CBSE Class 12 Question Paper 2022 Information Technology

SET-4
Series %BAB% àíZ-nÌ H$moS>
Q.P. Code 326
amob Z§. narjmWu àíZ-nÌ H$moS> H$mo CÎma-nwpñVH$m Ho$
Roll No. _wI-n¥ð >na Adí` {bIo§ &
Candidates must write the Q.P. 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> 11 h¢ &
àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> na
{bI| &
H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >25 àíZ h¢ &
H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ Adí`
{bI| &
Bg àíZ-nÌ 15 {_ZQ >H$m g_` {X`m J`m h¡ & àíZ-
10.15 ~Oo {H$`m OmEJm & 10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-
Bg Ad{Y Ho$ Xm¡amZ do CÎma-nwpñVH$m na H$moB© CÎma Zht {bI|Jo &
Please check that this question paper contains 11 printed pages.
Q.P. Code 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 25 questions.
Please write down the serial number of the question in the
answer-book 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.

gyMZm àm¡Úmo{JH$s
INFORMATION TECHNOLOGY

1
:1 : 30
2
1
Time allowed : 1 hours Maximum Marks : 30
2

326 Page 1 P.T.O.

:

(i)
(ii)
(iii) 5 6
1 4
5 6
(iv) 17 16
7 13
14 18
19 22
(v) 8 3
23 25
(vi)
(vii) /

IÊS H$
(amoµOJma H$m¡eb) (3+2=5 A§H$)

4 3 3 1=3

1. {H$Ýht Xmo A§Vd£`{º$H$ H$m¡ebm| Ho$ Zm_ {b{IE & 1

2. CnH«$_U (BZr{eE{Q>d) H$mo n[a^m{fV H$s{OE & 1

3. ILO H$m nyam Zm_ {b{IE & 1

4. n`m©daU JwUdÎmm eãX ? 1

2 1 1 2=2

5. AÜ`dgm` (ng©da|g) Am¡a H$m`©j_Vm (Eµ\$s{eE§gr) H$mo g_PmBE & 2

6. Obdm`w n[adV©Zm| Ho$ à^mdm| Ho$ à{V AZwHy$bZ ? 2

326 Page 2

General Instructions :
(i) Please read the instructions carefully.
(ii) This question paper is divided into three sections, viz., Section A,
Section B and Section C.
(iii) Section A is of 5 marks and has 6 questions on Employability Skills.
(a) Questions number 1 to 4 are one mark questions. Attempt any
three questions.
(b) Questions number 5 and 6 are two marks questions. Attempt any
one question.
(iv) Section B is of 17 marks and has 16 questions on Subject Specific Skills.
(a) Questions number 7 to 13 are one mark questions. Attempt any
five questions.
(b) Questions number 14 to 18 are two marks questions. Attempt any
three questions.
(c) Questions number 19 to 22 are three marks questions. Attempt any
two questions.
(v) Section C is of 8 marks and has 3 Competency-Based Questions.
Questions number 23 to 25 are four marks questions. Attempt any
two questions.
(vi) Do as per the instructions given in the respective sections.
(vii) Marks allotted are mentioned against each section/question.

SECTION A
(Employability Skills) (3+2=5 marks)
Answer any 3 questions out of the given 4 questions. 3 1=3
1. Write about any two interpersonal skills you know. 1
2. Define Initiative. 1
3. Write the full form of ILO. 1
4. 1

Answer any 1 question out of the given 2 questions. 1 2=2
5. Explain perseverance and efficiency. 2
6. What do you 2

326 Page 3 P.T.O.

IÊS I
({df` {d{eï> H$m¡eb) (5+6+6=17 A§H$)
7 5 5 1=5

7. à`moJ {H$E OmZo dmbo Am°naoQ>a H$m
Zm_ {b{IE & 1

8. Omdm H§$nmBba Omdm àmoJ«m_ H$mo ___________ _| AZwdmX H$aVm h¡ & 1

9. JVM eãX H$mo nyam {b{IE & 1

10. ? 1

11. Omdm Hw$b {_bmH$a {H$VZo {à{_{Q>d S>oQ>m Q>mBßg Ho$ {bE ghm`H$ hmoVm h¡ ? 1

12. Omdm _| ~y{b`Z do[aE~b ? 1

13. aobdo _| S>oQ>m~og _¡ZoO_|Q> H$m Cn`moJ {b{IE & 1

5 3 3 2=6

14. {ZåZ{b{IV Xmo H$moS²>g {H$g àH$ma {^Þ h¢ : 2
(H$) System.out.print("Hello World");
(I) System.out.println("Hello World");

15. {ZåZ{b{IV H$moS> _| µJb{V`m| H$s nhMmZ H$s{OE Am¡a ghr H$moS> {b{IE : 2

public class IFDemo {
public static void main (String[ ] args) {
int percentage = 55;
String day = " ";
if percentage >= 40)
System.out.println("PASSED"); }
else :
{ System.out.Printline("FAILED"); }

326 Page 4

SECTION B
(Subject Specific Skills) (5+6+6=17 marks)

Answer any 5 questions out of the given 7 questions. 5 1=5

7. Write the operator used to access members of a class object. 1

8. Java compiler translates the Java program into _________. 1

9. Expand the term JVM. 1

10. What is a method ? 1

11. How many primitive data types does Java support in all ? 1

12. What is the size of a Boolean variable in Java ? 1

13. Write the use of database management in Railways. 1

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

14. How do the following two codes differ : 2
(a) System.out.print("Hello World");
(b) System.out.println("Hello World");

15. Identify the errors in the following code and write the corrected code : 2

public class IFDemo {
public static void main (String[ ] args) {
int percentage = 55;
String day = " ";
if percentage >= 40)
System.out.println("PASSED"); }
else :
{ System.out.Printline("FAILED"); }

326 Page 5 P.T.O.

16. em°Q>© Am¡a pñQ´>¨J S>oQ>m Q>mBn _| A§Va ñnîQ> H$s{OE & 2

17. Omdm _| EH$ {d{Y {b{IE Omo Xmo g§»`mAm| H$mo n¡am_rQ>a Ho$ ê$n _| ñdrH$ma H$aVr h¡ Am¡a
H$mo bm¡Q>mVr h¡ & 2

18. {ZåZ{b{IV H$moS> H$mo bmJy ({ZînmXZ) H$aZo na b ? H$moS> _| BñVo_mb
hmoZo dmbo bm°{OH$b Am°naoQ>a H$s nhMmZ ^r H$s{OE : 2
int b=20;
if (b>10) &&(b<15)
b=15;
else
b=10;

4 2 2 3=6

19. {ZåZ{b{IV dJ© (class) na {dMma H$s{OE :
public class Stud {
String Rno;
String Sname;
String Addrss;
double marks;
void display()
{ System.out.println("Rno : " +Rno);
System.out.println("Student name : " +Sname);
System.out.println("Addrss : " +Addrss);
System.out.println("Marks : " +marks); }
};
Ho$ {Z_m©U Ho$ {bE H$_m§S> {b{IE
H$mo àma§^ H$a gHo$ & 3

326 Page 6

16. Differentiate between Short and String data type. 2

17. Write a method in Java that accepts two numbers as parameters and
returns the greater number. 2

18. What will be the value of b after the execution of the following code ? Also,
identify the logical operator being used in the code : 2

int b=20;
if (b>10) &&(b<15)
b=15;
else
b=10;

Answer any 2 questions out of the given 4 questions. 2 3=6

19. Consider the following class :

public class Stud {
String Rno;
String Sname;
String Addrss;
double marks;
void display()
{ System.out.println("Rno : " +Rno);
System.out.println("Student name : " +Sname);
System.out.println("Addrss : " +Addrss);
System.out.println("Marks : " +marks); }
};

Write a command to create a constructor of the above class that initializes
the data members of a class. 3

326 Page 7 P.T.O.

20. (H$) Cg n¡Ho$O H$m Zm_ {b{IE Omo Omdm _| aZ Q>mB_ _| `yµOa go BZnwQ> boZo Ho$ {bE
B§nmoQ>© {H$`m OmVm h¡ &
(I) {ZåZ{b{IV Xmo KmofUmAm| na {dMma H$s{OE Am¡a CZ_| A§Va ñnîQ> H$s{OE : 3

int a = 50;
Integer b = new Integer(50);

21. nhbr Xg g§»`mAm| Ho$ Am¡gV H$mo qàQ> H$aZo Ho$ {bE Omdm _| EH$ àmoJ«m_ {b{IE & 3

22. (H$) Omdm W«oS²>g _| wait() {d{Y H$mo g_PmBE &
(I) Omdm _| setPriority() {d{Y H$mo g_PmBE Am¡a àmB`mo[aQ>r bodb H$s a|O ^r
Xr{OE & 3

IÊS J
(`mo½`Vm-AmYm[aV àíZ) (2 4=8 A§H$)
3 2 2 4=8

23. Omdm _| EH$ {d{Y {b{IE Omo `yµOa go EH$ pñQ´>¨J H$mo n¡am_rQ>a Ho$ ê$n _| ñdrH$ma H$aVr h¡
Am¡a qàQ> H$s{OE {H$ dh Cg pñQ´>¨J _| Ajam| H$mo boVr h¡ `m Zht & 4

24. {ZåZ{b{IV pñQ´>¨J do[aE~b na {dMma H$s{OE :
String str1="Hello";
String str2= "morning";

Omdm _| {ZåZ{b{IV Ho$ {bE H$moS> ñQ>oQ>_|Q> {b{IE :
(H$) pñQ´>¨J d¡[aE~b Ho$ nhbo Aja (letter) H$mo AnaHo$g _| ~XbZm &
(I) pñQ´>¨J str1 Am¡a str2 H$s g§`wº$ (Hw$b) b§~mB© H$mo àX{e©V H$aZm &
(J) str1 _| nhbo Aja Ho$ àW_ àm{ßV (first occurrence)
àX{e©V H$aZm &
(K) str1 Am¡a str2 H$mo {_bmZo Ho$ ~mX àX{e©V H$aZm & 4

326 Page 8

20. (a) Name the package to be imported in Java to take input from the
user at run time.

(b) Consider the following two declarations and differentiate between
them : 3

int a = 50;
Integer b = new Integer(50);

21. Write a program in Java to print the average of the first ten numbers. 3

22. (a) Explain wait() method in Java threads.

(b) Explain setPriority() method in Java and give the range of priority
levels. 3

SECTION C
(Competency-Based Questions) (2 4=8 marks)

Answer any 2 questions out of the given 3 questions. 2 4=8

23. Write the method in Java to accept a string as parameter from the user
4

24. Consider the following string variable :
String str1="Hello";
String str2= "morning";

Write the code statements in Java :
(a) To convert the fir
(b) To display combined length of string str1 and str2.
(c)
(d) To display str1 and str2 after joining them. 4

326 Page 9 P.T.O.

25. (H$) g§Mma (telecommunication) _| S>oQ>m~og à~§YZ H$s g§H$ënZmE± {H$g àH$ma
ghm`H$ h¢ ?
(I) \$ Ho$ S>oQ>m~og ~Zm ahr h¡ & ñQ>m\$
Q>o~b _| em{_b h¡ : Emp_id, Emp_name, Emp_dob, E_sal. âbmBQ> Q>o~b
H$m {dñV¥V {ddaU CgHo$ ñH$s_m (schema) g{hV Xr{OE & 4

326 Page 10

25. (a) How are database management concepts helpful in
Telecommunications ?

(b) An Airlines company is making a database of its flights and staff.
The staff table includes : Emp_id, Emp_name, Emp_dob, E_sal. Give
the details of Flight table with its schema. 4

326 Page 11 P.T.O.