TN 12th Question Paper 2025 Computer Applications

TAMIL NADU

uest
Q apeion
P r
DOWNLOAD

No. of Printed Pages : 11
8373
!8373ComputerApplications! £vÄ Gs
Register Number

PART - III
PoÛ £¯ß£õkPÒ / COMPUTER APPLICATIONS
(uªÌ ©ØÖ® B[Q» ÁÈ / Tamil & English Version)

Põ» AÍÄ : 3.00 ©o ÷|µ® ] [ ö©õzu ©v¨ö£sPÒ : 70
Time Allowed : 3.00 Hours ] [ Maximum Marks : 70

AÔÄøµPÒ : (1) AøÚzx ÂÚõUPЮ \›¯õP¨ £vÁõQ EÒÍuõ GߣuøÚa
\›£õºzxU öPõÒÍÄ®. Aa_¨£vÂÀ SøÓ°¸¨¤ß, AøÓU
PsPõo¨£õÍ›h® EhÚi¯õPz öu›ÂUPÄ®.
(2) }»® AÀ»x P¸¨¦ ø©°øÚ ©mk÷© GÊxÁuØS®,
AiU÷PõikÁuØS® £¯ß£kzu ÷Ásk®. £h[PÒ ÁøµÁuØS
ö£ß]À £¯ß£kzuÄ®.

Instructions : (1) Check the question paper for fairness of printing. If there is any lack of fairness,
inform the Hall Supervisor immediately.

(2) Use Blue or Black ink to write and underline and pencil to draw diagrams.

£Sv & I / PART - I

SÔ¨¦ : (i) AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 15x1=15

(ii) öPõkUP¨£mkÒÍ |õßS ©õØÖ ÂøhPÎÀ ªPÄ® Hئøh¯
Âøhø¯z ÷uº¢öukzxU SÔ±mkhß Âøh°øÚ²® ÷\ºzx GÊuÄ®.

Note : (i) Answer all the questions.

(ii) Choose the most appropriate answer from the given four alternatives and write
the option code and the corresponding answer.

[ v¸¨¦P / Turn over

8373 2

1. __________ Gߣx Eøµ, £h[PÒ, J¼, JÎUPõm] ©ØÖ® Aø\ÅmhÀ ÷£õßÓ
•UQ¯©õÚ I¢x TÖPøÍU öPõshuõS®.
(A) ©õìhº EÖ¨¦ (B) £À¿hP®
(C) £» ÁõºzøuPÒ (D) ©õìhº £UP®
__________ has five major components like text, images, sound, video and animation.

(a) Master item (b) Multimedia

(c) Multi-word (d) Master page

2. __________ BÁnzvß J¸ £Svø¯¨ ö£›uõUQ¨ £õºUP¨ £¯ß£kQÓx.

(A) Zoom tool (B) Text tool (C) Hand tool (D) Line tool
A __________ is used for magnifying the particular portion of the area.

(a) Zoom tool (b) Text tool (c) Hand tool (d) Line tool

3. •Ê BÁnzøuz ÷uº¢öukUP Âø\£»øP°À __________ SÖUS ÁÈ \õÂ
÷\º©õÚzøu AÊzu ÷Ásk®.
(A) Ctrl+C (B) Ctrl+A (C) Ctrl+D (D) Ctrl+B
To select an entire document using the keyboard, press __________.

(a) Ctrl+C (b) Ctrl+A (c) Ctrl+D (d) Ctrl+B

4. G¢u ö\¯ØSÔ ""Jzux'' GßÖ AøÇUP¨£kQÓx ?
(A) === (B) = (C) <> (D) ==
Which operator is called “identical” ?

(a) === (b) = (c) <> (d) ==

5. PHP CÀ GzuøÚ ÁøP¯õÚ AoPÒ EÒÍÚ ?

(A) 4 (B) 2 (C) 5 (D) 3
How many types of arrays are there in PHP ?

(a) 4 (b) 2 (c) 5 (d) 3

3 8373

6. if...else TØÖ, RÌUPshÁØÔÀ G¢u ÁøP¯õÚ TØÖ ?
(A) EÒÏmk (B) {£¢uøÚ (C) öÁαmk (D) ©hUS
What type of statement is the if...else statement ?
(a) Input (b) Conditional (c) Output (d) Looping

7. RÌUPsh SÔ•øÓ°ß öÁαk GßÚ ?
$i = 4;
do
{
echo $i.“<br>”;
$i++;
} while ($i<=3);
(A) 3
2
1
(B) 1
2
3
4
(C) 1
2
3
(D) GxĪÀø»

What is the output of the following code ?
$i = 4;
do
{
echo $i.“<br>”;
$i++;
} while ($i<=3);
(a) 3
2
1
(b) 1
2
3
4
(c) 1
2
3
(d) None of the above

[ v¸¨¦P / Turn over

8373 4

8. PHP &CÀ Ao°À EÒÍ EÖ¨¦PÐhß ö\¯À£h G¢u ©hUS £¯ß£kQÓx ?

(A) do....while loop (B) for loop
(C) foreach loop (D) while loop
Which looping structure should be used to iterate over elements of an array in PHP ?

(a) do....while loop (b) for loop

(c) foreach loop (d) while loop

9. PHP CÀ EÒÍ “while ©hUS'' G¢u ÁøPø¯a ÷\º¢ux ?

(A) GsoUøP ©hUS (B) ~øÇÄ ÷\õv¨¦ ©hUS
(C) _ÇØ] ©hUS (D) öÁÎ÷¯ÓÀ ÷\õv¨¦ ©hUS
What type of loop is “while loop” in PHP ?

(a) Counter loop (b) Entry-check loop
(c) Iteration loop (d) Exit-check loop

10. JßÖUS ÷©Ø£mh PoÛPøÍ JßÓõP CønUS® öuõS¨÷£ __________.
(A) ø©¯® (B) Áø»¯ø©¨¦
(C) •øÚ¯[PÒ (D) ÷\øÁ¯P®
A set of Computers connecting together is called as __________.

(a) Hub (b) Network

(c) Node (d) Server

11. FTP Gߣuß Â›ÁõUP® :

(A) Folder Transfer Protocol (B) File Transfer Protocol
(C) File Transfer Program (D) File Transmission Protocol
The expansion of FTP is :

(a) Folder Transfer Protocol (b) File Transfer Protocol

(c) File Transfer Program (d) File Transmission Protocol

5 8373

12. WWW &I Psk¤izuÁº :
(A) ¤öÍ´ì £õìPÀ (B) i® ö£ºÚºì ½
(C) áõß ÷|¨¤¯º (D) \õº»ì £õ÷£ä
WWW was invented by :
(a) Blaise Pascal (b) Tim Berners Lee
(c) John Napier (d) Charles Babbage

13. __________ u[PÒ uÍ[PÎÀ ªß&¦zuP[Pøͨ £v¨¤UQÓx.
(A) Gs•øÓ £v¨£P Cøn¯uÍ®
(B) ö©õzu©õP Áõ[S® Cøn¯uÍ®
(C) E›©® ÁÇ[S® Cøn¯uÍ®
(D) \•uõ¯ Cøn¯uÍ®
__________ host the e-books on their websites.
(a) Digital publishing websites
(b) Bulk-buying websites
(c) Licensing websites
(d) Community websites

14. ÁoPz uPÁÀPøÍ £õxPõ¨£õP ÁõiUøP¯õͺPÒ, ÂØ£øÚ¯õͺPÒ,
ÁoPºPÒ ©ØÖ® £[SuõµºPÐUS Cøh÷¯ £Qº¢x öPõÒÍ EuÄ® Cøn¯
öuõÈÀ ~m£® Gx ?
(A) Bº£õö|m (B) ¦Ó Cøn¯®
(C) BºUö|m (D) AP Cøn¯®
Which of the following system securely share business information with suppliers, vendors,
partners and customers ?
(a) Arpanet (b) Extranet
(c) Arcnet (d) Intranet

15. •uÀ öuõÈÀ xøÓUPõÚ EDI uµ{ø» Gx ?
(A) Master (B) TDCC (C) ANSI (D) VISA
Which is the first industry-specific EDI Standard ?
(a) Master (b) TDCC (c) ANSI (d) VISA

[ v¸¨¦P / Turn over

8373 6

£Sv & II / PART - II
SÔ¨¦ : GøÁ÷¯Ý® BÖ ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÂÚõ Gs 24 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ásk®. 6x2=12

Note : Answer any six questions. Question No. 24 is Compulsory.

16. ÷£ä÷©UP›À EÒÍ Jmk¨£»øP GßÓõÀ GßÚ ?
What is a Pasteboard in PageMaker ?

17. ACID £s¦PÒ ¯õøÁ ?

What are the ACID properties ?

18. ÷íUPºì – ]Ö SÔ¨¦ ÁøµP.
Write a short note on Hackers.

19. PHP CÀ ÷Põ¨¤øÚ ‰kÁuØPõÚ PmhøÍ Aø©¨ø£ GÊxP.

Write the syntax of file close function in PHP.

20. AP Cøn¯® – Áøµ¯Ö.
Define Intranet.

21. ©sh»® Gߣx ¯õx ?
What is a Zone ?

22. m÷µì ÷Põ¨¦ GßÓõÀ GßÚ ?
What is trace file ?

7 8373

23. L¤æ[ (Phishing) £ØÔ GÊxP.
Write about Phishing.

24. RÌUPsh php {µ¼ß öÁαk GßÚ ?
<?php

function greeting($name)

{

echo “Hello, $name!”;

}

greeting (“world”);

?>

What is the output of the following php programme ?

<?php

function greeting($name)

{

echo “Hello, $name!”;

}

greeting (“world”);

?>

£Sv & III / PART - III
SÔ¨¦ : GøÁ÷¯Ý® BÖ ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÂÚõ Gs 33 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ásk®. 6x3=18

Note : Answer any six questions. Question No. 33 is Compulsory.

25. {ÇØ£h ÷Põ¨¦ ÁiÁ[Pøͨ £mi¯¼kP.
List out image file formats.

[ v¸¨¦P / Turn over

8373 8

26. ©õìhº £UPzvß £¯ß GßÚ ?
What is the use of master page ?

27. uµÄ uÍ[PÐUS Cøh÷¯ {»Ä® EÓÄPÒ GßÚ ? AÁØøÓ £mi¯¼kP.
What is relationship in databases ? List its types.

28. PHP Jmiß ÁøPPøÍ ÂÍUSP.

Explain the types of PHP Tags.

29. ¤ßÁ¸® PHP {µ¼ß öÁαmiøÚ GÊxP.
<?php

$x=5;
switch ($x)
{
case 5:
echo “x is equal to 5”;
break;
case 10:
echo “x is equal to 10”;
break;
case 15:
echo “x is equal to 15”;
break;
default:
echo “x is not equal to 5, 10, or 15”;
}
?>

9 8373

What will be the output of the following in PHP code ?

<?php
$x=5;
switch ($x)
{
case 5:
echo “x is equal to 5”;
break;
case 10:
echo “x is equal to 10”;
break;
case 15:
echo “x is equal to 15”;
break;
default:
echo “x is not equal to 5, 10, or 15”;
}
?>

30. TCP/IP SÔ¨¦ ©õv›°À EÒÍ AkUSPÒ ¯õøÁ ?
What are the layers available in TCP/IP Reference Model ?

31. RJ45 Cøn¨¤ £ØÔ ]Ö SÔ¨¦ ÁøµP.
Write a short note on RJ45 connector.

32. Phß Amøh°ß £SvPøÍ _¸UP©õP ÂÍUQ GÊxP.
Explain briefly the anatomy of a credit card.

33. mysqli_query( ) ö\¯ØTÖUPõÚ PmhøÍ Aø©¨ø£ GkzxUPõmkhß GÊxP.
Write the syntax of mysqli_query( ) function with example.

[ v¸¨¦P / Turn over

8373 10

£Sv & IV / PART - IV
SÔ¨¦ : AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 5x5=25

Note : Answer all the questions.

34. (A) £À¿hP ÷Põ¨¤À EÒÍ öÁÆ÷ÁÖ ÷Põ¨¦ ÁiÁ[PøÍ ÂÁ›UPÄ®.
AÀ»x
(B) DBMS &À EÒÍ £À÷ÁÖ ÁøP¯õÚ £s¦UTÖPøͨ (Attributes) £ØÔ
ÂÁ›UPÄ®.
(a) Explain in detail about different file formats in multimedia file.

OR

(b) Discuss in detail on various types of Attributes in DBMS.

35. (A) \mhzvÀ Eøµø¯ øÁ¨£uØPõÚ ÁÈ•øÓPøÍU TÖP.
AÀ»x
(B) PHP CÀ EÒÍ uµÂÚ[PÒ ¯õøÁ ? ÂÍUSP.
(a) Write the steps to place the text in a frame.

OR

(b) What are the data types in PHP ? Explain.

36. (A) Áø»¯ø©¨¦ Áh[PÎß ÁøPPøÍ ÂÍUSP.
AÀ»x
(B) ªß&ÁoP ÁºzuP ©õv›Pøͨ £mi¯¼mk H÷uÝ® |õßøP _¸UP©õP
ÂÍUPÄ®.
(a) Explain the types of Network cables.

OR

(b) List out the E-Commerce business models and explain any four briefly.

11 8373

37. (A) SÔ¨¦ ÁøµP :
(i) Cøn¯ Á[Qa ÷\øÁ
(ii) øP¨÷£] Á[Qa ÷\øÁ
AÀ»x
(B) EDI |ßø©PÒ ¯õøÁ ?
(a) Write a note on :
(i) Internet banking
(ii) Mobile banking

OR

(b) What are the advantages of EDI ?

38. (A) £»£›©õn Ao°ß ö£õxÁiÁ® GÊv uS¢u GkzxUPõmk u¸P.
AÀ»x
(B) 10 •uÀ 1 Áøµ EÒÍ GsPøÍ CÓ[S Á›ø\°À Aa]h for ©hUøP
£¯ß£kzv php ìQ›¨m JßøÓ GÊuÄ®.
(a) Write the syntax of Multi-Dimensional array with suitable example.

OR

(b) Write a php code to print 10 to 1 numbers in descending order using for loop.

-o0o-

[ v¸¨¦P / Turn over

Study Materials
Notes

Model Papers Class 6 Notes

Sample Papers Class 7 Notes
Half Yearly Sample Papers Class 8 Notes

Class 9 Notes
Important Resources
Class 10 Notes
Periodic Table
Class 11 Notes
Writing Skills / Formats

Maps of India / World Class 12 Notes

Books and Solutions

NCERT Books
NCERT Book Solutions
HC Verma Chapter Wise Solutions
RD Sharma Solutions
CGBSE Solutions