TN 12th Question Paper 2022 Computer Application

No. of Printed Pages : 8
5973
!5973ComputerApplications! £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 ©õØÖ ÂøhPÎÀ ªPÄ® Hئøh¯ Âøhø¯z
÷uº¢öukzxU SÔ±mkhß Âøh°øÚ²® ÷\ºzx GÊuÄ®.

Note : (i) All questions are compulsory.

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

5973 2

1. JPEG Gߣuß Â›ÁõUP®.

(A) Joint Processor Experts Group
(B) Joint Photo Exports Gross
(C) Joint Photographic Expression Group
(D) Joint Photographic Experts Group
Expand JPEG.
(a) Joint Processor Experts Group
(b) Joint Photo Exports Gross
(c) Joint Photographic Expression Group
(d) Joint Photographic Experts Group

2. GÊzx ÁiÅmhÀ RÌUPshÁØÔÀ G¢u £s¦Pøͨ ö£ØÔ¸US® ?
(A) Italic (B) Underline
(C) Bold (D) ÷©ØTÔ¯ AøÚzx®
Character formatting consists of which of the following text properties ?
(a) Italic (b) Underline
(c) Bold (d) All of the above

3. __________ ÂÍUP¨£h® uµÄ uÍzøu u¸UP Pmhø©¨¦ Áøµ£h©õP u¸QÓx.

(A) E¸¨ö£õ¸Ò & £[S (B) E¸¨ö£õ¸Ò & EÓÄ{ø»
(C) E¸¨ö£õ¸Ò & uµÄuÍ® (D) E¸¨ö£õ¸Ò & vÓÄ÷PõÀ
The __________ diagram gives a logical structure of the database graphically.
(a) Entity - Role (b) Entity - Relationship
(c) Entity - Database (d) Entity - Key

4. PHP ÷Põ¨¦PÎÀ öPõhõ{ø» ÷Põ¨¦PÎß }mi¨¦ GßÚ ?

(A) .php (B) .html (C) .ph (D) .xml
What is the default file extension for PHP ?
(a) .php (b) .html (c) .ph (d) .xml

3 5973

5. __________ Gߣx J÷µ uµÄ ÁøPø¯ \õº¢u JßÖUS ÷©Ø£mh ©v¨¦PøÍ
©õÔ°À ÷uUQ øÁ¨£uõS®.
(A) _mk GsPøÍ öPõsh Ao
(B) Ao
(C) £» £›©õn Ao
(D) ö\¯ØTÖ
__________ stores more than one value of the same data type in single array
variable.
(a) Indexed array
(b) Array
(c) Multi-Dimensional array
(d) Function

6. ¤µzv÷¯P©õP AoPÐUPõP ©mk÷© £¯ß£kzu¨£k® ©hUS :
(A) for (B) While (C) for each (D) Do while
The loop exclusively used for array is __________.
(a) for (b) While (c) for each (d) Do while

7. SQL &ß Â›ÁõUP® u¸P.
(A) Script Query Language (B) Special Query Language
(C) Server Query Language (D) Structured Query Language
SQL can be expanded as __________.
(a) Script Query Language (b) Special Query Language
(c) Server Query Language (d) Structured Query Language

8. ÁoPz uPÁÀPøÍ £õxPõ¨£õP ÁõiUøP¯õͺPÒ, ÂØ£øÚ¯õͺPÒ ©ØÖ®
£[SuõµºPÐUS Cøh÷¯ £Qº¢x öPõÒÍ EuÄ® Cøn¯ öuõÈÀ ~m£® ©ØÖ®
ö£õx öuõø»z öuõhº¦ •øÓPøÍ £¯ß£kzxÁuØPõÚ Gί ÁÈ Gx ?
(A) Bº£õ ö|m (B) ¦Ó Cøn¯®
(C) BºU ö|m (D) AP Cøn¯®
Which of the following will be an easy way to use Internet and the public
telecommunication system to securely share business’s information with suppliers,
partners and customers ?
(a) Arpanet (b) Extranet
(c) Arcnet (d) Intranet

5973 4

9. WWW __________ GߣÁµõÀ Psk¤iUP¨£mhx.
(A) i® ö£ºÚºì ½ (B) ¨÷»ì £õìPÀ
(C) áõß ÷|¨¤¯º (D) \õº»ì £õ÷£ä
WWW was invented by __________.
(a) Tim Berners Lee (b) Blaise Pascal
(c) John Napier (d) Charles Babbage

10. TØÖ : •uÀ Aø» Dotcom {ÖÁÚ[PÎß Cøn¯uÍ[PÒ B[Q»zvÀ
©mk÷© C¸¢uÚ.
Põµn® : •uÀ Aø»°ß Dotcom {ÖÁÚ[PÒ ö£¸®£õ¾® Aö©›UP
{ÖÁÚ[PÒ.
(A) TØÖ \›, Põµn® uÁÖ.
(B) TØÖ® Põµn•® \›. Põµn® TØøÓ \›¯õP ÂÍUSQÓx.
(C) TØÖ uÁÖ, Põµn® \›.
(D) TØÖ® Põµn•® \›. BÚõÀ TØøÓ Põµn® \›¯õP ÂÍUPÂÀø».
Assertion (A) : The web-sites of the first wave dotcom companies were only in
English.
Reason (R) : The dotcom companies of the first wave are mostly American
companies.
(a) (A) is true and (R) is false.
(b) Both (A) and (R) are correct and (R) is the correct explanation of (A).
(c) (A) is false and (R) is true.
(d) Both (A) and (R) are correct and (R) is not the correct explanation of (A).

11. Phß Amøh²hß ö£õ¸¢uõu JßøÓz ÷uº¢öukUPÄ®.
(A) \¢øu¨£kzuÀ ÷©»õͺ (B) ÁõiUøP¯õͺ
(C) ö£Ö£Áº (D) ¯õ£õ›
Pick the odd one in credit card transaction.
(a) Marketing Manager (b) Card Holder
(c) Acquirer (d) Merchant

12. £õxPõ¨£õÚ \õUöPm AkUS (SSL) ö|Ô•øÓPøͨ £¯ß£kzx®
Cøn¯uÍ[PøÍ __________ ‰»® Aøh¯õÍ® Põn»õ®.
(A) htmls:// (B) html:// (C) https:// (D) http://
The websites secured by SSL - Secure Socket Layer protocols can be identified
using __________.
(a) htmls:// (b) html:// (c) https:// (d) http://

5 5973

13. EDIFACT &ß £v¨¦PÒ __________ GßÖ® AøÇUP¨£kQÓx.
(A) ÷Põ¨£P[PÒ (B) ö\´v ÁøPPÒ
(C) ÷Põ¨¦øÓPÒ (D) xøn öuõSvPÒ
The versions of EDIFACT are also called as __________.
(a) Directories (b) Message Types
(c) Folders (d) Subsets

14. PHP Gߣx __________ ÁøP ö©õȯõS®.
(A) ö£õ¸Ò £UP® (B) £¯Úº £UP®
(C) ÷Põ¨¦ £UP® (D) ÷\øÁ¯P £UP®
PHP is a __________ programming language.
(a) Object side (b) Client side
(c) File side (d) Server side

15. Cµsk ÷uºÄPÎÀ J¸ ÷uºÂøÚ ö\¯À£kzu G¢u TØÖ GÊu £¯ß£kQÓx ?
(A) then else TØÖ (B) if TØÖ
(C) else one TØÖ (D) if else TØÖ
Statement which is used to make choice between two options and only option is
to be performed is written as :
(a) then else statement (b) if statement
(c) else one statement (d) if else statement

£Sv & II / PART - II
SÔ¨¦ : GøÁ÷¯Ý® BÖ ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÷PÒ Gs 24 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ásk®. 6x2=12
Note : Answer any six questions. Q. No. 24 is compulsory.

16. JÎUPõm] ÷Põ¨¦ ÁiÁ[PøÍ Â›ÁõUPzxhß £mi¯¼kP.
List out video file formats with expansion.

17. PHP &À Switch... case TØÔß PmhøÍ°øÚ GÊxP.
Write the Syntax of Switch... case statement in PHP.

18. SQL ©ØÖ® MySQL &US Cøh÷¯ EÒÍ ÷ÁÖ£õkPøÍ GÊxP.
Write the difference between SQL and MySQL.

19. PHP &À ©hUS Aø©¨¦PøÍ £mi¯¼kP.
List out the looping structure in PHP.

5973 6

20. PHP &À Aͦ¸UPøÍ öPõsh ö\¯ØTÖPÒ GßÓõÀ GßÚ ?
Write a note on Parameterized functions in PHP.

21. P®¤ ©ØÖ® P®¤°À»õ Áø»¯ø©¨¦PÐUS Cøh÷¯ EÒÍ ÷ÁÖ£õkPøÍ
GÊxP.
Write the difference between wired and wireless networks.

22. PHP GÊzx ÁøP EnºÄ öPõsh ö©õȯõ ?
Is PHP a case sensitive language ?

23. ÷uºÄ¨ö£mi ©ØÖ® ÷µi÷¯õ ö£õzuõß ÷ÁÖ£kzxP.
Differentiate Check box and Radio button.

24. A÷hõ¨ ÷£ä÷©UP›À J¸ BÁnzvß ÷uº¢öukUP¨£mh Eøµø¯ öÁmi,
÷uøÁ¯õÚ ChzvÀ JmkÁuØPõÚ PmhøÍ ©ØÖ® Âø\¨£»øP SÖUS
ÁÈø¯ GÊxP.
Write the command and shortcut key to cut and paste a block of a document in
Adobe PageMaker.

£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. ©õìhº £UPzvÀ £UP GsPøÍ GÆÁõÖ ÷\º¨£õ´ ?
How will you insert page numbers in Master Page ?

26. uµÄzuÍ[PÐUS Cøh÷¯ {»Ä® EÓÄPÒ GßÚ ? AÁØøÓ¨ £mi¯¼kP.
What is the relationship in databases ? List its types.

27. PHP C¯UQPøÍ £ØÔ ]Ö SÔ¨¦ ÁøµP.
Write short notes on PHP operator.

28. if TØÖ ©ØÖ® if elseif else TØÔøÚ ÷ÁÖ£kzxP.
Differentiate if statement and if elseif else statement.

29. ªßÚq £n¨ £›©õØÓ® (EFT) GßÓõÀ GßÚ ?
What is electronic fund transfer ?

30. ARPANET, STP ©ØÖ® USB &ß Â›ÁõUP® u¸P.
Expand ARPANET, STP and USB.

7 5973

31. vÓ¢u ‰» Áø»¯ø©¨¦ ö©ßö£õ¸Îß £¯ßPÒ H÷uÝ® ‰ßÔøÚ GÊxP.
Write any 3 uses of Open Source Network Software.

32. Cøn¯®, AP Cøn¯®, ¦Ó Cøn¯® & J¨¤kP.
Compare Internet, Intranet and Extranet.

33. ¤ßÁ¸® PHP SÔ•øÓ°ß öÁαmøh GÊxP.
<?php>
$S=array(11, 333, 7777);
foreach($S as $V)
print $V “<br>”;
<?>
Write the output of the following PHP code.
<?php>
$S=array(11, 333, 7777);
foreach($S as $V)
print $V “<br>”;
<?>
£Sv & IV / PART - IV
SÔ¨¦ : RÌUPõq® AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 5x5=25
Note : Answer all of the following questions.
34. (A) PHP &À {£¢uøÚ TØÔß ö\¯À£õkPøÍ ÂÁ›UPÄ®.
AÀ»x
(B) (i) EøµzöuõSv – Áøµ¯ÖUPÄ®.
(ii) J¸ EøµzöuõSvø¯ GÆÁõÖ E¸ÁõUQ, |Pºzu»õ® ?
(a) Explain the functions of conditional statements in PHP.
OR
(b) (i) Define a Text Block.
(ii) How will you create and move a Text Block ?

35. (A) PHP &ß uµÄ ÁøPPøÍ £ØÔ ÂÁ›UPÄ®. GkzxUPõmkPÒ u¸P.
AÀ»x
(B) Phß Amøh, £ØÖ Amøh ©ØÖ® ÷\ª¨¦ ©v¨¦ Amøh & J¨¤mk
÷ÁÖ£kzuÄ®.
(a) Explain the PHP Data Types with examples.
OR
(b) Compare and contrast Credit Card, Debit Card and Stored Value Card.

5973 8

36. (A) PHP &SÔ•øÓ GÊxP.
(i) öPõkUP¨£mkÒÍ Gs ‘n’ 3 &BÀ ÁS£k® GÛÀ “DIVISIBLE BY 3”
GÚ öÁΰkP.
(ii) ‘n’ GßÓ Gs Cµmøh¨ £øh GÛÀ “EVEN NUMBER” &GÚÄ®
CÀø»ö¯ßÓõÀ “ODD NUMBER” &GÚÄ® öÁΰkP.
AÀ»x
(B) Pͨö£¯º öÁÎ Gߣx ¯õx ? ÂÍUSP.
(a) Write a PHP Code to do the following :
(i) If the given number ‘n’ is divisible by 3, then print “DIVISIBLE BY 3”.
(ii) Otherwise, check whether the number ‘n’ is odd or even.
- if even print “EVEN NUMBER”
- if odd print “ODD NUMBER”
OR
(b) What is domain name space ? Explain.

37. (A) PHP &À £»£›©õn Ao £ØÔ GkzxUPõmk {µ¾hß Â›ÁõP GÊxP.
AÀ»x
(B) vÓÄ÷PõÀ ©ØÖ® •ußø©z vÓÄ÷PõÀ – Áøµ¯ÖUPÄ®. vÓÄ÷PõÀ
ÁøPPøÍ ÂÍUSP.
(a) Explain the Multi-Dimensional array in PHP with any suitable example
program.
OR
(b) Define a key and primary key. Explain the types of keys.

38. (A) PHP &ÁiÁzøu øP¯õЮ ÁÈ•øÓPøÍ ÂÁ›UPÄ®.
AÀ»x
(B) PHP SÔ•øÓ GÊxP.
foreach ©hUøP £¯ß£kzv Gs 3-15 Cøh÷¯ EÒÍ JØøÓ¨£øh
GsPøÍ öÁαk ö\´P.
(a) Explain the Form Handling methods in PHP.
OR
(b) Write a PHP code to print all the odd numbers from 3 to 15 using foreach
loop.

-oOo-