This is article is a glossary of terms commonly used on the Memory-Map website and knowledge base:
| Term | Description |
| DMS (Digital Map Store) | The Digital Map Store is our digital distribution platform for maps and charts.
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| Overlay Object(s) | An overlay object can be a mark, route or track. These are objects which you can place on top of maps.
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| Index data/Placename index | This is what Memory-Map uses when you try to perform a search in the software (refer to .mmi in the file types below).
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| Licence Management System | This is the system the Memory-Map software uses to record all your licences/activations against your Memory-Map account.
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| File Type | Description |
| .qct (Memory-Map Quickchart) | This is Map header file, it is required for the map to appear in the map list and points to the .qc3 file.
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| .qc3 (QC3 file) | This file contains all the map tiles. If you see a .qc3 file in the same location as a .qct (Memory-Map Quickchart) then it is required to display any mapping on that device.
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| .mmi (MMI file) | This is the place name index, stores names of towns and cities for the search function.
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| .qed (QED file) | This is the elevation data, shows the height of an area when you hover your cursor over it (PC only).
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| .mmo (Memory-Map Overlay) | This is an overlay file which uses Memory-Maps own propriety overlay format.
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| .gpx (GPS Exchange) | This is an overlay file which uses an open source overlay format that is supported In a multitude of navigational program. This is the default file format used by the Memory-Map 6 software application, iOS and Android apps
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