Must Know Technical Abbrivations

You Must Know Some Technical Abbrivations and for Mostly Useful Computer Users . Let’s Have a Look Here To Learn Some of the Technical Abbrivations and Their Importances in our Daily Life …………………


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[01]. VPN – [ virtual Private Network ].

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A VPN, short for virtual private network, is a network that is constructed using public wires — usually the Internet — to connect to a private network, such as a company’s internal network. There are a number of systems that enable you to create networks using the Internet as the medium for transporting data.

[02]. PDF – [ Portable Doucement Format ].



PDF (Portable Document Format) is a file format that has captured all the elements of a printed document as an electronic image that you can view, navigate, print, or forward to someone else. PDF files are created using Adobe Acrobat , Acrobat Capture, or similar products.

[03]. MAC{address} – [Media Access Control ].

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A media access control address (MAC address) of a computer is a unique identifier assigned to network interfaces for communications at the data link layer of a network segment. MAC addresses are used as a networkaddress for most IEEE 802 network technologies, including Ethernet and Wi-Fi.


[04]. MPEG – [Moving Picture Experts Groups].


Short for Moving Picture Experts Group, and pronounced m-peg, is a working group of the ISO. The term also refers to the family of digital video compression standards and file formats developed by the group.

[05]. DSL – [ Digital Subscriber Line].



DSL stands for Digital Subscriber Line. It is a term used to describe a range of high-speed (broadband) communications services offered over the Public Switched Telephone Network (PSTN). The PSTN uses a pair of copper wires to connect your telephone service to the national telephony network.

[06]. SSL – [ Secure Sockets Layer ].

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SSL (Secure Sockets Layer) is the standard security technology for establishing an encrypted link between a web server and a browser. This link ensures that all data passed between the web server and browsers remain private and integral.

[07]. SD card – [ Secured Digital Card ].

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An SD Card (Secure Digital Card) is an ultra small flash memory card designed to provide high-capacity memory in a small size. SD cards are used in many small portable devices such as digital video camcorders, digital cameras, handheldcomputers, audio players and mobile phones.

[08]. WWW – [ World Wide Web ].



The World Wide Web (abbreviated WWW or the Web) is an information space where documents and other web resources are identified by Uniform Resource Locators (URLs), interlinked by hypertext links, and can be accessed via the Internet. English scientist Tim Berners-Lee invented theWorld Wide Web in 1989.

[09]. CPU – [ Central Processing Unit ].


CPU (pronounced as separate letters) is the abbreviation for central processing unit. Sometimes referred to simply as the central processor, but more commonly called processor, the CPU is the brains of the computer where most calculations take place.


[10]. GPS – [ Global Positioning System ].


The GPS (Global Positioning System) is a “constellation” of approximately 30 well-spaced satellites that orbit the Earth and make it possible for people with ground receivers to pinpoint their geographic location. The location accuracy is anywhere from 100 to 10 meters for most equipment.

[11]. URL – [ Uniform Resource Locator ].


Computers. Uniform Resource Locator: a protocol for specifying addresses on the Internet. an address that identifies a particular file on the Internet, usually consisting of the protocol, as http, followed by the domain name.

[12]. SMS – [ Short Message Service ].



SMS (Short Message Service), commonly referred to as “text messaging,” is a service for sending short messages of up to 160 characters (224 characters if using a 5-bit mode) to mobile devices, including cellular phones, smartphones and PDAs.


[13]. PNG – [ Portable Network Graphics ].


PNG (pronounced ping as in ping-pong; for Portable Network Graphics) is a file format for image compression that, in time, is expected to replace the Graphics Interchange Format (GIF) that is widely used on today’s Internet

[14]. SQL -[ Structured query Language ].


SQL (/ˈɛs kjuː ˈɛl/ or/ˈsiːkwəl/, Structured Query Language) is a domain-specific language used in programming and designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS).

[15]. Cc/Bcc – [Carbon Copy / Blind Carbon Copy ].


Stands for “Blind Carbon Copy.” When you send an e-mail to only one person, you type the recipient’s address in the “To:” field. … “Cc” stands for “Carbon Copy,” while “Bcc” stands for “Blind Carbon Copy.” A carbon copy, or “Cc‘d” message is an e-mail that is copied to one or more recipients.

[16]. HDMI -[High Definition Multimedia Interface ].


HDMI (High-Definition Multimedia Interface) is a proprietary audio/video interface for transmitting uncompressed video data and compressed or uncompressed digital audio data from a HDMI-compliant source device, such as a display controller, to a compatible computer monitor, video projector, digital television …..

[17]. GPU – [ Graphics Preocessing Unit].


Definition of: GPU. GPU. (Graphics Processing Unit) A programmable logic chip (processor) specialized for display functions. The GPU renders images, animations and video for the computer’s screen. GPUs are located on plug-in cards, in a chipset on the motherboard or in the same chip as the CPU …

[18]. GIF – [ Graphics Interchange Format ].


Pronounced jiff or giff (hard g) stands for graphics interchange format, a bit-mapped graphics file format used by the World Wide Web, CompuServe and many BBSs. GIF supports color and various resolutions.

[19]. CCTV – [ Closed Circuit Television ].

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CCTV (closed-circuit television) is a TV system in which signals are not publicly distributed but are monitored, primarily for surveillance and security purposes. CCTVrelies on strategic placement of cameras, and observation of the camera’s input on monitors somewhere.

[20]. DVD – [ Digital Video Disk ].


Short for digital versatile disc or digital video disc, a type of optical disk technology similar to the CD-ROM. A DVD holds a minimum of 4.7GBof data, enough for a full-length movie.

[21]. HTML – [ Hyper Text Makeup Language ].


HTML (Hypertext Markup Language) is the set of markup symbols or codes inserted in a file intended for display on a World Wide Web browser page. The markup tells the Web browser how to display a Web page’s words and images for the user.

[22]. HTTP – [ HyperText Transfer Protocol ].


Definition of: HTTP. HTTP. (HyperText Transfer Protocol) The communications protocol used to connect to Web servers on the Internet or on a local network (intranet). Its primary function is to establish a connection with the server and send HTML pages back to the user’s browser.

[23]. I /O – [Input / Output ].


An input/output (I/O) device is a hardware device that has the ability to accept inputted, outputted or other processed data. It also can acquire respective media data as input sent to acomputer or send computer data to storage media as storageoutput. An I/O device is also known as an IO device.

[24]. CAPTCHA – [ Completely Automated Public Turning Test To Tell Computers And Humas Apart ].


A CAPTCHA (a backronym for “Completely Automated Public Turing test to tellComputers and Humans Apart”) is a type of challenge-response test used in computing to determine whether or not the user is human. The term was coined in 2003 by Luis von Ahn, Manuel Blum, Nicholas J. Hopper, and John Langford.

[25]. IP – [ Internet Protocol ].


IP address is short for Internet Protocol (IP) address. An IP address is an identifier for a computer or device on a TCP/IP network. Networks using the TCP/IP protocol route messages based on the IP address of the destination.

[26]. ISP – [ Internet Service Provider ].


Search Encyclopedia. Definition of: ISP (1) See in-system programmable. (2) (Internet Service Provider) An organization that provides access to the Internet. Connection to the user is typically via DSL, cable or FiOS; however, ISPs can deliver service via satellite, dial-up, ISDN, private lines and wireless.

[27]. LCD – [ Liguid Crystal Display ].


LCD (liquid crystal display) is the technology used for displays in notebook and other smaller computers. Like light-emitting diode (LED) and gas-plasma technologies, LCDs allow displays to be much thinner than cathode ray tube (CRT) technology.

[28]. JPEG – [ Joint PhotoGraphic Experts Group ].

Short for Joint Photographic Experts Group, and pronounced jay-peg. JPEG is a lossy compression technique for color images. Although it can reduce files sizes to about 5% of their normal size, some detail is lost in the compression.

[29]. LAN – [ Local Area Network ].

A local area network (LAN) is a group of computers and associated devices that share a common communications line or wireless link to a server. Typically, a LAN encompasses computers and peripherals connected to a server within a distinct geographic area such as an office or a commercial establishment.


[30]. LTE – [ Long Term Evolution ].


Long Term Evolution (LTE) is a 4G wireless broadband technology developed by the Third Generation Partnership Project (3GPP), an industry trade group.



I Hope you’ve Understood Some Useful Technical Abbrivations. If You have any doubts, comment below in the comment section and feel free to share this tips it to your friends ………!!!