ADC: Analog to digital converter is a physical device that converts analog signal to digital signal.
ADSL: Asymmetric digital subscriber Line is a data communication technology in which download speed is not equal to the upload speed.
AES: Advanced encryption standard is a standard of encrypting data and it is more secure than than than data encryption standard (DES).
ARP: Address resolution protocol maps the IP address with the physical address of the device i.e MAC address of the device.
AI: Artificial Intelligence is the study of intelligence exhibited by the machines. This technology will replace the human from decision making process.
ALU: Arithmetic Logic unit is the vital unit of CPU and it performs arithmetical and logical operations.
ANN: Artificial Neural networks are sophisticated learning algorithms which are inspired from the biological neural system. They are used in pattern recognition, computer vision and facial recognition.
API: Application programming Interface enables user to create software applications. It acts as an interface between user and computer for software programming.
ARPANET: Advanced research project agency network was developed by US military to facilitate message sharing between its research center. It acts as a precursor of today’s internet.
BASIC: Beginner’s All-purpose Symbolic Instruction Code are class of programming languages which are relatively easy to use.
BIOS: Basic input and output system is a firmware that is programmed into computer’s ROM so that it tests computers hardware every time the system is booted.
CAD: Computer aided design is the use of computer for a design process.
CAM: Computer aided manufacturing is the use of computer for the manufacturing of any goods.
CCTV:Closed circuit television is a method of surveillance by the use of video camera.
CD: Compact disk is a optical disk that uses optical technology to store data in it. Maximum size of data that can be stored in CD is 700 MB (For more info, visit components of computer)
CG: Computer graphics is the process of creating and editing pictures, using computers.
CISC: Complex Instruction Set Computer is used to refer computers that executes many operation with single or few instructions.
DAC: Digital analog converter is a device that converts digital signal into analog signal.
DBMS: Database management system is the software that is used to manage the database. Commonly used DBMS are Oracle, Microsoft SQL server, SAP and MySQL.
DIP: Digital image processing is the use of computing algorithms to process a image.
DES: Data encryption standard is a standard of encrypting data developed in late 1970’s and this standard is now considered as insecure.
DOS: Disk operating system was a operating system that were used before the advent of Graphical user interface based operating system.
Dos: Denial of service is a computer network attack that is intended to deny network’s access to its users.
DDoS: Distributed denial of service is a DOS attack done by more than one computer at a time.
DNS: Domain name system is used for naming any devices or resources which are connected to the network.
DPI: Dots per inch is a measure of printing or scanning quality.
DSL: Digital subscriber line is a data communication technology in which data are transmitted over telephone line.
DSP: Digital signal processing is the manipulation of the digital signal by the means of software or hardware.
DTP: Desktop publishing is the process of creating documents in a personal computer.
DVD: Digital versatile disc is the optical disk and its maximum storage space is 4.7 GB.
DVR: Digital video recorder is device or software that helps in storing video.