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Welcome to ArcGIS Desktop Help
Copyright information
GIS Dictionary
What's new in ArcGIS
Getting started
Map projections and coordinate systems
Getting started with map projections

An overview of map projections

Projection basics the GIS professional needs to know

About the geoid, ellipsoid, spheroid and datum, and how they are related

Identifying an unknown coordinate system

Converting Degrees Minutes Seconds values to Decimal Degree values
Geographic coordinate systems

About geographic coordinate systems

Spheroids and spheres

Datums

North American datums

What happens to features at +/-180 (dateline)?
Projected coordinate systems
Geographic transformations
Supported map projections
Vertical coordinate systems
Mapping and visualization
Editing and data compilation
Geoprocessing
Geoprocessing tool reference
Geodatabases and ArcSDE
Data management with ArcCatalog
Data support in ArcGIS

An overview of data support in ArcGIS

Data formats supported in ArcGIS
CAD data
The composition of a CAD drawing

What is a CAD drawing?

CAD drawing organization

Contents of a CAD drawing
Working with CAD data in ArcGIS

Supported CAD file formats and versions

CAD data representation

Supported AutoCAD entities and MicroStation elements

Managing CAD data in ArcCatalog

Accessing CAD dataset properties in ArcCatalog

Adding CAD data to ArcMap

Using geoprocessing tools with CAD data
Displaying CAD features
Georeferencing CAD data
CAD feature attributes and queries
CAD data translations
Geoprocessing tools for CAD translation
Common CAD data workflows

Using the Samples toolbox for CAD translation

Importing CAD data to a geodatabase

Converting CAD text to an annotation feature class

Exporting a feature class to a CAD file

Exporting a single feature class to multiple CAD drawings

Exporting a feature class to a symbolized CAD drawing with block inserts
Coverages
NetCDF: multidimensional, time series data
Raster data
Shapefiles
Tables and attribute information
Terrains
Extensions
Geocoding and address management
Linear referencing
Network analysis
Mobile GIS
Interoperability and standards support
Customizing and developing with ArcGIS
Guide to data that comes with ArcGIS
Licensing and desktop administration
ArcGIS Image Server
GIS Servers and services