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• dBA : dbA (or dB(A) or synonym dBrn adjusted) are A-weighted decibels, used as standard in many sound level meters for any measurement of environmental noise.
• DDC : Display Data Channel
• DMA : Direct memory access
• DRAM : Dynamic random-access memory (DRAM) is a type of random-access memory that stores each bit of data in a separate capacitor within an integrated circuit.
• DRM : Digital rights management
• DSA : Digital Signature Algorithm
• DSP : Digital Signal Processing
• DVD : (Digital Video Disc or Digital Versatile Disc) - an optical disc storage media format, and was invented and developed by Philips, Sony, TOSHIBA, and Time Warner in 1995. Its main uses are video and data storage. DVDs are of the same dimensions as compact discs (CDs), but store more than six times as much data