TN 12th Question Paper 2023 Computer Application

Tamil Nadu
State Board

2023
QUESTION
PAPER

No. of Printed Pages : 8
6673
!6673ComputerApplications! £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.

[ v¸¨¦P / Turn over

6673 2

1. Cøn¯zvß ‰»® {PÌ÷|µ {PÌa]PøÍ ÷|µi¯õP JΨ£µ¨¦Áøu __________
GßQ÷Óõ®.
(A) Áø» öuõS¨¦ (B) uµÄ øP¯õÐuÀ
(C) Áø» JΨ£µ¨¦ (D) CÁØÔÀ Hx® CÀø»
The live telecasting of real-time program through Internet is known as ___________.
(a) web hosting (b) data manipulation
(c) web casting (d) none of the above

2. PageMaker \ßÚÀ vøµ°À P¸¨¦ {Ó GÀø»U ÷PõmiØS öÁΰÀ C¸US®
£Sv __________ GÚ AøÇUP¨£kQÓx.
(A) black board (B) page (C) dash board (D) paste board
In PageMaker window, the area outside the dark border is referred to as __________.
(a) black board (b) page (c) dash board (d) paste board

3. MySQL, DBMS &ß G¢u ÁøPø¯a \õº¢ux ?
(A) EÓÄ {ø» (B) ö£õ¸Ò ÷|õUS
(C) Áø»¯ø©¨¦ (D) £i{ø»
MySQL belongs to which category of DBMS ?
(a) Relational (b) Object Oriented
(c) Network (d) Hierarchical

4. ÷\øÁ¯P® \õº¢u ìQ›¨i[ ö©õÈ £¯ß£õmk ¦ÒÎ ÂÁµ® 78.9%
Áø»uÍ[PÒ __________ ìQ›¨i[ ö©õÈø¯¨ £¯ß£kzv E¸ÁõUP¨£k&
QßÓÚ GÚz öu›ÂzxÒÍx.
(A) PHP (B) Microsoft ASP
(C) CSS (D) JSP
Recent statistics of server side scripting language usage depict that 78.9% of
Website are developed by __________ Scripting Language.
(a) PHP (b) Microsoft ASP
(c) CSS (d) JSP

5. öuõhº¦¸zu AoPÒ Gߣx __________ Cøn¢u uµÄ Pmhø©¨£õS®.
(A) Cµmøh ©v¨¦ (B) JØøÓ ©v¨¦
(C) \µ ©v¨¦ (D) vÓÄ ©v¨¦
Associative arrays are a __________ pair data structure.

(a) Double value (b) Single value
(c) String value (d) Key value

3 6673

6. J¸ {µÀ öuõSvø¯ SÔ¨¤mh uhøÁPÒ «sk® «sk® ö\¯À£kzx®
©hUSPÒ :
(A) While ©hUSPÒ (B) Áµ®£ØÓ ©hUSPÒ
(C) For ©hUSPÒ (D) Áµ®¦øh ©hUSPÒ
Loops that execute the same block of code, a specified number of times is called :
(a) While loops (b) Unbounded loops
(c) For loops (d) Bounded loops

7. G¢u EÒÏmk ¦»zvÀ J÷µö¯õ¸ ÷uºøÁ ©mk÷© ÷uº¢öukUP •i²® ?
(A) ÷µi÷¯õ ö£õzuõß (B) Eøµ¨ ö£mi
(C) ÁøP Cʨ£mi (D) ÷uºÄ¨ ö£mi
In which input field only one option can be selected ?
(a) Radio button (b) Text box
(c) Drop Down Menu (d) Check box

8. ¤ßÁ¸® G¢u Põ»PmhzvÀ QPõ¤m (GB) AÍÄ ÷ÁPzxhß uPÁÀ £›©õÓ
PoÛ Áø»¯ø©¨¤À AÝ©vUP¨£mhx ?
(A) NEW FIBRE OPTICS (B) SABRE
(C) ARCNET (D) SAGE
In which one of the following periods, the speed capacity supported towards gigabit
on computer network ?
(a) NEW FIBRE OPTICS (b) SABRE
(c) ARCNET (d) SAGE

9. ¤ßÁ¸ÁÚÁØÔÀ G¢u JßÖ ÷µi÷¯õ Aø»PøÍ £¯ß£kzv ö£õ¸mPøÍ
PshÔÁuØPõÚ öuõÈÀ~m£©õS® ?
(A) WiFi (B) URL (C) RFID (D) HTTP
Which one of the following is a technology to locate objects using radio signals ?
(a) WiFi (b) URL (c) RFID (d) HTTP

10. J¸ •øÚ°ß ]møh°À £¯ß£kzu¨£k® AvP£m\ GÊzxUPÒ :
(A) 63 (B) 255 (C) 32 (D) 128
Maximum characters used in the label of a node.

(a) 63 (b) 255 (c) 32 (d) 128

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11. ÷P¤ÒPÐUS ÷\u® HØ£hõ©À uºUP uøµ°ß BÇzvÀ ¦øuUP¨£k® Áh® :
(A) JÎ CøÇ Áh® (B) Cøn¯a_ Áh®
(C) USB Áh® (D) •ÖUS Cøn Áh®
The cables that are placed in deep underground to avoid any damage to the
cables.
(a) Fiber optics (b) Coaxial cables
(c) USB cables (d) Twisted pair cables

12. Dotcom {PÌÄ GuÝhß öuõhº¦øh¯x ?
(A) øP¨÷£] {ÖÁÚ[PÒ (B) Cøn¯® \õº¢u {ÖÁÚ[PÒ
(C) ö|\Äz öuõÈÀ (D) ÷©ØTÔ¯ AøÚzx®
The dotcom phenomenon deals with __________.
(a) Mobile phone companies (b) Internet based companies
(c) Textile industries (d) All the above

13. Network Simulator ö©ßö£õ¸ÐUS GkzxUPõmk :
(A) NS2 (B) Simulator (C) C++ (D) TCL
An example of network simulator.
(a) NS2 (b) Simulator (c) C++ (d) TCL

14. PGP &°ß ›ÁõUP® :
(A) Pretty Good Program (B) Pretty Good Privacy
(C) Private Good Person (D) Pretty Good Person
The expansion of PGP :
(a) Pretty Good Program (b) Pretty Good Privacy
(c) Private Good Person (d) Pretty Good Person

15. __________ 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

5 6673

£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. Áøµ¯Ö – £À¿hP®. Auß ]Ó¨£®\[PøÍ TÖP.
Define multimedia and mention its features.

17. EøµzöuõSv GßÓõÀ GßÚ ?
What is text block ?

18. EÓÄ {ø» uµÄuÍzvß ]» |ßø©PøÍU TÖP.
State few advantages of Relational databases.

19. PHP &À ©õÔPøÍ GÆÁõÖ AÔÂUP ÷Ásk® ?
How will you declare variables in PHP ?

20. PHP &À £iÁzøu ö\À¾£i¯õUPÀ GßÓõÀ GßÚ ?
What is Form Validation in PHP ?

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

22. WiFi &ß |ßø©PÒ ¯õøÁ ?
List out the benefits of WiFi.

23. URL GßÓõÀ GßÚ ?
What is an URL ?

24. ÃmiÀ Áø»¯ø©¨¦PÒ G¢öu¢u ÁÈPÎÀ CønUP¨£kQßÓÚ ?

What are the ways in which networks are connected at home ?

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6673 6

£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 £UPzvß £¯ß GßÚ ?
What is the use of Master page ?

26. \©a^µØÓ SÔ±k SÔ¯õUP® £ØÔ GÊxP.
Write about Asymmetric key Encryption.

27. £iÁzøu øP¯õЮ ö\¯ØTÖPÒ £ØÔ ]Ö SÔ¨¦ ÁøµP.
Write short notes on file handling function.

28. Cøn¯zvß SøÓ£õkPÒ ¯õøÁ ?
Write the disadvantages of Internet.

29. HTTP, HTTPS, FTP ]Ö SÔ¨¦ ÁøµP.
Write short notes on HTTP, HTTPS, FTP.

30. ªß ÁoPzvÀ B2C ©õv›ø¯ ÂÍUSP.
Explain B2C module in E-Commerce.

31. •Êø©¯õÚ URL, \õº¦ URL &US Cøh°À EÒÍ ÷ÁÖ£õkPÒ ¯õøÁ ?
What are the differences between Absolute URL and Relative URL ?

32. uµÄuÍ[PÐUS Cøh÷¯ {»Ä® EÓÄPÒ ¯õøÁ ? AÁØøÓ¨ £mi¯¼kP.
What is relationship in databases ? List its types.

33. ¤ßÁ¸® {µ¼ß öÁαmiøÚ GÊxP.
<? php
$a=5; $b=10;
$c=($a+$b)* $a;
echo $c;
?>
Write the output of the following program :
<? php
$a=5; $b=10;
$c=($a+$b)* $a;
echo $c;

?>

7 6673

£Sv & IV / PART - IV

SÔ¨¦ : RÌUPõq® AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 5x5=25
Note : Answer all the following questions.

34. (A) £À¿hP E¸ÁõUP SÊÂß £oPÒ ©ØÖ® ö£õÖ¨¦PøÍ Â›ÁõP
GÊuÄ®.
AÀ»x
(B) EDI &ß |ßø©PÒ ¯õøÁ ?
(a) Explain in detail about the roles of Multimedia production team and their
Responsibilities.
OR
(b) What are the advantages of EDI ?

35. (A) ÷£ä÷©UPº P¸Â¨ ö£mi°¾ÒÍ P¸ÂPøͨ £ØÔ ÂÁ›UPÄ®.
AÀ»x
(B) ªß ÁoPzvß Áͺa] £ØÔ GÊxP.
(a) Explain the tools in PageMaker toolbox.
OR
(b) Write about the development and growth of Electronic Commerce.

36. (A) EøµzöuõSv°¾ÒÍ Eøµø¯ \mhzvØS GÆÁõÖ ©õØÖÁõ´ ?
AÀ»x
(B) Switch TØÔøÚ uS¢u GkzxUPõmkhß Â›ÁõP ÂÁ›UPÄ®.
(a) How can you convert text in a text block to a frame ?
OR
(b) Discuss in detail about Switch statement with an example.

37. (A) AoPÎÀ ©hUQß ö\¯À£õmøh ÂÁ›UPÄ®.
AÀ»x
(B) Cøn¯®, AP Cøn¯® ©ØÖ® ¦Ó Cøn¯® £ØÔ Â›ÁõP ÂÍUSP.
(a) Explain working of loops in array.
OR

(b) Explain about Internet, Intranet and Extranet.

[ v¸¨¦P / Turn over

6673 8

38. (A) ¤ßÁ¸® {µ¼ß öÁαmøh GÊxP.
<? php
$Pass_Mark=35;
$Student_Mark=70;
if ($Student_Mark>=$Pass_Mark)
{
echo “The Student is eligible for promotion”;
}
else
{
echo “The Student is not eligible for promotion”;
} ?>
AÀ»x
(B) ¤ÓS ö\¾zx •øÓ Amøh GßÓõÀ GßÚ ? ¤ÓS £n® ö\¾zx®
•øÓ°ß •UQ¯ £[PΨ£õͺPÒ ©ØÖ® Auß |ßø©PøÍ ÂÍUSP.
(a) Write the output of the following program.
<? php
$Pass_Mark=35;
$Student_Mark=70;
if ($Student_Mark>=$Pass_Mark)
{
echo “The Student is eligible for promotion”;
}
else
{
echo “The Student is not eligible for promotion”;
} ?>
OR
(b) What is pay later method card ? Explain the key players of a pay later
method payment system and bring out its merits.

-oOo-