DEM files exist as 3 different types. Please find information about each of them below.
Type 1: Video Game Demo File
A DEM file records a player's view in a game. It can share this with others. To play a Counter-Strike DEM file on Windows, put it in the cstrike directory. Open Counter-Strike and the console. Type 'v...
General Information
| Title | DEM File Extension |
| Extension | .dem |
| Full Form | Video Game Demo File |
| File Type | Game Replay File |
| Developer | Varies by game |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store gameplay |
| Additional Functions | Replay, Analysis |
| Features | Recorded actions, Timestamps |
File Characteristics
| Quality | Lossless |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | No |
Use Cases
| Gaming | Yes |
| Training | Yes |
| Strategy Analysis | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Scan files, Safe sources |
Historical/Version Information
| Initial Release | Varies by game |
| Latest Version | Depends on game update |
Associated Types
| Similar Extensions | .sav, .replay, .blk |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Valve Source Games |
Varies | Windows, Mac, Linux |
 Doom Games |
Varies | Varies |
| Quake Games |
Varies | Varies |
Type 2: Digital Elevation Model
A DEM (Digital Elevation Model) file represents elevation or height data as 3D terrain. It is commonly used to model earth terrain features like mountains and oceans. The file stores ground elevation ...
General Information
| Title | DEM File Extension |
| Extension | .dem |
| Full Form | Digital Elevation Model |
| File Type | GIS Data File |
| Developer | Various |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store elevation data |
| Additional Functions | 3D modeling, Terrain analysis |
| Features | Geospatial, Raster format |
File Characteristics
| Quality | High precision |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes, with GIS software |
Use Cases
| Urban Planning | Yes |
| Environmental Studies | Yes |
| Simulation | Yes |
Security and Practices
| Security Risks | Minimal |
| Best Practices | Backup, Validate data |
Historical/Version Information
| Initial Release | Varies by software |
| Latest Version | Depends on software |
Associated Types
| Similar Extensions | .dtm, .tif, .hgt |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 ArcGIS |
Licensed | Windows |
 QGIS |
Free | Windows, Mac, Linux |
| Global Mapper |
Licensed | Windows |
Type 3: Unreal Engine Game Replay File
General Information
| Title | DEM File Extension |
| Extension | .dem |
| Full Form | Unreal Engine Game Replay File |
| File Type | Game Replay File |
| Developer | Epic Games |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store game replays |
| Additional Functions | Facilitate replay sharing, analysis |
| Features | Event recording, Playback |
File Characteristics
| Quality | High fidelity |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | No |
Use Cases
| Gameplay Analysis | Yes |
| Player Improvement | Yes |
| Sharing Highlights | Yes |
Security and Practices
| Security Risks | Game modification, Exploits |
| Best Practices | Scan for malware, Use trusted sources |
Historical/Version Information
| Initial Release | Varies by game |
| Latest Version | Depends on Unreal Engine version |
Associated Types
| Similar Extensions | .replay, .sav |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Unreal Engine |
Free, Royalty after threshold | Windows, Mac, Linux |
| Game Titles |
Varies by game | Varies by game |