#### 12th Standard English Medium Computer Applications Reduced Syllabus Annual Exam Model Question Paper - 2021

12th Standard

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Computer Applications

Time : 02:45:00 Hrs
Total Marks : 70

Part I

Choose the most suitable answer from the given four alternatives and write the option code with the corresponding answer.

15 x 1 = 15
1. you need hardware, software and _________ to make multimedia

(a)

network

(b)

compact disk drive

(c)

good idea

(d)

programming knowledge

2. DBMS provides to ___________ data

(a)

create

(b)

retrieve

(c)

update

(d)

all of the above

3. Which of the following is an identical operator?

(a)

=

(b)

= =

(c)

= = =

(d)

! = =

4. Which one of the following is the right way of defining a function in PHP?

(a)

function { function body }

(b)

data type functionName(parameters) { function body }

(c)

functionName(parameters) { function body }

(d)

function fumctionName(parameters) { function body }

5. What will be the output of the following PHP code ?
< ?php
x = 10;
y = 20;
if (x > y + y != 3)
print “hi” ;
else
print “how are u”;
? >

(a)

how are u

(b)

hi

(c)

error

(d)

no output

6. ________ loops execute a block of code a specified number of times.

(a)

foreach

(b)

for

(c)

while

(d)

do..while

7. What does fopen() function do in PHP?

(a)

It used to open files in PHP

(b)

It used to open Remote Server

(c)

It used to open folders in PHP

(d)

It used to open Remote Computer

8. which one is correct way, we can retrieve the data in the result set of MySQL using PHP?

(a)

mysql_fetch_row.

(b)

mysql_fetch_array

(c)

mysql_fetch_object

(d)

All the above

9. Match the period and mehods available on history of computer networking in the Internet

 a) 1950 X.25 TCP/IP b) 1966 SAGE c) 1976 WAN d) 1972 ARCNET
(a)

4321

(b)

3421

(c)

1234

(d)

4123

10. ________in 1974 introduced IP connection less datagram service was in

(a)

Vint Cerf and Bob Kahnin

(b)

Bjarne Stroustrup

(c)

Markzuckerberg

(d)

Doughlas

11. Assertion (A) : The number of addresses used in IPv6 addressing method is 128.

(a)

A is true and R is false.

(b)

A is false and R is true.

(c)

Both A and R are correct and R is the correct explanation of A.

(d)

Both A and R are correct and R is not the correct explanation of A.

12. The __________ uses light to transmit the information from one place to another.

(a)

Fibrecable

(b)

Network cable

(c)

optic cable

(d)

none of these

13. Fill in the blanks : NS2 comprises of ______key languages?

(a)

13

(b)

3

(c)

2

(d)

4

14. A digital certificte also known as________

(a)

Public key certificate

(b)

Asymmetric Key

(c)

Symmetric Key

(d)

All of the above

15. Every EDI message consist of __________upperca e EnglishAlphabets

(a)

two

(b)

four

(c)

six

(d)

eight

16. Part II

Answer any 6 questions. Question no. 24 is compulsory.

6 x 2 = 12
17. Compare Path Animation and Frame Animation.

18. Define if...elseif....else Statement in PHP.

19. How SWitch statement and if statement differs?

20. What are the major operations of database?

21. Difference between wired and wireless networks.

22. What is Zone?

23. What is trace file?

24. What is called gift cards?

25. Who Is the father of EDI?

26. Part III

Answer any 6 questions. Question no. 33 is compulsory.

6 x 3 = 18
27. Write a short note on Hypertext.

28. Write the use of any three tools in PageMaker along with symbols.

29. Explain on Evolution of DBMS.

30. Write the purpose of parameterized Function.

31. Write a PHP program to display the following

32. What is Resource Sharing?

33. List out the components of a RFID enabled system.

34. Write a note on E-business building block elements

35. What is EDI interchange?

36. Part IV

5 x 5 = 50
1. Write the steps to place the text in a frame.

2. Explain Indexed array and Associate array in PHP.

1. Discuss in detail about For each loop.

2. Discuss in detail about MySQL functions with example.

1. Write in detail about The Interner Explosion?

2. Explain about Internet, Intranet and Extranet

1. Write a notes on Hierarchical name space?

2. Explain various Open Source License

1. Write the steps to transfer funds using Net Banking.

2. Briefly explain SSL.