Deck 19: How to Use Distance Calculations and Cost Distance in Arcgis Pro

Question 1

In ArcGIS, which of the following tools will determine the least-cost path?

A) Path Finder
B) Cost Path
C) Cost Distance
D) Path Distance

Answer 1

B

Question 2

A lateral link between two grid cells (where one cell has a value of 7 and the other cell has a value of 10) has a cost of:

A) 7
B) (7 + 10) / 2
C) 7 * (1 + 10) / 2
D) 1.414 * 7

Answer 2

B

Question 3

Which of the following procedures allows you to create a new grid by assigning new grid- cell values to an existing raster?

A) Recost
B) Reproject
C) Regroup
D) Reclass

Answer 3

D

Question 4

Euclidian distance measures:

A) Raster distance
B) Grid distance
C) Network distance
D) Straight-line distance

Question 5

Which of the following operations assigns grid cells to their closest source grid cell?

A) Arrangement
B) Allocation
C) Reclassify
D) Regiongroup

Question 6

Which of the following procedures will group several grid-cell values together according to a classification scheme?

A) Slice
B) Reclassify
C) Regiongroup
D) Allocate

Question 7

The set of grid cells that represents the lowest value for accumulated cost to move from a source to a destination is:

A) Path distance
B) Least-cost path
C) Network path
D) Path Allocation

Question 8

Euclidian distance is calculated by the:

A) Pythagorean Theorem
B) Dijkstra's Algorithm
C) Douglas-Peucker method
D) Euclid's proof of primes

Question 9

What is the purpose of a backlink raster?

A) To find the overall total transit cost distance of the path
B) To count the number of cells contributing to the shortest path
C) To determine the shortest path from a source to a cell
D) To backtrack along a pre-determined shortest path

Question 10

A distance raster is created by:

A) Computing the total distance from one edge of the raster to another
B) Figuring out the Euclidian distance from the center of a raster cell to an adjoining cell
C) Calculating the proximity of each raster cell to each other raster cell
D) Determining how far each cell in a raster is away from a feature

Question 11

A diagonal link between two grid cells (assuming both the grid cells have a value of 1) has a cost of:

A) 1.0
B) 1.414
C) (1.0 + 1.414) / 2
D) 1.414 * 2

Question 12

The total cost of traveling from a source to a grid cell is:

A) Accumulated distance
B) Impedance distance
C) Overland distance
D) Transit Cost distance