Tamil Nadu 12th Std Model Question Paper Computer Application

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No. of Printed Pages : 8
3322 (NS)
!3322NSComputerApplications! £vÄ Gs
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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

3322 (NS) 2

1. MIDI &ß Â›-ÁõU-P® GßÚ ?

(A) Musical Information Digital Intrepreter
(B) Musical Instrument Digital Information
(C) Musical Intelligent Digital Interface
(D) Musical Instrument Digital Identifier
Write the expansion of MIDI :
(a) Musical Information Digital Interpreter
(b) Musical Instrument Digital Information
(c) Musical Intelligent Digital Interface
(d) Musical Instrument Digital Identifier

2. ÷£ä-÷©U-P-›À EÒÍ J¸ BÁ-nz-vøÚ ¦v-¯-uõP vÓUP Âø\£»øP°ß
SÖUSÁÈ GßÚ ?
(A) Ctrl + Q (B) Ctrl + M (C) Ctrl + N (D) Ctrl + X
What is the keyboard shortcut to open a PageMaker file ?
(a) Ctrl + Q (b) Ctrl + M (c) Ctrl + N (d) Ctrl + X

3. J¸ AmhÁøn°ß Qøh©mh EÒÏk £vÄ __________ GÚ
AøÇUP¨£k®.
(A) \õ- (B) Á›-ø\ (C) Am-h-Á-øn (D) {µÀ
The horizontal entity in a Table is known as __________.
(a) Key (b) Record (c) Table (d) Column

4. ¤ß-Á-¸-Á-Ú-ÁØ-ÖÒ GøÁ DDL Pm-høÍ £m-i-¯-¼À CÀø» ?
(A) INSERT (B) CREATE (C) ALTER (D) DROP
Which one of the following is not a DDL command ?
(a) INSERT (b) CREATE (c) ALTER (d) DROP

3 3322 (NS)

5. JØøÓ Á› SÔ¨-¦øµ TØ-ÖUS |õ® Gøu £¯ß-£-kz-x-÷Áõ® ?
(A) /* */ (B) /? (C) // (D) #
In PHP, we can use __________ to comment a single line.
(a) /* */ (b) /? (c) // (d) #

6. PHP &À Gz-uøÚ ÁøP-¯õÚ ö\¯Ø-T-Ö-PÒ EÒÍx ?

(A) 5 (B) 4 (C) 3 (D) 2
How many types of functions are there in PHP ?
(a) 5 (b) 4 (c) 3 (d) 2

7. ¤ß-Á-¸® PHP SÔ-•-øÓUS öÁÎ-±-k Gß-Ú-ÁõP C¸U-S® ?
<?php
$x;
if($x==0)
print “hi”;
else
print “how are u”;
?>
(A) öÁÎ-±k Hx® CÀ-ø» (B) how are u
(C) hi (D) error
What is the output of the following PHP code ?
<?php
$x;
if($x==0)
print “hi”;
else
print “how are u”;
?>
(a) no output (b) how are u
(c) hi (d) error

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3322 (NS) 4

8. PHP &À ªP Pi-Ú-©õÚ ©hUS Aø©¨¦ __________.

(A) for (B) while
(C) do...while (D) CøÁ Hx-ªÀ-ø»
Most complicated looping structure in PHP is __________.
(a) for (b) while
(c) do...while (d) None of these

9. uµ-Äz-uÍ Am-h-Áøn AÀ-»x Am-h-Á-øn-P-Îß öuõ-S¨-¤-¼-¸¢x uµ-Ä
AÀ»x uP-ÁÀ-PøÍ ö£Ö-Á-uØ-PõÚ Pm-h-øÍ-P÷Í __________ BS®.
(A) SÔ-•-øÓ (B) ÂÚ-ÁÀ (C) £i-Á® (D) AÔU-øP
__________ is a request for data or information from a database table or combination
of tables.
(a) Code (b) Query (c) Form (d) Report

10. Áø»-¯-ø©¨-¤À CønU-P¨-£m-i-¸U-S® JÆ-öÁõ¸ Po-Û-²® __________
GßÖ AøÇU-P¨-£-k-Q-Ó-x.
(A) \õ-u-Ú® (B) •øÚ-¯® (C) P¸- (D) Áh®
Computer, which is connected to a network is called :
(a) device (b) node (c) system (d) cable

11. TCP &ß Â›-ÁõU-P® GßÚ ?

(A) Television Control Protocol (B) Television Control Program
(C) Transmission Control Program (D) Transmission Control Protocol
What is the expansion of TCP ?
(a) Television Control Protocol (b) Television Control Program
(c) Transmission Control Program (d) Transmission Control Protocol

12. Pͨ-ö£-¯-›À ]m-øh-PÒ __________ ‰»® ¤›U-P¨-£-k-Q-Ó-x.
(A) - (hyphen) (B) * (Asterisk) (C) # (Hash) (D) . (dot)
In domain name, the sequence of labels are separated by __________.
(a) - (hyphen) (b) * (Asterisk) (c) # (Hash) (d) . (dot)

5 3322 (NS)

13. www &I Ps-k-¤-iz-u-Áº __________ .
(A) áõß ÷|¨-¤-¯º (B) i® ö£º-Úºì ½
(C) \õº-»ì £õ-÷£ä (D) ¨÷»ì £õì-PÀ
www was invented by __________.
(a) John Napier (b) Tim Berners Lee
(c) Charles Babbage (d) Blaise Pascal

14. IPv4 •P-Á-›-PøÍ SÔUP G¢u SÔ-•øÓ £¯ß-£-kz-u¨-£-k-Qß-ÓÚ ?
(A) C¸-© (B) ¦ÒÎ&u\-©
(C) £v-Ú-Ö-© (D) (A) ©Ø-Ö® (B)
Which of the following notation is used to denote IPv4 addresses ?
(a) Binary (b) Dotted-decimal
(c) Hexadecimal (d) (a) and (b)

15. Wi-Fi Gß-£x SÖ-Q¯ ö£¯º :
(A) Á¯º-ö»ì CøÇ £õº-øÁ
(B) |®-¤U-øP-¯õÚ P®-¤-°À-»õ ÷\øÁ
(C) P®¤ Cøn¨-¦
(D) P®¤ Lø£-£º B¨-iU
Wi-Fi is short name for __________.
(a) Wireless Fiber optic
(b) Wireless Fidelity
(c) Wired Fidelity
(d) Wired Fiber optic

£Sv & II / PART - II
SÔ¨¦ : GøÁ÷¯Ý® BÖ ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÷PÒ- Gs 24 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ás-k®. 6x2=12
Note : Answer any six questions. Q.No. 24 is compulsory.
16. ÷£ä÷©U-P-›ß BÁ-nz-vÀ EÒÍ GÊzøu GÆ-ÁõÖ AÈU-P-»õ® ?
How will you delete text in PageMaker file ?

17. Eøµ £v¨-¤z-uÀ Gß-ÓõÀ GßÚ ?
What is text editing ?

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3322 (NS) 6

18. •ußø© vÓ-Ä-÷PõÀ Gß-ÓõÀ GßÚ ?
What is primary key ?

19. m÷µì ÷Põ¨¦ (Trace file) Gß-ÓõÀ GßÚ ?
What is trace file ?

20. PHP &À £iÁ ö\À-¾-£-i-¯õU-PÀ Gß-ÓõÀ GßÚ ?
What is form validation in PHP ?

21. PHP &À fopen( ) GßÓ ö\¯Ø-TÖ £Ø-Ô ]Ö SÔ¨¦ GÊ-x-P.
Write short notes about fopen( ) function in PHP.

22. AU-QÛ ÷£õº-PÒ (flame wars) Gß-ÓõÀ GßÚ ?
What is flame wars ?

23. URL &ß ÁøP-PÒ ¯õøÁ ?
What are the types of URL ?

24. PHP &À for each ©hU-Qß Pm-høÍ Aø©¨ø£ GÊ-x-P.
Write the syntax for : for each loop in PHP.

£Sv & III / PART - III
SÔ¨¦ : GøÁ÷¯Ý® BÖ ÂÚõUPÐUS Âøh¯ÎUPÄ®. ÷PÒ- Gs 33 &US
Pmhõ¯©õP Âøh¯ÎUP ÷Ás-k®. 6x3=18
Note : Answer any six questions. Q.No. 33 is compulsory.
25. Aø\-Åm-hÀ Gß-ÓõÀ GßÚ ? Auß ÁøP-PÒ ¯õøÁ ?
What is animation ? Write its types.

26. ©õì-hº £U-P® (Master Page) Gß-ÓõÀ GßÚ ?
What is Master Page ?

27. Áø» ÷\øÁ-¯-P® ©Ø-Ö® Áø» E»õ-Â-°ß £¯ß-PøÍ GÊ-x-P.
What is the purpose of web server and web browser ?

7 3322 (NS)

28. EDI &À EÒÍ |õßS •U-Q¯ EÖ¨-¦-PÒ GøÁ ?
What are the four major components of EDI ?

29. ©hUS Aø©¨-¤ß ]Ó¨-¤-¯À-¦-PøÍ GÊ-x-P.
Write the features of looping structure.

30. PHP &À uµ-Äz-uÍ Cøn¨-¦-PÒ £ØÔ GÊ-x-P.
Write about database connections in PHP.

31. AP Cøn-¯® Gß-ÓõÀ GßÚ ?
What is Intranet ?

32. ©øÓ-±mk |õ-n-¯z-vÀ APÌ-uÀ £ØÔ SÔ¨¦ Áøµ-P.
Write short note on mining in cryptocurrency.

33. £¯Úº Áøµ¯Özu ö\¯ØTÖPÒ GßÓõÀ GßÚ ? Auß Pm- h øÍ
Aø©¨¤øÚ GÊxP.
What is user defined function ? Write the syntax.

£Sv & IV / PART - IV
SÔ¨¦ : AøÚzx ÂÚõUPÐUS® Âøh¯ÎUPÄ®. 5x5=25
Note : Answer all of the following questions.
34. (A) £À-¿-h-Pz-vØ-PõÚ ]» ÷Põ¨¦ Ái-Á[-PøÍ ÂÍU-S-P.
AÀ»x
(B) ÷£ä-÷©U-P-›À EÒÍ £»-Á-øP-¯õÚ P¸- ö£m-i-°À EÒÍ lÀ (Tool)
£ØÔ ÂÍU-S-P.
(a) Explain different file formats in Multimedia files.
OR
(b) Explain the tools in PageMaker toolbox.

[ v¸¨¦P / Turn over

3322 (NS) 8

35. (A) Ao Gß-ÓõÀ GßÚ ? PHP -ß £» £›-©õn Ao-PÒ £ØÔ ÂÍU-S-P.
AÀ»x
(B) PHP &À switch TØÔøÚ ÂÍU-S-P.
(a) What is Array ? Explain multidimensional array in PHP.
OR
(b) Explain switch statement in PHP.

36. (A) PHP &À EÒÍ ÷Põ¨-¦-PøÍ øP¯õ-Ð-uÀ £ØÔ ÂÁ-›U-P-Ä®.
AÀ»x
(B) MySQLi &À ÂÚÁÀPøÍ ö\¯À£kzxuø» GkzxUPõm-khß ÂÍUSP.
(a) Explain the process of file handling in PHP.
OR
(b) Explain MySQLi Queries with examples.

37. (A) OSI &SÔ¨¦ ©õ-v-›-°ß AkU-S-PøÍ £ØÔ ÂÁ-›U-P-Ä®.
AÀ»x
(B) Áø»-¯-ø©¨¦ Áh[-P-Îß ÁøP-P-øÍ ÂÍU-S-P.
(a) Discuss about OSI reference model with its layers.
OR
(b) Explain the types of network cables.

38. (A) ªß & Áo-Pz-vß |ß-ø©-PÒ ©Ø-Ö® SøÓ-£õ-k-PÒ £ØÔ ÂÁ-›U-P-Ä®.
AÀ»x
(B) Gs-•-øÓU øPö¯õ¨-£® ©Ø-Ö® Gs-•-øÓa \õß-Ô-uÌ-P-ÐU-S® EÒÍ
÷ÁÖ-£õ-k-PøÍ GÊ-x-P.
(a) What are the advantages and disadvantages of E-Commerce to a consumer ?
OR
(b) Differentiate Digital Signature and Digital Certificates.

-oOo-