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GIS Prev Yr Q (unit 1,2)

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Pr
ev
i
ousy
earquest
i
ons(
GI
S)–uni
t1,
2
2mar
ks
1.Cat
egor
i
zet
het
y
pesofAt
t
r
i
but
eDat
a?
2.Whati
sGI
S?
3.Whati
smeantbymappr
oj
ect
i
ons?
4.Whati
sdat
um?
5.Def
i
nespat
i
al
dat
amodel
.
6.Compar
et
her
ast
erandv
ect
ordat
ast
r
uct
ur
e.
7.Li
st4t
y
pesofer
r
orr
el
at
edwi
t
ht
hequal
i
t
yofspat
i
al
dat
a.
8.Di
f
f
er
ent
i
at
et
hespat
i
al
andnonspat
i
al
dat
a.
9.Def
i
neRast
erDat
acompr
essi
on.
10.Def
i
neGr
i
dDat
aModel
s
Bi
gQuest
i
ons
1.Summar
i
zet
hegeogr
aphi
ccoor
di
nat
esy
st
ems.
2.Expl
ai
nt
hev
ar
i
ouscomponent
sofGI
S.
3.Expl
ai
ni
ndet
ai
l
aboutVect
ordat
amodel
s
4.Expl
ai
ndet
ai
l
aboutr
ast
erdat
acompr
essi
on.
5.Wr
i
t
et
het
y
pesandcomponent
sofTI
Ndat
amodel
s.
6.Expl
ai
ni
ndet
ai
l
aboutRast
erdat
amodel
s.
7.ERDi
agr
am wi
t
hexampl
e
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