Graduated Symbol Map

                                       

Buffer- Creates  buffer polygons around input features to a specified distance

Clip- This is basically used to select and cut out a part of the data you want to use from a bigger area

Intersect- Allows for only the features or it parts which overlaps or intersects in layers to create a new file

Union- Shows all features and their attributes in the output feature class unlike with intersect where only the common part is shown.

Merge- Combines multiple inputs of the same data type to create one output

Dissolve- Groups features based on specific attributes