Question

1. An area of spatial proximity around a point refers to which GIS operation?

	a.	Spatial join
	b.	Buffer
	c.	Closed circle
	d.	Union

QUESTION 2

1. Which of the following data classification methods selects class break levels by searching for spaces between data values?

	a.	Standard Deviation
	b.	Natural breaks
	c.	Equal Interval
	d.	Quantiles

Answer 1

solution is posted below.

hope it helps.

a positive response will be helpful.

1:ANSWER OF FIRST PART IS OPTION B THAT IS BUFFER.

buffer is the zone around a map which is used in distance and time measurement feature, buffer is used for spatially analysing.

2:answer of question 2 is natural breaks option b.

natural break is a kind of classification scheme which is optimal which find class breaks that in turn minimises the variance in a particular class and it maximises it between class differences. it classifies data to arrangement of values of set into various natural classes.