Editing DFS (section)

==Science and technology==

===Computing===
* [[Depth-first search]], an algorithm for traversing or searching tree or graph data structures
* [[Discrete Fourier series]], the discrete version of Fourier series
* [[Dynamic frequency scaling]], a method for reducing a microprocessor's power consumption
* [[Dynamic Frequency Selection]], part of the IEEE 802.11h wireless standard

====File systems====
* [[Disc Filing System]], a filesystem developed by Acorn Computers
* [[Distributed file system]], a method of storing persistent data over computer network
** [[DCE Distributed File System]] (DCE/DFS), the remote file access protocol used with the Distributed Computing Environment
** [[Distributed File System (Microsoft)]], distributed SMB file shares

===Other uses in science and technology===
* [[Decoherence-free subspaces]], subspace of a system's Hilbert space where the system is decoupled from the environment
<!--* Design for service, a type of [[Design for X]], an engineering methodology-->
* [[Demand Flexibility Service]], a demand response system for electricity supplies in the United Kingdom 
* [[DFS Kopernikus]] (''Deutscher Fernmeldesatellit Kopernikus''), a series of satellites
* [[Digital Frequency Synthesizer]], generation of different frequency from another in phase
* [[Disease-free survival]], a measure of the efficacy of medical treatment
* [[Double Fourier sphere method]] in mathematics and geosciences