DAWs or Digital Audio Workstation is any software that runs on a computer, that records, produce and edits music audio files. You can record vocals for sing/rapping and sampling audio. You can also play instruments virtually on a DAW that were digital recordings of real instruments and synth sounds.People that use this technology are mainly Music producers, Artist (Singer, Rapper) and Mixing engineers. They can use this technology for creating music for genres like Hip-Hop, Pop, R&B; or creating music for Tv, Film, and Commercials. DAWs influences the way how music is produced because, it is a faster method of creating music. You no longer need a band or orchestra to compose music when you can play all the instruments on one digital software. You can also record and edit faster on a DAW. Examples of DAWs that are known are Pro-tools, Ableton, FLStudio, Logic Pro x, MPC, and NI Maschine.

Source: https://en.wikipedia.org/wiki/Digital_audio_workstation