CBSE Class 12 Geospatial Technology Question Paper 2019

SET-4
Series BVM H$moS> Z§.
Code No. 247
amob Z§. narjmWu H$moS >H$mo CÎma-nwpñVH$m Ho$ _wI-n¥ð >na
Roll No. Adí` {bIo§ &
Candidates must write the Code on the
title page of the answer-book.

 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 8 h¢ &
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE H$moS >Zå~a H$mo N>mÌ CÎma-nwpñVH$m Ho$ _wI-n¥>ð> na {bI| &
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >33 àíZ h¢ &
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, àíZ H$m H«$_m§H$ Adí` {bI| &
 Bg àíZ-nÌ H$mo n‹T>Zo Ho$ {bE 15 {_ZQ >H$m g_` {X`m J`m h¡ & àíZ-nÌ H$m {dVaU nydm©• _|
10.15 ~Oo {H$`m OmEJm & 10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo n‹T>|Jo Am¡a
Bg Ad{Y Ho$ Xm¡amZ do CÎma-nwpñVH$m na H$moB© CÎma Zht {bI|Jo &
 Please check that this question paper contains 8 printed pages.
 Code number given on the right hand side of the question paper should be
written on the title page of the answer-book by the candidate.
 Please check that this question paper contains 33 questions.
 Please write down the Serial Number of the question before
attempting it.
 15 minute time has been allotted to read this question paper. The question
paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the
students will read the question paper only and will not write any answer on
the answer-book during this period.

^yAmH$mer` ({O`moñno{e`b) VH$ZrH$s
GEOSPATIAL TECHNOLOGY

{ZYm©[aV g_` : 3 KÊQ>o A{YH$V_ A§H$ : 60
Time allowed : 3 hours Maximum Marks : 60

247 1 P.T.O.

gm_mÝ` {ZX}e :
(i) Bg àíZ-nÌ _| 33 àíZ em{_b h¡ {Og_| go Aä`Wu H$mo {g\©$ 25 àíZ H$aZo H$s µOê$aV
h¡ &
(ii) àíZ-nÌ Xmo IÊS>m| _| {d^m{OV h¡ &
IÊS> A
 ~hþ{dH$ënr` àíZ /[aº ñWmZ ^[aE /grYo àíZ : Hw$b 12 àíZ em{_b h¡ Omo
1 – 1 A§H$ Ho$ h¢ & BZ_| go {H$Ýht 10 àíZm| Ho$ CÎma Xr{OE &

 A{V bKw CÎmar` àíZ : BZ_| Hw$b 7 àíZ em{_b h¡, àË`oH$ 2 A§H$ Ho$ h¢ & BZ_| go
{H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &
 bKw CÎmar` àíZ : BZ_| Hw$b 7 àíZ em{_b h¡, àË`oH$ 3 A§H$ Ho$ h¢ & BZ_| go
{H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &
IÊS> ~
XrK© CÎmar` /{Z~ÝYmË_H$ àíZ : BZ_| Hw$b 7 àíZ em{_b h¡, àË`oH$ 5 A§H$ Ho$ h¢ & BZ_|
go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &
General Instructions :
(i) This question paper contains 33 questions out of which the candidate
needs to attempt only 25 questions.

(ii) Question paper is divided into two sections.

SECTION A
 Multiple choice questions / Fill in the blanks/Direct questions :
contains total 12 questions of 1 mark each. Answer any
10 questions.
 Very short answer type questions : contains total 7 questions of
2 marks each. Answer any 5 questions.
 Short answer type questions : contains total 7 questions of 3 marks
each. Answer any 5 questions.
SECTION B

Long answer / Essay type questions : contains total 7 questions of 5 marks
each. Answer any 5 questions.

247 2

IÊS> A
^mJ I
SECTION A
PART I

ZmoQ> : ~mah àíZm| _| go {H$Ýht Xg àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ EH$ A§H$ H$m h¡ & 110=10
Note : Attempt any ten questions out of twelve questions. Each question is of
one mark.

1. {ZåZ{b{IV _| go H$m¡Z-gr ‘gwXÿa g§doXZ VH$ZrH$’, ‘Üd{Z’ H$m Cn`moJ H$aVr h¡ ? 1
(A) aS>ma
(~) {bS>ma
(g) gmoZma>
(X) Ñí`_mZ
Which of the following ‘Remote Sensing Technology’ uses ‘sound’ ?
(a) Radar
(b) Lidar
(c) Sonar
(d) Visible
2. S>r.~r.E_.Eg. H$m AW© h¡ 1
(A) S>oQ>m~og à~§YZ àUmbr
(~) S>oQ>m~og {d{Z_m©U àUmbr
(g) S>oQ>m~og {ZJamZr àUmbr
(X) S>oQ>m~og {_lU àUmbr
DBMS stands for
(a) Database Management System
(b) Database Manufacturing System
(c) Database Monitoring System
(d) Database Mixing System
3. S>r.Or.nr.Eg. H$m nyU© ê$n Š`m h¡ ? 1
(A) {S>OrQ>b ½bmo~b nmoµOreqZJ {gñQ>_
(~) S>mBJmoZb ½bmo~b nmoµOreqZJ {gñQ>_>
(g) S>mBdaµOZb ½bmo~b nmoµOreqZJ {gñQ>_
(X) {S>\«¢$Z{e`b ½bmo~b nmoµOreqZJ {gñQ>_
247 3 P.T.O.

What is the full form of DGPS ?
(a) Digital Global Positioning System

(b) Diagonal Global Positioning System

(c) Diversional Global Positioning System

(d) Differential Global Positioning System

4. gwXÿa g§doXZ VH$ZrH$ _| àW_ àd¥{Îm Š`m Wr ? 1

(A) hdmB© {MÌU (E[a`b \$moQ>moJ«m\$s)
(~) ~hþdU©H«$_ CnJ«h N>{d`m± (_ëQ>rñnoŠQ´>_ g¡Q>obmBQ> B_oOoµO)
(g) A§H$s` N>{d àg§ñH$aU ({S>OrQ>b B_oO àmogoqgJ)
(X) {S>OrQ>b \$moQ>moJ«m_oQ´>r
What was the first trend in Remote Sensing Technology ?
(a) Aerial Photography

(b) Multispectral Satellite Images

(c) Digital Image Processing

(d) Digital Photogrammetry

5. ^maV _| g§H$Q> H$m°b à~§YZ Ho$ {bE {H$Z Xÿa^mf Zå~am| H$m Cn`moJ {H$`m OmVm h¡ ? 1

(A) 100/101

(~) 100/102>

(g) 100/103

(X) 100/104
Which phone numbers are used for distress call management in India ?
(a) 100/101
(b) 100/102

(c) 100/103

(d) 100/104

247 4

6. ____________ H$m g§X^© ì`{º$JV dñVwAm| Ho$ ê$n, g§aMZm `m ê$naoIm go h¡ & 1
_____________ refers to the general form, structure or outline of
individual objects.

7. ^maV _____________ `y.Q>r.E_. µOmoZ Ho$ A§VJ©V AmVm h¡ & 1

India falls under _____________ UTM Zone.

8. {ÛAm`m_r dñVwAm| _| Ho$db b§~mB© Am¡a Mm¡‹S>mB© hmoVr h¡ bo{H$Z {ÌAm`m_r dñVwAm| _| EH$
A{V[aº$ Am`m_ hmoVm h¡, {Ogo _____________ H$hm OmVm h¡ & 1

2D objects have only length and width but 3D objects have an extra
dimension called ____________.

9. A_o[aH$s ajm {d^mJ Ûmam H$m¡Z-gr Zm¡g§MmbZ (Z¡{dJoeZ) CnJ«h àUmbr ewê$ H$s J`r h¡ ? 1

Which navigation satellite system is launched by the US Department of
Defense ?

10. ñdMm{bV Jm{‹S>`m± (H$ma) {bS>ma àUmbr na AmYm[aV h¢ & Eogr Jm{‹S>`m| _| AÝ` H$m¡Z-gr
^yAmH$mer` VH$ZrH$s Amdí`H$ h¡ ? 1

Self-driving cars are based on Lidar system. Which other Geospatial
technology is essential in such cars ?

11. {H$Ýht Xmo H$ån{Z`m| Ho$ Zm_ {b{IE Omo ^maV Ho$ Zm¡g§MmbZ (Z¡{dJoeZ) _mZ{MÌ àXmZ
1 1
H$aVr h¢ & + =1
2 2
Name any two companies which provide navigational maps of India.

12. ehar {Z`moOZ _| ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) Ho$ {H$Ýht Xmo Cn`moJm| H$m C„oI
H$s{OE & 1

Mention any two uses of Geographical Information System (GIS) in
urban planning.

247 5 P.T.O.

^mJ II
PART II

ZmoQ> : gmV àíZm| _| go {H$Ýht nm±M àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ Xmo A§H$ H$m h¡ &
25=10
Note : Attempt any five questions out of seven questions. Each question is of
two marks.

13. namdV©H$Vm ([aâboŠQ>|g) àH$sU©Z (ñH¡$Q>[a¨J) go {^Þ H¡$go h¡ ? ñnîQ> H$s{OE & 2
How is reflectance different from scattering ? Explain.

14. gwXÿa g§doXZ N>{d`m| _| ‘a§J’ (Q>moZ) H$m Š`m _hÎd h¡ ? `h N>{d ì`m»`m _| H¡$go _XX H$aVm
h¡ ? 1+1=2
What is the importance of ‘tone’ in remote sensing images ? How does it
help in image interpretation ?

15. ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) Ho$ _w»` KQ>H$m| H$s gyMr ~ZmBE & 2
List the main components of Geographical Information System (GIS).

16. gd}jU _| {dídì`mnr pñW{V-{ZYm©aU àUmbr (Or.nr.Eg.) H¡$go _XX H$aVr h¡ ? ñnîQ>
H$s{OE & 2
How does Global Positioning System (GPS) help in surveying ? Explain.

17. dmhZ Q´>¡qH$J àUmbr Š`m h¡ ? BgH$s H$m`©-nÕ{V H$s ì`m»`m H$s{OE & 1+1=2
What is Vehicle tracking system ? Explain its functioning.

18. _mo~mBb ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) Ho$ H$moB© Xmo bm^ (\$m`Xo) ñnîQ> H$s{OE & 2
Explain any two advantages of Mobile Geographical Information System
(GIS).

19. CÚ_ (EÝQ>aàmBµO) ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) Š`m h¡ ? ñnîQ> H$s{OE & 2
What is Enterprise Geographical Information System (GIS) ? Explain.
^mJ> III
PART III

ZmoQ> : gmV àíZm| _| go {H$Ýht nm±M àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ VrZ A§H$ H$m h¡ &
35=15
Note : Attempt any five questions out of seven questions. Each question is of
three marks.

20. hmBnañnoŠQ´>b B_oOar H$s {H$Ýht VrZ {deofVmAm| H$s ì`m»`m H$s{OE & 3
Explain any three characteristics of hyperspectral imagery.
247 6

21. Vmnr` gwXÿa g§doXZ H$s {H$Ýht VrZ {deofVmAm| H$mo ñnîQ> H$s{OE & 3
Explain any three features of thermal remote sensing.

22. h_mao X¡{ZH$ OrdZ _| ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) Ho$ {H$Ýht VrZ Cn`moJm| H$s
ì`m»`m H$s{OE & 3
Explain any three uses of Geographical Information System (GIS) in our
daily life.

23. ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) _| S>oQ>m XO© H$aZo Ho$ {bE {H$Z VrZ {d{Y`m| H$m
Cn`moJ {H$`m OmVm h¡ ? ì`m»`m H$s{OE & 3
Explain three methods used to enter data into Geographical Information
System (GIS).

24. {dídì`mnr pñW{V-{ZYm©aU àUmbr (Or.nr.Eg.) Ho$ VrZ IÊS>m| H$s ì`m»`m H$s{OE & 3
Explain the three segments of Global Positioning System (GPS).

25. ehar `moOZm Am¡a {dH$mg _| ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) H$m Cn`moJ H¡$go
{H$`m Om gH$Vm h¡ ? ì`m»`m H$s{OE & 3
Explain how Geographical Information System (GIS) can be used in
urban planning and development.

26. ^m¡Jmo{bH$ gyMZm àUmbr (Or.AmB©.Eg.) AmnXm à~§YZ Am¡a e_Z _| H¡$go _XX H$aVr h¡ ?
ì`m»`m H$s{OE & 3
Explain how Geographical Information System (GIS) helps in disaster
management and mitigation.

IÊS> ~
SECTION B

ZmoQ> : gmV àíZm| _| go {H$Ýht nm±M àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ nm±M A§H$ H$m h¡ &
55=25
Note : Attempt any five questions out of seven questions. Each question
carries five marks.

27. aS>ma àUmbr H$s H$m`©-nÕ{V Am¡a Cn`moJm| H$s ì`m»`m H$s{OE & 5
Explain the functioning and uses of Radar system.

247 7 P.T.O.

28. N>{d dJuH$aU H$m CÔoí` Š`m h¡ ? n`©do{jV dJuH$aU H$mo H$jmAm| Ho$ _mZ{MÌU Ho$ {bE
A{YH$ gQ>rH$ Š`m| _mZm OmVm h¡ ? ñnîQ> H$s{OE & 1+4=5
What is the objective of image classification ? Why is supervised
classification considered more accurate for mapping classes ? Explain.

29. ñWm{ZH$ Am±H$‹S>m {díbofU (ñno{e`b S>oQ>m EZm{b{gg), ^m¡Jmo{bH$ gyMZm àUmbr
(Or.AmB©.Eg.) H$m g~go _hÎdnyU© nhby h¡ & Am±H$‹S>m| Ho$ {díbofU _| à`wº$ _hÎdnyU©
ñWm{ZH$ à{H«$`m CnH$aUm| (ñno{e`b Am°naoeZ Qy>ëg) H$s ì`m»`m H$s{OE & 5
Spatial data analysis is the most important aspect of Geographical
Information System (GIS). Explain the important spatial operation tools
used in data analysis.

30. ~ohVa OmZH$mar go ~ohVa {ZU©` hmoVo h¢ & gaH$ma Am¡a ~‹S>o {ZJ_m| _| {ZU©` boZo _| ^m¡Jmo{bH$
gyMZm V§Ì (Or.AmB©.Eg.) H$s ^y{_H$m H$mo EH$ A{V Amdí`H$ CnH$aU Ho$ ê$n _| ñnîQ>
H$s{OE & 5
Better information leads to better decision. Explain the role of
Geographical Information System (GIS) as an essential tool of decision
making in government and large corporations.

31. n¥Ïdr H$s gVh H$m AÜ``Z, {ZJamZr Am¡a à{Vê$n (_m°S>b) H$aZo Ho$ {bE gwXÿa g§doXZ
Am±H$‹S>m| H$m Cn`moJ H$aZo _| C„oIZr` àJ{V H$s JB© h¡ & hdmB© N>m`m{MÌm| go A§H$s`
\$moQ>moJ«m_oQ´>r ({S>OrQ>b \$moQ>moJ«m_oQ´>r) VH$ gwXÿa g§dXoZ Ho$ {dH$mg H$s àd¥{Îm`m| H$m C„oI
H$s{OE & 5
Remarkable progress has been made in utilizing remote sensing data to
study, monitor and model the Earth’s surface. Trace the trends of
development of remote sensing from aerial photographs to digital
photogrammetry.

32. {H$Ýht Xmo à_wI d¡pídH$ Zm¡g§MmbZ (Z¡{dJoeZ) CnJ«h àUm{b`m| H$m VwbZmË_H$ AÜ``Z
H$s{OE & 5
Compare any two main global navigation satellite systems.

33. ‘‘^m¡Jmo{bH$ gyMZm àUmbr _| {H$gr amoJ H$s OmZH$mar H$m {díbofU, gm_m{OH$ Am¡a
àmH¥${VH$ n`m©daU Ho$ g§X^© _| amoJ Ho$ ñdê$n (n¡Q>Z©) H$mo g_PZo _| ghm`H$ h¡ &’’ ñnîQ>
H$s{OE & 5
‘‘GIS analysis of health data is helpful in explaining disease patterns in
terms of social and natural environment.’’ Explain.

247 8