Chapter 12

Question 1

Digitizing

Answer 1

the process of converting the geographic features on an analog map into digital format using a digitizer. Can record the x,y coordinates on a paper map. also refers to creating new features with sketch tools.

Question 2

vertex

Answer 2

one of a set of ordered x,y coordinate pairs that defines the shape of a line or a polygon feature

Question 3

endpoints

Answer 3

the points that define the length of a line segment

Question 4

edge

Answer 4

a line between two points that forms a boundary

Question 5

edit sketch

Answer 5

a temporary sketch that is used to perform various tasks. Standard way to edit feature geometry

Question 6

edit session

Answer 6

the environment in which spatial and attribute editing take place.

Question 7

snapping

Answer 7

An automatic editing operation in which points or features within a specified distance of other points or features are moved to match or coincide exactly with eachother’s coordinates