CBSE Class 12 Geospatial Technology Question Paper 2020

H$moS> Z§.
Code No. 342
amob Z§. narjmWu H$moS >H$mo CÎma-nwpñVH$m Ho$ _wI-n¥ð
Roll No. >na Adí` {bIo§ &
Candidates must write the Code on the
title page of the answer-book.

ZmoQ> NOTE
(I) H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV (I) Please check that this question
n¥ð> 11 h¢ & paper contains 11 printed pages.

(II) àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE H$moS (II) Code number given on the right
>Zå~a H$mo N>mÌ CÎma-nwpñVH$m Ho$ _wI-n¥ð> na hand side of the question paper
{bI| & should be written on the title page of
the answer-book by the candidate.
(III) H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| (III) Please check that this question
>42 àíZ h¢ & paper contains 42 questions.
(IV) H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go (IV) Please write down the Serial
nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ Number of the question in the
Adí` {bI| & answer-book before attempting it.
(V) Bg àíZ-nÌ H$mo n‹T>Zo Ho$ {bE 15 {_ZQ >H$m (V) 15 minute time has been allotted to
g_` {X`m J`m h¡ & àíZ-nÌ H$m {dVaU read this question paper. The
nydm©• _| 10.15 ~Oo {H$`m OmEJm & question paper will be distributed
10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db at 10.15 a.m. From 10.15 a.m. to
10.30 a.m., the students will read the
àíZ-nÌ H$mo n‹T>|Jo Am¡a Bg Ad{Y Ho$ Xm¡amZ question paper only and will not
do CÎma-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & write any answer on the
answer-book during this period.

^y-AmH$mer` VH$ZrH$s
GEOSPATIAL TECHNOLOGY

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

.342 1 P.T.O.

gm_mÝ` {ZX}e :
{ZåZ{b{IV {ZX}em| H$mo ~hþV gmdYmZr go n{‹T>E Am¡a CZH$m g™Vr go nmbZ H$s{OE :
(a) Bg àíZ-nÌ _| Xmo IÊS> h¢  IÊS> H$ … amoOJma H$m¡eb Am¡a IÊS> I … {df` H$m¡eb &
(b) IÊS> H$ … amoOJma H$m¡eb (10 A§H$)
(i) {XE JE 6 àíZm| _| go {H$Ýht 4 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 1 A§H$ H$m h¡ &
(ii) {XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 2 A§H$ H$m h¡ &
(c) IÊS> I … {df` H$m¡eb (50 A§H$)
(i) {XE JE 12 àíZm| _| go {H$Ýht 10 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 1 A§H$ H$m h¡ &
(ii) {XE JE 7 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 2 A§H$ H$m h¡ &
(iii) {XE JE 7 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 3 A§H$ H$m h¡ &
(iv) {XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 5 A§H$ H$m h¡ &
(d) Bg àíZ-nÌ _| 42 àíZ em{_b h¢ {OZ_| go 30 àíZm| Ho$ CÎma XoZo h¢ &
(e) g^r àíZm| Ho$ {deof IÊS> H$mo ghr H«$_ _| H$s{OE &

IÊS> H$
(amoOJma H$m¡eb) (10 A§H$)

{XE JE 6 àíZm| _| go {H$Ýht 4 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 1 A§H$ H$m h¡ & 14=4

1. {ZåZ{b{IV _| go H$m¡Z-gm H$m`© EH$ g{H«$` lmoVm ~ZZo _| ghm`H$ Zht h¡ ? 1
(A) Ü`mZnyd©H$ gwZZm
(B) µOê$aV n‹S>Zo na ñnîQ>rH$aU _m±JZm
(C) ~ma-~ma AdamoY H$aZm
(D) AdamoY Z H$aZm
2. {ZåZ{b{IV _| go H$m¡Z-gm EH$ \$mBb ImobZo Ho$ {bE H$s~moS>© g§{jßV (em°Q>©H$Q>) h¡ ? 1
(A) H$ÊQ´>mob + Amo
(B) H$ÊQ´>mob + Eg
(C) H$ÊQ´>mob + EZ
(D) H$ÊQ´>mob + nr
.342 2

General Instructions :
Read the following instructions very carefully and strictly follow them :
(a) This question paper consists of two parts viz. Section A : Employability
Skills and Section B : Subject Skills.
(b) Section A : Employability Skills (10 Marks)
(i) Answer any 4 questions out of the given 6 questions of 1 mark each.
(ii) Answer any 3 questions out of the given 5 questions of 2 marks each.
(c) Section B : Subject Skills (50 Marks)
(i) Answer any 10 questions out of the given 12 questions of 1 mark each.
(ii) Answer any 5 questions from the given 7 questions of 2 marks each.
(iii) Answer any 5 questions from the given 7 questions of 3 marks each.
(iv) Answer any 3 questions from the given 5 questions of 5 marks each.
(d) This question paper contains 42 questions out of which 30 questions are to
be answered.
(e) All questions of a particular section must be attempted in the correct
order.

SECTION A
(Employability Skills) (10 Marks)

Answer any 4 questions out of the given 6 questions of 1 mark each. 14=4

1. Which one of the following actions does not help to become an active
listener ? 1
(A) Listen carefully
(B) Ask for clarification, if required
(C) Interrupt repeatedly
(D) Don’t interrupt

2. Which one of the following is the keyboard shortcut to open a file ? 1
(A) Ctrl + O
(B) Ctrl + S
(C) Ctrl + N
(D) Ctrl + P

.342 3 P.T.O.

3. Amn AnZo g_` Ho$ g~go g\$b Or.AmB©.Eg. {díbofH$ ~ZZm MmhVo h¢ & {ZåZ{b{IV _|
go H$m¡Z-gm EH$ àoaUm òmoV Ho$ ê$n _| H$m`© Zht H$aoJm ? 1
(A) g§JrV
(B) ZtX
(C) nwñVH|$
(D) ~‹S>m H$aZo H$m gnZm
4. CÚ{_Vm Š`m h¡ ? 1

5. nwñVH|$ g~go AÀN>r _________ _mZr OmVr h¢ & 1

6. gm¡a Ed§ ndZ D$Om© Ho$ joÌ _| {H$Ýht Xmo h[aV Zm¡H$[a`m| H$m C„oI H$s{OE & 1

{XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 2 A§H$ H$m h¡ & 23=6

7. g{H«$` hmoH$a gwZZm {H$gr ^r H$_©Mmar Ho$ {bE EH$ Cn`moJr H$m¡eb H¡$go h¡ ? 2

8. H$ënZm H$s{OE {H$ Amn S>r.Ama.S>r.Amo. _| H$m`©aV EH$ Or.AmB©.Eg. {díbofH$ h¢ &
AmnH$mo AéUmMb àXoe H$s ^maVr` A§Vam©îQ´>r` gr_m Ho$ gwXÿa g§doXZ S>oQ>m Ho$ {díbofU H$s
{µOå_oXmar Xr OmVr h¡ & {H$Ýht Xmo ì`{ŠVËd JwUm| H$m C„oI H$s{OE Omo Bg Vah Ho$
g§doXZerb H$m`© Ho$ {bE Amn _| hmoZo Mm{hE & 2

9. {H$Ýht Xmo VarH$m| H$m C„oI H$s{OE, {OZHo$ _mÜ`_ go Amn EH$ ñbmBS> _| {MÌm| H$mo {Z{dîQ>
H$a gH$Vo hmo & 2

10. CÚ{_`m| Am¡a H$_©Mm[a`m| H$s _Zmod¥{Îm`m| _| H$moB© Xmo A§Va ñnîQ> H$s{OE & 2

11. h[aV ^dZm| go Š`m A{^àm` h¢ ? ñnîQ> H$s{OE & 2

IÊS> I
({df` H$m¡eb) (50 A§H$)
{XE JE 12 àíZm| _| go {H$Ýht 10 àíZm| Ho$ CÎma Xr{OE & àË`oH$ àíZ 1 A§H$ H$m h¡ & 110=10

12. {ZåZ{b{IV _| go {dÚwV²-Mwå~H$s` D$Om© H$m _w»` òmoV H$m¡Z-gm h¡ ? 1
(A) gy`©
(B) MÝÐ_m
(C) n¥Ïdr
(D) H$mo`bm
.342 4

3. You wish to become the most successful GIS analyst of your time. Which
of the following will not work as a source of motivation ? 1
(A) Music
(B) Sleep
(C) Books
(D) Dreaming big

4. What is Entrepreneurship ? 1

5. Books are said to be best __________ . 1

6. Mention any two green jobs in solar and wind power sector. 1

Answer any 3 questions out of the given 5 questions of 2 marks each. 23=6

7. How is active listening a helpful skill for an employee ? 2

8. Imagine you are a GIS analyst working with DRDO. You are assigned the
responsibility of analysis of RS data of the Indian international border in
Arunachal Pradesh. Mention any two personality traits which are
required in you to work on such a sensitive project. 2

9. Mention any two ways in which you can insert pictures in a slide. 2

10. Explain any two differences in attitudes of entrepreneurs and employees. 2

11. What are green buildings ? Explain. 2

SECTION B
(Subject Skills) (50 Marks)

Answer any 10 questions out of the given 12 questions of 1 mark each. 110=10

12. Which one of the following is the main source of electromagnetic energy ? 1
(A) Sun
(B) Moon
(C) Earth
(D) Coal

.342 5 P.T.O.

13. {dÚwV²-Mwå~H$s` {d{H$aU Ho$ EH$ {MH$Zr gVh go Q>H$amZo na Š`m hmoVm h¡ ? 1
(A) g§MaU (nmaJå`Vm)
(B) AdemofU
(C) namdV©Z
(D) àH$sU©Z ({~Iamd)
14. {ZåZ{b{IV _| go H$m¡Z-gm gwXÿa g§doXZ à{H«$`m _| em{_b Zht h¡ ? 1
(A) {ZJamZr
(B) CËnmXZ
(C) _mbgyMr
(D) _yë`m§H$Z
15. H$m¡Z-gr {H«$`m{d{Y {H$gr AdpñW{V Am¡a CgH$s {deofVmAm| H$mo {ÌAm`m_r go {ÛAm`m_r
gVh _| n[ad{V©V H$aVr h¡ ? 1
(A) AmYma aoIm (S>oQ>_)
(B) {ZX}em§H$
(C) ^m¡Jmo{bH$ gyMZm V§Ì
(D) àjonU
16. _m¡OyXm CËnmXm| go ZdrZ Or.AmB©.Eg. CËnmXm| Ho$ g¥OZ H$aZo H$s à{H«$`m H$mo H$hVo h¢ : 1
(A) Or.AmB©.Eg. g§nmXZ
(B) Or.AmB©.Eg. doŠQ>amBµOoeZ
(C) Or.AmB©.Eg. à{Vê$nU (_m°S>qbJ)
(D) Or.AmB©.Eg. g_ñ`m-{ZdmaU
17. g^r dñVw nXmW© {OZH$m Vmn_mZ _________ go µÁ`mXm hmoVm h¡, {dÚwV²-Mwå~H$s` {d{H$aU
CËg{O©V H$aVo h¢ & 1

18. _________ {díbofU {H$gr ^m¡Jmo{bH$ AmH¥${V`m| Ho$ Amg-nmg Ho$ joÌ H$mo nhMmZZo Ho$
{bE à`moJ {H$`m OmVm h¡ & 1

19. nmfmU `wJ _| bmoJ Zm¡g§MmbZ _________ Ho$ Ûmam H$aVo Wo & 1

20. {H$g Zm¡g§MmbZ V§Ì _| ImoO Ed§ ~Mmd H$s A{ÛVr` {deofVm h¡ ? 1

.342 6

13. What occurs when incident EMR bounces off from a smooth surface ? 1
(A) Transmittance
(B) Absorption
(C) Reflection
(D) Scattering

14. Which one of the following is not included in a remote sensing process ? 1
(A) Monitoring
(B) Production
(C) Inventory
(D) Assessment

15. Which procedure transforms the features and location from a 3D to a 2D
surface ? 1
(A) Datum
(B) Coordinates
(C) GIS
(D) Projection

16. The process of creating new GIS products from existing products is
known as : 1
(A) GIS editing
(B) GIS vectorisation
(C) GIS modelling
(D) GIS troubleshooting

17. All object matters that have temperature higher than _________ emit
EMR. 1

18. _________ analysis is used for identifying area surrounding geographic
features. 1

19. Stone Age people navigated by means of _________. 1

20. Which navigation system has the unique feature of search and rescue ? 1

.342 7 P.T.O.

21. gm§pñW{V Š`m hmoVr h¡ ? ñnîQ> H$s{OE & 1

22. H$m¡Z-gm Or.AmB©.Eg. {dH«o$Vm 3S>r gm°âQ>do`a {O`mo_¡{Q>H$m CnbãY H$amVm h¡ ? 1

23. H$m¡Z-gm Or.AmB©.Eg. {~Zm àmê$n ê$nm§VaU Ho$ Or.AmB©.Eg. gm°âQ>do`a àUmbr g§Omb _|
S>oQ>m H$m AmXmZ-àXmZ H$aVm h¡ ? 1

{XE JE 7 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 2 A§H$ H$m h¡ & 25=10

24. ao{S>`mo Zm¡g§MmbZ àUmbr H$mo ñnîQ> H$s{OE & 2

25. Or.AmB©.Eg. Š`m h¡ ? Bgo ^y-AmYm[aV gyMZm V§Ì Š`m| H$hm OmVm h¡ ? 1+1=2

26. ñWm{ZH$ S>oQ>m~og H$mo ñnîQ> H$s{OE & 2

27. {H$Ýht Xmo N>{d d¥{Õ H$s VH$ZrH$m| Ho$ Zm_ {b{IE & 1+1=2

28. {Zñ`§XZ H$m CÔoí` Š`m h¡ ? ñnîQ> H$s{OE & 2

29. A§H$s` \$moQ>moJ«m_oQ´>r Š`m h¡ ? ñnîQ> H$s{OE & 2

30. Obg§^a à~§YZ go Š`m A{^àm` h¡ ? S>moS>mhmbm Obg§^a _| g§gmYZ à~§YZ Ho$ {bE
H$m¡Z-gm VarH$m BñVo_mb {H$`m J`m ? 1+1=2

{XE JE 7 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 3 A§H$ H$m h¡ & 35=15

31. gm_{`H$ {d^oXZ H$mo CXmhaUm| g{hV ñnîQ> H$s{OE & 2+1=3

32. _¥Xm H$s dU©H«$_r` (ñnoŠQ´>_r) namd{V©Vm {deofVmAm| H$s ì`m»`m H$s{OE & 3

33. ñWm{ZH$ Cn[aem`r Š`m hmoVm h¡ ? doŠQ>a Cn[aem`r Ho$ {H$Ýht Xmo VarH$m| H$mo ñnîQ>
H$s{OE & 1+2=3

34. `y.Q>r.E_. Š`m h¡ ? ñnîQ> H$s{OE & 3

35. Q´>mBb¡{Q>aoeZ Š`m hmoVm h¡ ? J«mhr H$s AdpñW{V H$mo {ZYm©[aV H$aZo dmbo {gÕm§V Am¡a à{H«$`m
H$mo ñnîQ> H$s{OE & 1+2=3

36. gd}jU Š`m h¡ ? Or.nr.Eg. gd}jU H$aZo Ed§ _mZ{MÌ ~ZmZo _| H¡$go ghm`H$ hmoVm h¡ ? 1+2=3

37. _ëQ>rñnoŠQ´>b gwXÿa g§doXZ Š`m h¡ ? BgH$s {deofVmAm| H$mo ñnîQ> H$s{OE & 1+2=3
.342 8

21. What is topology ? Explain. 1

22. Which GIS vendor provides the 3D software Geomatica ? 1

23. Which GIS refers to exchange of data to GIS software system network
without format conversion. 1

Answer any 5 questions from the given 7 questions of 2 marks each. 25=10

24. Explain the radio navigation system. 2

25. What is GIS ? Why is it called as Geo-based information system ? 1+1=2

26. Explain Spatial database. 2

27. Name any two image enhancement techniques. 1+1=2

28. What is the purpose of filtering ? Explain. 2

29. What is digital photogrammetry ? Explain 2

30. What is Watershed management ? Which method was used in
Doddahalla watershed to manage the resources ? 1+1=2

Answer any 5 questions from the given 7 questions of 3 marks each. 35=15

31. Explain Temporal resolution with examples. 2+1=3

32. Explain the spectral reflectance characteristics of soil. 3

33. What is spatial overlay ? Explain any two methods of vector overlay. 1+2=3

34. What is UTM ? Explain. 3

35. What is trilateration ? Explain the principle and process of deciding
receiver’s location. 1+2=3

36. What is surveying ? How does GPS help in surveying and mapping ? 1+2=3

37. What is multispectral remote sensing ? Explain its characteristics. 1+2=3

.342 9 P.T.O.

{XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| Ho$ CÎma {b{IE & àË`oH$ àíZ 5 A§H$ H$m h¡ & 53=15

38. ZJa Ed§ AmYma^yV g§aMZm H$s `moOZm Ho$ {dH$mg _| ^y-AmH$mer` VH$ZrH$s H$s ^y{_H$m H$s
ì`m»`m H$s{OE & 5

39. {bS>ma Š`m h¡ ? ñnîQ> H$s{OE & 5

40. A§H$s` N>{d àg§ñH$aU Š`m hmoVm h¡ ? BgHo$ g^r MaUm| H$m CëboI H$aVo hþE, {H$gr EH$
MaU H$mo ñnîQ> H$s{OE & 1+2+2=5

41. ‘‘~hþV-go g§JR>Z AnZo g§gmYZm| Ho$ ~ohVa à~§YZ Ho$ {bE Or.AmB©.Eg. H$mo A_b _| bm aho
h¢ &’’ Or.AmB©.Eg. dV©_mZ g_` _| g§JR>Zm| H$s H¡$go ghm`Vm H$aVm h¡ ? ñnîQ> H$s{OE & 5

42. Or.AmB©.Eg. Ho$ H$m`m] H$mo ñnîQ> H$s{OE & 5

.342 10

Answer any 3 questions from the given 5 questions of 5 marks each. 53=15

38. Explain the role of Geospatial technology in the development of Urban
and Infrastructure planning. 5

39. What is LIDAR ? Explain. 5

40. What is Digital Image processing ? Mention all the steps and explain any
one step. 1+2+2=5

41. ‘‘Many organizations have implemented GIS to improve the management
of their resources.’’ Explain how GIS facilitates organizations in present
times. 5

42. Explain the functions of GIS. 5

.342 11 P.T.O.