Rajasthan Board 12th Model Paper 2026 Computer Science

RAJASTHAN BOARD

MODEL
PAPER
2026

PRACTICE PAPERS

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iz’u&i= dh ;kstuk 2025&2026
d{kk & 12th
fo"k; & Computer Science
vof/k & 3 Hours 15 Minutes iw.kkZd
a &56
1- mn~ns'; gsrq vadHkkj&
Ø-l-a mn~n's ; vadHkkj izfr'kr
1- Kku 16 28.57
2- vocks/k 16 28.57

3- Kkuksi;ksx 10 ½ 18.75
4- dkS'ky 6½ 11.61
5- fo’ys"k.k 7 12.50
;ksx 56 100

2- iz'uksa ds izdkj okj vadHkkj&
Ø-la- iz'uksa dk izdkj iz'uksa dh vad dqy vad izfr'kr izfr'kr laHkkfor
la[;k izfriz'u ¼vadks dk½ ¼iz'uksa le;
dk½
1- cgqfodYikRed 18 ½ 9 16.07 33.96 24
2- fjDr LFkku 10 ½ 5 8.93 18.87 12
3- vfry?kqÙkjkRed 10 1 10 17.86 18.87 17
4- y?kqÙkjkRed 10 1½ 15 26.79 18.87 62
5- nh?kZmÙkjh; 3 3 9 16.07 5-66 35
6- fuca/kkRed 2 4 8 14.28 3.77 45
;ksx 53 56 100 100 195
feuV
fodYi ;kstuk % [k.M ^l* ,oa ^n* esa gSa
3- fo"k; oLrq dk vadHkkj&
Ø-l-a fo"k; oLrq vadHkkj izfr'kr
1 Exception handling in python 5 8.93
2 File handling in python 3 5.36
3 Stack 5.5 9.82
4 Queue 5.5 9.82
5 Sorting 6.5 11.61
6 Searching 6.5 11.61
7 Understanding Data 5 8.93
8 Database concepts 6 10.71
9 Structured Query Language (SQL) 5 8.93
10 Computer Networks 2 3.57
11 Data Communication 3.5 6.25
12 Security aspects 2.5 4.46
Total 56 100

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1 Exception handling in
½(2) ½(1) 1(1) 1(2) ½(1) 5(7)
python
2 File handling in python ½(1) 1(1)
1½
3(3)
(1)
3 Stack ½(1)
1
½(1) 3(1)* 5½(4)
½(1)
4 Queue 1 5¼
½(1) ½(1) 3(1)*
½(1) (4)
5 Sorting ½(1) ½(1) 1(1)
1
3(1)* 6½(5)
½(1)
6 Searching ½(1) ½(1)
1
4(1)* 6½(4)
½(1)
7 Understanding Data ½(1) 1½
½(1) 1(1)
1
5(5)
(1) ½(1)
8 Database concepts ½(1) 1(1) ½(1) 6(4)

9 Structured Query
½(1) ½(1)
1 1½
1(1) 4(1)* 5(5)
Language (SQL) ½(1) (1)
10 Computer Networks ½(1) ½(2) ½(1) 2(4)

11 Data Communication ½(2) 1(1) 1(1) ½(1) 3½(5)

12 Security aspects ½(1) 1½
½(1) 2½(3)
(1)
;ksx 7(14) 3(6) 3(3) 3(2) 1(2) ½(3) 6(6)
1 7½ 1(2)
½
3(2) 6(2) 1(1)
1
4(1) 3(1) 4(1)
(5) (1) ½(1)
6½(3) 56
loZ;ksx 16(25) 16(16) 10½(7) 7(2)
(53)
fodYiksa dh ;kstuk %& [k.M ^l* ,oa ^n* esa izR;sd esa ,d vkarfjd fodYi gS uksV%&dks"Bd ds ckgj dh la[;k ^vadksa* dh rFkk vanj dh la[;k ^iz'uksa* ds |ksrd gSA
fo'ks"k %& mDr CY;w fizUV ekWMy iz'u i= dk gS tks iz'uksa ds izdkjksa dks le>us dh lqfo/kk ek= ds fy, gSA ewy iz'u i= dk CY;w fizUV fHkUu gks ldrk gSA

mPp ek/;fed ijh{kk] 2026
Senior Secondary Examination, 2026
uewuk iz'u&i=
Model Paper
fo"k; & dEi;wVj foKku
Sub : Computer Science
d{kk & 12oha
Class: 12th

le; % 03 ?k.Vs 15 feuV iw.kkZad % 56

ijh{kkfFkZ;ksa ds fy, lkekU; funs'Z k %&
GENERAL INSTRUCTUOBN TO THE EXAMINATIONS :

1- ijh{kkFkhZ loZizFke vius iz'u i= ij ukekad vfuok;Zr% fy[kasA
Candidate must write first his/her Roll No. on the question paper
compulsorily.
2- lHkh iz'u gy djus vfuok;Z gSA
All the questions are compulsory.
3- iz'uksa ds 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 muds mÙkj ,d lkFk gh fy[kasA
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 o vaxzt
s h :ikUrj.k esa fdlh izdkj dh =qfV@vUrj@
fojks/kkHkkl gksus ij fgUnh Hkk"kk ds iz'u dks gh lgh ekuasAa
If there is any error/difference/contradiction in Hindi & English versions of the
question paper, the question of 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.

[k.M & ¼v½
SECTION-(A)

(1) (i) tc izkx
s zke dks ju djrs le; error vkrh gS rks Exception gksxk ---------------------------- ½
(v) Created (c) Asserted
(l) Triggered (n) Raised
When an error occurs during the execution of a Program, an exception is said to have been
.......................... .
(a) Created (b) Asserted
(c) Triggered (d) Raised
(ii) Readlines( ) eSFkM okil nsrk gS -------------------------- ½
(v) String (c) List
(l) Dictionary (n) Tuple
Readlines( ) method return ...................................
(a) String (b) List
(c) Dictionary (d) Tuple
(iii) Stack esa u;s elements dks TOP eas tkMsu+ s dks dgrs gSaA ½
(v) POP (c) PUSH
(l) INSERT (n) (a) (and (b) both
.............. adds a new element at the TOP of the stack.
(a) POP (b) PUSH
(c) INSERT (d) (a) (and (b) both
(iv) lkekU;r% Storage fMokbl gSA ½
(v) Hard disk (c) SSD
(l) Pen drive (n) all of the above
Commonly used storage devices.
(a) Hard disk (b) SSD
(c) Pen drive (d) all of the above
(v) fuEu esa ls MkVkcsl ds xq.k gS & ½
(v) MkVkcsl okLrfod nqfu;k ds dqN igyw dk izfrfuf/kRo djrk gSaA ftls feuh oYMZ Hkh dgk
tkrk gSA
(c) ;g fof'k"V mn~ns'; ds fy, MsVk dks fMtkbu djuk] cukuk vkSj laxzg fd;k tkrk gSA
(l) ;g fdlh Hkh vkdkj vkSj tfVyrk dk gks ldrk gSA
¼n½ mijksDr lHkhA
Which of the following properties belong to the database?
(A) A database is a representation of some aspect of the real world also called mini world.
(B) It is designed, built and populated with data for specific purpose.
(C) It can be of any size and complexity
(D) All of the above.
(vi) SQL esa fdl dek.M ls Vscy laxzg ds xq.kkas dks cnyk tk ldrk gSA ½
(v) Alter Table (c) Modify Table
(l) Change Table (n) Hide Table

In SQL, which command is used to change a table's storage characteristic?
(a) Alter Table (b) Modify Table
(c) Change Table (d) Hide Table
(vii) Computer Network gS ½
(v) ;g dEI;wVj ds gkMZo; s j vkSj mlds ?kVdkas dk laxzg gSA
(c) ;g lapkj pSuy }kjk ijLij twMs+ gq;s gSA
(l) lalk/kuksa vkSj lwpukvksa dks lk>k djus dh vuqefr nsrk gSA
¼n½ mijksDr lHkhA
A computer Network-
(A) It is a collection of hardware components and Computer?
(B) It is interconnected by communication channels.
(C) Allows sharing of resources and information
(D) All of the above
(viii) Bandwidth dks ekik tkrk gS& ½
(v) Byte per second (c) Bit per second
(l) Hertz (n) Amperes
Bandwidth is measured in -
(a) Byte per second (b) Bit per second
(c) Hertz (d) Amperes
(ix) ,d Malware dh igpku djsa tks fdlh laØe.k ds ek/;e ls izfrd`fr ;k Dyksu ugha cukrk gSA ½
(v) Trojans (c) Worms
(l) Rootkits (n) Virus
Identify the malware which does not replicate or clone through an infections
(A) Trojans (B) Worms
(C) Rootkits (D) Virus
(x) ---------------------------- ,d Python object gS tks ,d error dks iznf'kZr djrk gSA ½
(v) Interpreter (c) Compiler
(l) Exception (n) Module
..................... is a python object that represents an error
(A) Interpreter (B) Compiler
(C) Exception (D) Module
(xi) Stack fuEu esa ls fdl fu;e dk vuqlj.k djrk gS ½
(v) FIFO (c) LIFO
(l) FILO (n) LILO
Stack follows :-
(A) FIFO (B) LIFO
(C) FILO (D) LILO
(xii) Stack vkSj Quene nksuks ykxw djus ds fy, fdl MsVk lajpuk dk mi;ksx fd;k tkrk gSA ½
(v) Stack (c) Array
(l) Quene (n) Deque
Which data structure can be used to implement both stack and quene
(A) Stack (B) Array
(C) Quene (D) Deque

(xiii) Hash rkfydk eas tc nks elements ,d gh Slot esa map gksrs gS rks bls dgk tkrk gSA ½
(v) collision (c) Sorting
(l) Searching (n) Merging
When two elements map to the same slot in the hash table it is called.
(A) collision (B) Sorting
(C) Searching (D) Merging
(xiv) fdlh rRo ds laxzg dks fdlh fo'ks"k Øe eas j[kus ;k iquO;ZofLFkr djus dh izfØ;k dks dgk tkrk
gSA ½
(v) Searching (c) Sorting
(l) Rearranging (n) Merging
The process of placing or rearranging a collection of elements into a particular
order is known as
(A) Searching (B) Sorting
(C) Rearranging (D) Merging
(xv) eqd's k us VsLV esa [8, 9, 10, 8, 7, 6] vad izkIr fd,A bu vadksa dk cgqyd gksxk ½
(v) 8 (c) 9
(l) 7 (n) 10
Mukesh Score marks [8, 9, 10, 8, 7, 6] in test. Mode of these given marks
(A) 8 (B) 9
(C) 7 (D) 10
(xvi) fuEufyf[kr esa ls dkSulk lcls NksVk usVodZ gSA ½
¼v) WAN (c) MAN
(l) LAN (n) None of the above
Which of the following is the smallest network?
(A) WAN (B) MAN
(C) LAN (D) None of the above
(xvii) Vªkalfe’ku ehfM;k dks vkerkSj ij ---------------- ds :i esa oxhZd`r fd;k tkrk gSA ½
(A) fixed or unfixed (B) determinate or indeterminate.
(C) guided or unguided. (D) metallic or nonmetallic.
Transmission media are usually categorized as __________
(A) fixed or unfixed (B) determinate or indeterminate.
(C) guided or unguided. (D) metallic or nonmetallic.
(xviii) एक try-except लॉक म िकतने except कथन हो सकते ह? ½
(A) शू य (B) एक
(C) एक से अिधक (D) शू य से अिधक
How many except statements can a try-except block have?
(A) zero (B) one
(C) more than one (D) more than zero

Q2. Fill in blanks

(i) ...................... search fdlh Hkh elements dks NksMs+ fcuk] ,d ckj eas ,d lwph ds elements
dh tkap djrk gSA ½
...................... search checks the elements of a list, one at a time, without
skipping any elements.
(ii) fdlh fo'ks"k Øe eas rRokas ds laxzg dks iqu% O;ofLFkr djus dh izfØ;k dks -------------------- dgk tkrk
gSA ½
The process of placing or rearranging a collection of elements into a particular
order is known as ................................
(iii) Front vkSj Rear dk mi;ksx ---------------------------------- dh 'kq:vkr ;k var eas fd;k tkrk gSA ½
Front and Rear are used to indicate beginning and end of ...............
(iv) ------------------------------ ,d Python object gS tks ,d error dks crkrk gSA ½
....................... is a python object that represents an error.
(v) ---------------------- ,d izksxke dk laxzg gS tks data base dks mi;ksx o maintain djus ds
fy, mi;ksxdrkZ dks l{ke cukrk gSA ½
A ......... is a collection of programs that enables users to rate maintain and use a
database.
(vi) fdlh laca/k esa dksbZ fo'ks"krk foreign key gSA ;fn og fdlh vU; lacU/k esa …………… key gS ½
An attribute in a relation is foreign key if it is the .............. key in any other relation.
(vii) FTP 'kCn dk vFkZ gS …………………… ½
The term FTP stands for ................. .
(viii) ------------------------- dbZ vyx&vyx usVodZ dk laxzg gSA ½
........... is a collection of many separate networks.
(ix) VoLTE dk vFkZ gS ½
VoLTE stands for ..........................................
(x) -------------------------------------- ,d legitimate software gS tks ,d ckj bLaVky gks tkus
ds ckn virus dh rjg dk;Z djrk gSA ½
................ looks like a legitimate software which once installed acts like a virus.

Q3 fn;s x;s iz'uksa ds mÙkj fyf[k,A
Answer the following questions.
(i) Python esa ID Error Exception dSls ekywe dh tkrh gS \ 1
How to catch ID Error Exception in Python ?
(ii) Python esa ge Open( ) dk mi;ksx dc djrs gS \ 1
When we use Open( ) methods in Python ?
(iii) Data file ls Data ds Bytes(n) dh fufnZ"V la[;k dks i<+us ds fy, fdl QaD'ku dk mi;ksx
fd;k tkrk gSA 1
Which Method is used to read a specified numbers of bytes(n) of data from a data file .

(iv) fdlh d{kk eas Nk=kas dh ÅpkbZ ls-eh- eas nh xbZ gS [90, 120, 110, 115, 85, 90, 100, 110,
110] Nk=kas dh ÅapkbZ dk vkSlr ;k ek/; Kkr dhft,A 1
Assume that height (in cm) of Students in a class are as follows [90, 120, 110, 115,
85, 90, 100, 110, 110]. Find Mean or average height of the Class .
(v) Database schema D;k gS\ 1
What is Database schema?
(vi) SQL esa ge update statement dk iz;ksx dc djrss gS \ 1
When we use Update statement in SQL ?
(vii) Computer network ds dksbZ ikap Hkkx fyf[k,A 1
Write any five components of computer network.
(viii) Transmission Media D;k gksrk gS \ 1
What is transmission Media?
(xi) Python exception handling esa except CykWd dk mn~ns’; D;k gS\ 1
What is the purpose of the except block in Python exception handling?
(x) jsfM;ks rjaxks dh vko`fr dh Range D;k gS\ 1
What is the range of Frequency for radio waves?
[k.M & ¼c½
SECTION -(B)
Q4 uhps fy[ks dFku (a) o (b) esa D;k vUrj gS \ 1.5
(a) p = open("Practice. txt", "r")
p. read (0)
(b) With open("Practice. txt", "r") as p:
x = p.read( ).
What is the difference between the following set of statements (a) and (b) ?
(a) p = open("Practice. txt", "r")
p. read (0)
(b) With open("Practice. txt", "r") as p:
x = p.read( ).
Q5 Stack ij fd, tk ldus okys cqfu;knh vkWijs'ku D;k gS\ 1.5
What are the basic operations that can be performed on the stack?
Q6 Queue Deque MsVk Vkbi fdl izdkj ls MhD;w MsVk Vkbi ls vyx gS \ 1.5
How is queue deque data type different from deque data type?
Q7 ,d fyLV dks vojksgh Øe esa Øec) djus ds fy, ccy lkWVZ ,YxksfjFke fy[ksA 1.5
Write a bubble sort algorithm to sort a list in descending order.
Q8 Collision D;k gS\ 1.5
What is collision?
Q9 Structured data vkSj unstructured data esa vUrj fyf[k,A 1.5
Differentiate between Structured data and unstructured data.
Q10 ,d lIrkg ds lkr fnu dk rkieku ¼lsfY;;l es½a 34, 34, 27, 28, 27, 34, 34 fn;k x;k gSA bu rkieku dk standard
deviation Kkr dhft,A 1.5
Consider the temperature (in Celsius) of 7days of a week as 34, 34, 27, 28, 27, 34, 34. Find the standard
deviation temperature.

Q11 Single Row Function vkSj Aggregate Function esa dksbZ nks vUrj fyf[k,A 1.5
Write any two differences between Single Row Function and
Aggregate Function.
Q12 fn;s x;s SQL Statement dk vkmViqV fyf[k,A 1.5
(a) SELECT POW (3,4) (b) SELECT LENGTH ("INDIA")
Write the output produced by the following SQL Statement.
(a) SELECT POW (3,4) (b) SELECT LENGTH ("INDIA")
Q 13 Dos vkSj DDos vVSd esa vUrj fyf[k,A 1.5
Differentiate between Dos and DDoS attack.
[k.M & ¼l½
SECTION -(C)
Q14. Stack dk mi;kxs djds ,d fLVªax dks fjolZ eas fy[kus dk ,d izksxzke fyf[k,A 3
Write A program to reverse a string using stack.
vFkok@OR
((2+3)*(4/2))+2 mijksDr vfHkO;fDr dk mi;kxs djrs gq,A Stack data structure dk mi;ksx
djds dks"Bdks ds feyku ds fy, pj.k nj pj.k izfØ;k fn[kk,aA
((2+3)*(4/2))+2 using above Expression show step by step process for matching parentheses using stack
data structure.
Q15. Python esa ,d izksxzke fyf[k, ftles fLVaªx Palindrome gS ;k ughaA 3
Write a Python program to check whether the given string a palindrome or not using deque.
vFkok@OR
Quene vkSj stack dh rqyuk djsa
Compare and contrast queue with stack.
Q16. ,d dkslZ esa izos'k ds le; Nk= dk uke Mkyk tkrk gSA ,d izksxzke fy[ks tks izR;sd
uke dks vkjksgh Øe eas LVksj djaAs 3
During admission in a course, the name of the students are insert. Write a program to store every name
in ascending order.
vFkok@OR
fdlh lwph dks vkjksgh Øe eas Øec) djus ds fy, selection sort algorithm fy[ksA
Write a selections sort algorithm to sort a list in ascending order.
[k.M & ¼n½
SECTION -(D)
Q17 Linear lpZ izksxzke dk mi;ksx djrs gq, MqIyhdsV oSY;w 8 dks nh xbZ List [-2, 42, 32, 8,
7, 9, 42, 3, 8, 44] esa [kkstsA ;g dkSulh Position fn[kk;sxk vkSj bldk D;k vFkZ gksxk\ 4
Use the Linear search program to search the key with value 8 in the list having duplicate values such as [-
2, 42, 32, 8, 7, 9, 42, 3, 8, 44]. What is the position returned? What does this mean?
vFkok@OR
,d Num List esa 7 elements gS [8, -4, 7, 7,0,3,9] bl Num List eas geas 7 [kkstuk gSA
Linear search Algorithm ds LVsi fy[ksA
Assume that the num List has seven elements [8, -4, 7, 7,0,3,9] so n=7.
We need to search for the key num List =7. Write The step-by-step process of using Linear search
Algorithm.

0.18 DBMS ds eq[; vo/kkj.kk dk o.kZu dhft,A 4
Describe Key Concepts of DBMS.
vFkok@OR
Relation ds rhu egRoiw.kZ xq.kkas dk o.kZu dhft,A
Describe Three important Properties of a Relation.

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