| AAC | Advanced Audio Coding | AAC is defined as an Audio Coding which is able to achieve better quality of sound than MP3 that too at same bit rates, standardized by IEC and ISO. |
| AI | Artificial Intelligence | AI is the programming installed in a machine which help the machine to take decision on its own with the help or interference of any humans. |
| ARPANET | Advanced Research Projects Agency Network | ARPANET was the first network to implement the protocol suite TCP/IP and an early packet switching network which became the foundation of Internet. |
| ALGOL | Algorithmic Language | ALGOL is an imperative computer programming language developed in 1950s |
| ALU | Arithmetic Logic Unit | ALU is defined as a digital circuit which is used to execute arithmetic and logic operations in a computer, It is a part of CPU. |
| AOL | America Online | AOL Inc. is a subsidiary of Verizon Communications, an American based online multinational mass media corporation. Its headquarters is based in New York. |
| API | Application Program Interface | API is a set of tools, protocols, and subroutine definitions for building up the application software. |
| APT | Automatically Programmed Tool | APT is a high-level programming language for computer commonly used to create instructions for the tools controlled by machine, numerically. |
| ARP | Address Resolution Protocol | ARP is used to basically track the IP network addresses of a hardware used for accessing internet by a data link protocol. |
| ASP | Active Server Pages | ASP is a first server-side script engine of Microsoft, used for web pages generated dynamically. The ASP.NET, released in January 2002, has today superseded ASP. |
| ATM | Asynchronous transfer mode | In ATM data is encoded into small, fixed-sized cells by using asynchronous time-division multiplexing. It is basically a switching technique that is used by most telecommunication networks. |
| AVI | Audio Video Interleave | AVI is a file that contains both audio and video data in a file container. It was introduced by Microsoft in November 1992. These files allows synchronous video playback -with-audio. |
| ASCII | American Standard Code for Information Interchange | ASCII is defined as a standard of encoding character , though it is outdated but Most of the modern character-encoder standards are based on ASCII. |
| AT | Advanced Technology | __________ |
| AUI | Attachment Unit Interface | AUI is a physical interface which consists of 15 pin connection which provides a path between the Medium Attachment Unit (MAU) and an Ethernet node’s Physical Signaling. |
| BASIC | Beginner’s All-purpose Symbolic Instruction Code | Basic is termed as the family of a general-purpose and high-level programming languages which is designed to make the programming language ease of use. |
| BCD | Binary Coded Decimal | BCD is a category of binary encodings where a fixed number of bits, usually four or eight represents each of a decimal digit. |
| BHTML | Broadcast Hyper Text Markup Language | BHTML is designed to be integrated with the Java Virtual Machine, or Application Execution Engine, and with the Java framework. |
| BMP | Bitmap | BMP is basically a graphics image file format generally used to store digital images, independent of the display device. |
| BIOS | Basic Input Output System | BIOS is the program used by the microprocessor of a personal computer’s to start the computer system after it is turned on. BIOS also manage the flow of data between the operating system and the devices attached to the computer such as the printer, mouse, keyboard, video adapter and hard disk. |
| B2B | Business to Business | B2B, also known as e-biz, refers to the exchange of information, products or services among businesses. |
| B2C | Business to Consumer | B2C refers to a business or transactions which takes place directly between a company and the consumers who is the ultimate-users of the products sold or services provided by the company. |
| BIU | Bus Interface Unit | BIU is a processors which provides various types of functions, which includes memory generation and I/O addresses to transfer data between the CPU and the EU. |
| BPS | Bytes Per Second | BPS is a measure of data transfer rate, which can be defined as the average number of bits, data blocks or characters or symbols, passing per unit time through a communication link in a system of data transmission. |
| BCC | Blind Carbon Copy | BCC basically allows the sender of a message to conceal the person who was entered in the BCC field from the other recipients. |
| CC | Carbon Copy | CC is a copy of an email or a note sent to an extra email addressee other than the main addressee to which it is actually meant to be sent. |
| CAI | Computer Aided Instruction | CAI is a narrower term and most often refers to drill-and-practice, tutorial, or simulation activities. |
| CDMA | Code Division Multiple Access | CDMA is a good example of multiple access, where several number of transmitters can send information simultaneously over a single communication channel. |
| CRT | Cathode Ray Tube | CRT is a specialized vacuum tube in which images are produced when an electron beam strikes a phosphorescent surface. CRT is always used in display devices like Desktop and TV. |
