for information on the Internet.

SFTP
Secure File Transfer Protocol

Shareware
Copyrighted software that is available free of charge on a trial basis, which usually expires after a period of time unless or until renewed by paying a fee for continued use and support.

Spam
Unsolicited emails. These emails are generally unwanted and sometimes offensive advertising information.

SSL
A protocol that provides a secured communication on the Internet by encrypting the information. It is layered beneath application protocols (such as HTTP, SMTP, Telnet, FTP, Gopher, and NNTP) and is layered above the connection protocol TCP/IP. The protocol was designed by Netscape Communications Corporation.

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T

TCP/IP
Transmission Control Protocol/Internet Protocol
A protocol for communication between computers, used as a standard for transmitting data over networks and as the basis for standard Internet protocols.

Telnet
An Internet communications protocol that enables a computer to function as a terminal working from a remote computer.

U

UBE
Unsolicited Bulk Email. This is another term for spam.

UCE
Unsolicited Commercial Email. This is another term for spam.

Unix
A powerful operating system developed at the Bell Telephone Laboratories.

URL
An Internet address (for example, http://www.mcmaster.ca/uts/), consisting of the access protocol (http), the domain name (www.mcmaster.ca), and the path (optional) to a file or resource on that server (uts).

Usenet
A messaging system on a computer network used to transfer messages organized in groups.

V

VR
Virtual Reality
A computer simulation of a real or imaginary system that enables a user to perform operations on the simulated system and shows the effects in real time.

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W

Website
A set of interconnected webpages, usually including a homepage, generally located on the same server, and prepared and maintained as a collection of information by a person, group, or organization.

WWW
World-wide Web
The complete set of documents residing on all Internet servers that use the HTTP protocol, accessible to users.

X

 

Y

 

Z

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Service Bulletins

  • MAC ID Password Expiry

    Beginning in May 2016, MAC ID passwords at McMaster expire annually. Learn more at www.mcmaster.ca/uts/macid

Service Desk

Client Self Service:
https://servicedesk.mcmaster.ca
Hours: Monday - Friday
8:30 am - 4:30 pm
Phone: 905-525-9140 x24357 (2HELP)
Email: uts@mcmaster.ca
Location: Main Campus BSB Rm. 245
Service Catalogue:
http://www.mcmaster.ca/uts

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