CBSE Class 12 Question Paper 2022 Web Applications

SET-4
Series %BAB%
Q.P. Code
327

Roll No. Candidates must write the Q.P. Code on
the title page of the answer-book.

Please check that this question paper contains 4 printed pages.
Q.P. Code given on the right hand side of the question paper should be written
on the title page of the answer-book by the candidate.
Please check that this question paper contains 25 questions.
Please write down the serial number of the question in the
answer-book before attempting it.
15 minute time has been allotted to read this question paper. The question
paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the
students will read the question paper only and will not write any answer on
the answer-book during this period.

WEB APPLICATIONS

1
Time allowed : 1 hours Maximum Marks : 30
2

327 Page 1 P.T.O.

General Instructions :
1. Please read the instructions carefully.
2. This question paper is divided into 3 sections, viz., Section A, Section B and
Section C.
3. Section A is of 5 marks and has 6 questions on Employability Skills.
(a) Question numbers 1 to 4 are one mark questions. Attempt any
three questions.
(b) Question numbers 5 and 6 are two marks questions. Attempt any
one question.
4. Section B is of 17 marks and has 16 questions on Subject Specific Skills.
(a) Question numbers 7 to 13 are one mark questions. Attempt any
five questions.
(b) Question numbers 14 to 18 are two marks questions. Attempt any
three questions.
(c) Question numbers 19 to 22 are three marks questions. Attempt any
two questions.
5. Section C is of 8 marks and has 3 Competency-Based Questions.
(a) Question numbers 23 to 25 are four marks questions. Attempt any
two questions.
6. Do as per the instructions given in the respective sections.
7. Marks allotted are mentioned against each section/question.

SECTION A
(Employability Skills) (3+2=5 marks)
Answer any 3 questions out of the given 4 questions. 3 1=3
1. Explain the term Startup w.r.t. entrepreneurship. 1
2. ____________ is the ability to continue to do something, even when it is
difficult. 1
3. Identify green workers from the following : 1
A truck driver of diesel fuel truck, An electrician who installs solar panel,
A worker working in a plastic factory.
4. A _____________ worker is one who is employed in the environmental
sectors of the economy. 1
Answer any 1 question out of the given 2 questions. 1 2=2
5. Explain any two attitudes of an entrepreneur. 2
6. Write any two measures we can take to protect our environment. 2
327 Page 2

SECTION B
(Subject Specific Skills) (5+6+6=17 marks)

Answer any 5 questions out of the given 7 questions. 5 1=5

7. Write the output of the following code : 1
Nan + 5

8. Write a statement in JavaScript to
it with 10. 1

9. How many times will the following loop run ? 1
for (var i = 0; i < = 5; i ++)
{
......
}
10. Write the examples of any two logical operators you know. 1
11. What is IntelliSense ? 1
12. Expand the term IIS. 1
13. Information collected through web based forms can be stored in a
_________ with appropriate fields for every entry in the form. 1

Answer any 3 questions out of the given 5 questions. 3 2=6
14. Write any two ways to convert a string to number in JavaScript. 2
15. plain any one property of
an array. 2
16. What do you understand by properties and methods of an object ? 2
17. Write any two points about Snippets. 2
18. What do you mean by structure of a website ? Explain any one use of it. 2

Answer any 2 questions out of the given 4 questions. 2 3=6
19. Write a function in JavaScript that accepts two integer variables and
returns their sum. 3
20. Explain the term inner function in JavaScript with an example. 3
327 Page 3 P.T.O.

21. Explain the use of reverse method in JavaScript. Write
in JavaScript to explain reverse the order of elements in a given array. 3
22. Rakshit has created a website and his friend has suggested to him to go
for a free hosting server as Rahul is still learning to create a website.
Give the
Web hosting providers allow other methods which you can use to upload
website. Name any one of the methods. 3

SECTION C
(Competency-Based Questions) (2 4=8 marks)
Answer any 2 questions out of the given 3 questions. 2 4=8

23. Write a program in JavaScript that accepts three numbers from the user
and displays the average value. 4

24. Predict the output of the following : 4
<html>
<body>
<script>
var str="Honesty is the best policy";
document.write(str.match("policy")+"<br>");
document.write(str.match("Police")+"<br>");
document.write(str.match("pollicy")+"<br>");
document.write(str.match("policy")+"<br>");
</script>
</body>
</html>

25. Kretika is learning to create a multimedia website. Give answers of the
following to help her to gain knowledge before designing and developing
the website : 4
(i) Give any one Internet browser that supports multimedia.
(ii) What are raster graphics ? Give an example.
(iii) Identify the type of file from the following :
.au, .mpg

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