Rajasthan Board 12th Information Technology Sample Paper 2021

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SENIOR SECONDARY EXAMINATION, MODEL QUESTION PAPER-2021
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INFORMATION TECHNOLOGY AND PROGRAMMING

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GENERAL INSTRUCTION TO THE EXAMINEES:
1- ijh{kkFkhZ loZizFke vius iz'u i= ij ukekad vfuok;Zr% fy[ksaA
Candidate must write first his/her Roll No. on the question paper compulsorily.
2- lHkh iz'u djus vfuok;Z gSA
All the questions are compulasory.
3- izR;sd iz'u dk mÙkj nh xbZ mÙkj iqfLrdk esa gh fy[ksaA
Write the answer to each question in the given answer book only.
4- ftu iz'uksa esa vkUrfjd [k.M gS mu lHkh ds mÙkj ,d lkFk gh fy[ksaA
For questions having more than one part the answers to those parts are to be
written together in continuity.
5- iz'u i= ds fgUnh ij vaxzsth :ikUrj.k esa fdlh izdkj dh =qfV@vUrj@fojks/kkHkkl gksus ij fgUnh
Hkk"kk ds iz'u dks lgh ekusAa
If there is any error/difference/contradiction in Hindi & English version of the
question paper, the question of the Hindi version should be treated valid.
6- iz'u dk mÙkj fy[kus ls iwoZ iz'u dk Øekad vo'; fy[ksaA
Write down the serial number of the question before attempting it.

7- iz'uksa dk vadHkkj fuEukuqlkj gSA
Weightage of marks for the question is as follows.

[k.M iz'u la[;k i'uksa vad dqy vad Hkkj
dh izR;sd
la[;k iz'u
[k.M&v(A) 1 ( i to x ), 2 to 11 20 1 20
[k.M&c(B) 12 to 15 4 2 8
[k.M&l(C) 16 to 19 4 3 12
[k.M&n(D) 20 to 21 2 4 8
[k.M&;(E) 22 to 23 2 4 8

[k.M ^v^
Section A
iz- 1- Ukhps fn;s x;s cgqfodYih iz’u ds mRrj mRrj iqfLrdk esa fy[ksaA
Write the answer of the following given multiple choice questions in the
answer book.
(i)fuEu esa ls dkSulk MsVk LVªDpj yhfu;j ¼js[kh;½ MsVk LVªDpj gS\ (1)
¼v½ Vªh¼c½ xzkQ¼l½ ,sjs¼n½ mijksDr ls dksbZ ugha

Which of the following data structure is linear data structure?
(A)Tree(B) Graph(C) Arrays(D) None of the above

(ii)fuEu esa ls dkSulk MsVk LVªDpj vjs[kh; MsVk LVªDpj gS\ (1)
¼v½ ,sjs¼c½ fyaDMfyLV¼l½ mijksDr nksuks¼n½ mijksDr ls dksbZ ugha

Which of the following data structure is nonlinear data structure?
(A)Array (B) Linked list (C) both of above (D) None of these
(iii)js[kh; lpZ ,YxksfjFe dh tfVyrk gksrh gSA (1)
¼v½ O(n)¼c½ O(log n)¼l½ O(n2)¼n½ O(n log n)
Complexity of Linear Search Algorithm is.
(A) O(n)(B) O(log n)(C) O(n2)(D) O(n log n)
(iv) fuEu esa ls dkSulk dsl tfVyrk fl)kUr esa ugha gksrk gS\ (1)
¼v½ cSLV dsl¼c½ oLVZ dsl¼l½ ,sojst dsl¼n½ uy dsl
Which of the following case does not exists in complexity theory?
(A)Best case(B) Worst case(C) Average case(D) Null case
(v)fuEu esa ls dkSulk QaD’ku fMDys;js’ku lgh gS\ (1)
¼v½ int fun (int a, int b)¼c½ int fun (int, int)¼l½ ^v^o^c^nksuks¼n½ nksuks gh ugha
Which of the following function declaration is valid?
¼A½ int fun (int a, int b)¼B½ int fun (int, int)¼C½ Both A and B¼D½ None of
these
(vi)fdl iSjkehVj ikflax ;qfDr esa okLrfod iSjkehVj dh dkWih vokLrfod
iSjkehVj esa dh tkrh gS\ (1)

¼v½ Call by reference ¼c½ call by value ¼l½ Call by Text ¼n½ buesa ls dksbZ
ugha
In which parameter passing method the actual parameters are copied to
formal parameter of function?
¼A½ Call by reference ¼B½ call by value¼C½ Call by Text¼D½ None of these
(vii) og ;wt+j fMQkbZaM MkVk VkbZi tks MkVk o QaD’ku dks ,d lkFk cka/krk gS]
dgykrk gS\ (1)
¼v½ Object ¼c½ Class ¼l½ Array ¼n½ Pointer
User defined data type that binds data and function together is called?
¼A½ Object¼B½ Class¼C½ Array¼D½ Pointer
(viii)lk/kkj.k rkSj ij fdlh Dykl ds esEcj gksrs gSa\ (1)
¼v½ ifCyd¼c½ izkbZosV¼l½ izksVsDVsM¼n½ buesa ls dksbZ ugha
By default the members of a class are?
¼A½ Public¼B½ Private¼C½ Protected¼D½ None of these
(ix)fuEu esa ls D;k MsVkcsl eSustesaV flLVe dk dke ugha gS\ (1)
¼v½ cM+h lwpukvksa dh O;oLFkk¼c½ mfpr MkVk i<+uk¼l½ dkWUdjsV ,Dlsl ls
cpkuk¼n½ MkVk dh lqj{kk
Which of the following is not a goal of database management system?
¼A½ Managing large information¼B½ efficient retrieval¼C½ Preventing
concurrent accesses¼D½ Safety of data
(x)fuEu esa ls dkSulk ,d okf.kfT;d MsVkcsl eSustesVa flLVe dk izdkj gS\ (1)
¼v½ Oracle¼c½ IBM¼l½ Sybase¼n½ All
Which of the following is a type of commercial database management
system?
¼A½ Oracle¼B½ IBM¼C½ Sybase¼D½ All
iz'u la[;k 2 ls 8 rd iz'uksa ds mŸkj ,d iafDr esa nhft, %&
Q.No.2-8 Answer the following questions in one line:

iz- 2- vjs[kh; MksVk LVªDpj dk dksbZ ,d mnkgj.k fyf[k,A (1)
Write any one example of nonlinear data structure.
iz- 3- VksdUl D;k gksrs gS\ (1)

What are tokens?
iz- 4- ,sDlizs’ku D;k gksrs gSa\ (1)
What are Expressions?
iz- 5- bu&ykbu QaD’ku D;k gksrs gSa\ (1)
What are in-line functions?
iz- 6- Dykl dks ifjHkkf"kr djsa\ (1)
Define Class?
iz- 7- daLVªDVj vksojyksfMax fdls dgrs gSa\ (1)
What is constructor overloading?
iz- 8- Mh-Mh-,y- dk iwjk uke D;k gksrk gS\ (1)
What is the full form of DDL?
[k.M ^c^
Section B
iz- 9- ,sjs ------------------------------------------- gksrk gSA (1/2)
Array is ………………………. .
iz- 10- Mh-,e-,y ------------------------------------------- dk y?kq :i gSA (1/2)
DML is abbreviation of ………………………. .
iz- 11- Dykl ds ifCyd esca j dks ---------------------------- ls ,Dlsl fd;k tk ldrk gSA(1/2)
The public member of the class can be accessible with ……………. .
iz- 12- SQL ds dksbZ pkj ,xzhxsV QaD’ku fyf[k,A (2)
Write any four aggregate functions of SQL.
iz- 13- ,d [kjkc MsVkcsl D;k gksrk gS\ (2)
What is bad database?
iz- 14- QaD’ku esa dkWy&ck; jsQjsal dks le>kb,A (2)
Explain Call by reference in functions.
iz- 15- LVSfVd esca j QaD’ku ds xq.k crkb,A (2)
What are the properties of static member function.
[k.M ^l^
Section C
iz- 16- ,sjs ls vki D;k le>rs gSa\ ,d foeh; ,sjs dks le>kb,A (3)
What do you mean by Array? Explain 1-Dimensional Array.
vFkok
fLVaªx D;k gksrh gS\
What is String?
iz- 17- izkbosV o ifCyd ,Dlsl ekWfMQk;j esa varj crkb,A (3)
Differentiate between private and public access modifier.
vFkok
LVsfVd MsVk esacj ds xq.k crkb,A
State the characteristics of static data member.

iz- 18- dULVªDVj ds xq.kksa dks le>kb,A (3)
Explain the properties of Constructor.
vFkok
bUgsfjVsal esa fotsfCyVh eksM ds izHkko dks le>kb,A
Explain the effect of visibility mode on Inheritance.
iz- 19- fQft+dy ,oa ykWft+dy MkVk bufMisM
a salh esa varj crkb,A (3)
Differentiate between Physical and Logical data independency.
vFkok
QkWjsu&dh D;k gksrh gS \ fdlh Vscy esa QkWjsu&dh fdl izdkj cukrs gSa\
What is a foreign Key? How we can create a foreign key in a table?
[k.M ^n^
Section D
iz- 20- fofHkUu izdkj ds ywfiax LVsVesaV~l dk o.kZu dhft,A (3)
Explain various types of looping statements.
vFkok
eYVhiy bugsfjVsal dks mnkgj.k lfgr le>kb,A
Explain multiple inheritances with example.
iz- 21- MsVk LVªDpj ds mi;ksx crkb,A (3)
Tell the uses of data structure.
vFkok
djsDVj fLVaªx dks le>kb,A
Explain the character string.
[k.M ^;^
Section E
iz- 22- Lisl dkWEIysfDlVh dks fdl izdkj Kkr djrs gSa\ (4)
How space complexity can be calculated?
vFkok
Vw&Mk;esa’uy ,sjs dks mnkgj.k lfgr le>kb,A
Explain 2-Dimensional array with example.
vFkok
ckbujh lpZ yhfu;j lpZ ls vPNh D;ksa gS\ le>kbZ,A
Why Binary search is better than Linear Search? Explain.
iz- 23- ÝsaM QaD’ku dh lgk;rk ls fdUgh nks Dykl ds MkVk esca j dks LoSi djus gsrq
izksxzke fyf[k,A (4)
Write a program to swap data member of two classes using friend function.
vFkok
fofHkUu izdkj ds bagsfjVsal dks mnkgj.k lfgr laf{kIr esa le>kbZ,A
Write a short note on different type of inheritance with example.
vFkok
fuEu ^lsV^ vkWijsVj ds fy, flaVsDl crkbZ,A
1- baVjlsDV 2- ,sDlsIV

Write the syntax for following “set” operators.
1. Intersect 2. Except