CBSE Class 10 Computer Applications Board Exam 2026 – Complete Solved Paper | All Sections (A–E)

SECTION A

(All Questions are Compulsory)
12 × 1 = 12

1. What is Internet?

(A) A type of computer software
(B) A global network of interconnected computer networks
(C) A local area network in a school
(D) A type of computer hardware

Answer: (B) A global network of interconnected computer networks

2. What is the primary purpose of the TCP/IP?

(A) To manage web pages
(B) To store emails on the server
(C) To define how data is transmitted over the Internet
(D) To secure websites using encryption

Answer: (C) To define how data is transmitted over the Internet

3. Which heading tag represents the smallest heading size in HTML?

(A) <h1>
(B) <h3>
(C) <h5>
(D) <h6>

Answer: (D) <h6>

4. In any email address, the username and the domain name are separated by ______ symbol.

(A) $
(B) @
(C) #
(D) %

Answer: (B) @

5. Which of the following refers to the rules that enable computers to communicate over a network?

(A) Browser
(B) e-Banking
(C) Protocol
(D) Text Editor

Answer: (C) Protocol

6. In the POP3 protocol, what does the number “3” signify?

(A) It represents three computers involved
(B) It stands for the year 2003
(C) It refers to three main servers used in email delivery
(D) It indicates the third version of the Post Office Protocol

Answer: (D) It indicates the third version of the Post Office Protocol

7. Which of the following is not a valid type of list in HTML?

(A) Description list
(B) Ordered list
(C) Detail list
(D) Unordered list

Answer: (C) Detail list

8. Ajay, a computer engineer, remotely accesses customers’ computers to diagnose problems. Which protocol is used for this purpose?

(A) FTP
(B) SMS
(C) SMTP
(D) TELNET

Answer: (D) TELNET

9. What is World Wide Web?

(A) A network hardware
(B) Software to manage data
(C) System of interlinked webpages
(D) Web server

Answer: (C) System of interlinked webpages

10. What is the purpose of the start attribute in the <ol> tag?

(A) To change the type of bullets
(B) To specify the total number of items in the list
(C) To create a list within another list
(D) To set the starting number of the list

Answer: (D) To set the starting number of the list

Questions 11 and 12 (Assertion–Reason Type)

11.

Assertion (A): Blogs are an effective way for individuals to share their thoughts, knowledge, and experiences online.
Reason (R): Only professional web developers can create and maintain blogs.

Answer: (C) Assertion (A) is true, but Reason (R) is false.

(Blogs can be created easily using platforms like Blogger or WordPress. Professional developers are not required.)

12.

Assertion (A): The <img> tag will display an image even if the src attribute is not specified.
Reason (R): The src attribute provides the path to the image file, which is essential for the browser to locate and display the image.

Answer: (D) Assertion (A) is false, but Reason (R) is true.

(The image will not display without the src attribute.)

SECTION B

7 × 2 = 14

13. What is a software license? Also mention its purpose.

Answer:
A software license is a legal agreement between the software developer and the user that defines how the software can be used.

Purpose:

• It gives permission to use the software legally.
• It specifies the terms and conditions of use (like copying, modifying, or distributing the software).

14. (a) What is a search engine? Name any two popular search engines.

Answer:
A search engine is a software program that helps users find information on the Internet by entering keywords.

Examples:

1. Google
2. Yahoo

OR

14. (b) Write the expanded form of SMTP. How does SMTP differ from POP3?

Answer:
SMTP stands for Simple Mail Transfer Protocol.

Difference between SMTP and POP3:

15. Differentiate between a tag and an attribute in HTML with the help of a suitable example.

Answer:

Example:
<p align=”center”>Hello</p>

Here, <p> is a tag and align=”center” is an attribute.

16. (a) What is the purpose of <DT> and <DD> tags in a description list?

Answer:

• <DT> (Definition Term) is used to define the term or name in a description list.
• <DD> (Definition Description) is used to describe or explain the term.

They are used inside the <DL> tag.

OR

16. (b) Explain the purpose of the following tags:

(i) <P> Tag

The <P> tag is used to create a paragraph in an HTML document.

(ii) <HR> Tag

The <HR> tag is used to insert a horizontal line in a webpage to separate content.

17. What is CSS and why is it used in web designing?

Answer:
CSS stands for Cascading Style Sheets.

It is used to:

• Add styles like colors, fonts, and spacing to web pages.
• Improve the appearance and layout of a website.
• Separate content from design.

18. (a) Sonal has been given an incomplete HTML code. Help her to complete the code by filling in the blanks as per the mentioned specifications: (2 Marks)

Specifications:

(i) Line 1: The background color of the paragraph should be Green.
(ii) Line 2: The font size of the paragraph text should be 12px.
(iii) Line 3: The alignment of the paragraph text should be center.
(iv) Line 4: The width of the horizontal ruler should be 50%.

Incomplete Code:

<html>
<head>
<style>

P{
________ : Green;          /* Line 1 */
________ : 12px;           /* Line 2 */
________ : center;         /* Line 3 */
}

________ {
________ : 50%;            /* Line 4 */
}

</style>
</head>

<body>

<p> Saving the environment is crucial for a healthier Earth </p>

<hr>

</body>
</html>

Answer (Completed Code):

<html>
<head>
<style>

P{
background-color: Green;   /* Line 1 */
font-size: 12px;           /* Line 2 */
text-align: center;        /* Line 3 */
}

hr{
width: 50%;                /* Line 4 */
}

</style>
</head>

<body>

<p> Saving the environment is crucial for a healthier Earth </p>

<hr>

</body>
</html>

18. (b) Refer to the incomplete HTML code given below and complete the code based on the specifications provided:

(2 Marks)

Incomplete Code:

<html>

<head>

</head>

<!-- Line 1 -->

<body>

<h1>My Favourite Fruits</h1>

<ol

="I"

="3">

<!-- Line 2 -->

<!-- Line 3 -->

<li>Banana</li>

</ol>

</body>

</html>

Specifications:

(i) Line 1: Set the web page title to 'About Me'.
(ii) Line 2: The ordered list should use uppercase Roman numerals for numbering.
(iii) Line 3: The list should begin with Roman numeral III.
(iv) Line 4: The first list item should be 'Apple'.

Answer (Completed Code):

<html>

<head>
<title>About Me</title>   <!-- Line 1 -->
</head>

<body>

<h1>My Favourite Fruits</h1>

<ol type="I" start="3">   <!-- Line 2 and Line 3 -->

<li>Apple</li>            <!-- Line 4 -->
<li>Banana</li>

</ol>

</body>

</html>

19. What is e-Banking? Mention one difference between e-Banking and e-Shopping.

(2 Marks)

Answer:

e-Banking (Electronic Banking) is a service that allows customers to perform banking activities such as transferring money, checking account balance, and paying bills through the Internet.

One Difference:

SECTION C

4 × 3 = 12

20. The following HTML statements are not written properly. Rewrite the correct statements with underlined corrections.

(i)

Given:

<a link=”https://ncert.nic.in/”>Click here</a>

Correct Statement:

<a <u>href</u>="https://ncert.nic.in/">Click here</a>

(href attribute is used instead of link.)

(ii)

Given:

<ul type="0">

Correct Statement:

<ul type=”<u>circle</u>”>

(circle is used for hollow circle bullets.)

(iii)

Given:

<font color=Arial size=5>My Webpage</font>

Correct Statement:

<font <u>face="Arial"</u> size="5">My Webpage</font>

(face attribute is used to specify font name.)

21. Answer the following questions:

(i) Write the expanded form of SMS.

Answer: SMS stands for Short Message Service.

(ii) Expand FTP and SFTP. How does SFTP differ from FTP?

FTP: File Transfer Protocol
SFTP: Secure File Transfer Protocol

Difference:

• FTP transfers files without encryption.
• SFTP transfers files securely using encryption.

22. (a) Write suitable HTML tag(s) to add a video as per specifications:

Specifications:

• File name: celebration.mp4
• Controls should be visible
• Video should autoplay

Answer:

<video src=”celebration.mp4″ controls autoplay>
</video>

OR

22. (b)

(i) Explain the significance of linking in HTML.

Answer:
Linking in HTML is used to connect one webpage to another webpage, file, or website using the <a> tag. It helps in easy navigation between web pages.

(ii) Write HTML code so that:

• Unvisited links appear in blue

• Visited links appear in purple

Answer:

<style>
a:link { color: blue; }
a:visited { color: purple; }
</style>

23.

(a) Write suitable HTML statements to display the following text on a webpage:

(3 Marks)

(i) H₂O

H₂O

(ii) E = mc²

E = mc²

(<sub> is used for subscript and <sup> is used for superscript.)

(b) Write HTML code to create a hyperlink for sending an email to “help@cbse.gov.in” when the user clicks on the text ‘HELP’.

<a href=”mailto:help@cbse.gov.in”>HELP</a>

SECTION D

24. (a) Write the HTML code to design the webpage with the form as shown below:

(4 Marks)

Specifications Covered:

✔ Heading level 3
✔ Text box for name
✔ Two radio buttons (Economy default selected)
✔ Combo box for category

Answer (HTML Code):

<html>
<head>
<title>Flight Reservation</title>
</head>

<body>

<h3>Flight Reservation Form</h3>

<form>

Enter Name:
<input type=”text” name=”username”>
<br><br>

Seat Type:
<input type=”radio” name=”seat” value=”Economy” checked> Economy
<input type=”radio” name=”seat” value=”Business”> Business
<br><br>

Select Category:
<select name=”category”>
<option>Child</option>
<option>Adult</option>
<option>Senior Citizen</option>
</select>

<br><br>

<input type=”submit” value=”Submit”>

</form>

</body>
</html>

24. (b) Write the HTML code to design the web page as per given specifications:

(4 Marks)

Answer (HTML Code):

<html>
<head>
<title>My Schedule</title>
</head>

<body bgcolor=”lightyellow”>

<h1>My Schedule</h1>

<table border=”1″>

<tr>
<th>Name</th>
<th>Morning</th>
<th>Noon</th>
<th>Evening</th>
</tr>

<tr>
<td>Sahil</td>
<td>Running</td>
<td rowspan=”2″>Self Study</td>
<td>Gym</td>
</tr>

<tr>
<td>Abhay</td>
<td>Yoga</td>
<td>Tuition</td>
</tr>

<tr>
<td>Neha</td>
<td colspan=”2″>School</td>
<td>Dancing</td>
</tr>

</table>

</body>
</html>

✔ Specifications Covered:

• <h1> used for My Schedule
• Background color set to light yellow
• <th> used for table headers
• 4 rows and 4 columns
• rowspan and colspan used properly

SECTION E

25. Case Study

(i) Are netiquettes being followed in the given scenario? Justify your answer.

(2 Marks)

Answer:
No, netiquettes are not being followed in this scenario. The other researcher has used Dr. Chitra’s work without giving proper credit. This is unethical behavior and violates online etiquette as well as intellectual property rights.

(ii) The act of using someone’s work as your own is known as:

Answer: Plagiarism

(iii) Which type of intellectual property law was violated?

Answer: Copyright Law was violated because the researcher used Dr. Chitra’s work without permission or credit.

(iv) Suggest any one way to prevent intellectual property law violation in academic research.

Answer:
Proper citation and referencing of sources should be done while using someone else’s work.

26. Case Study

(a) Unequal access to digital technology is called:

Answer: Digital Divide

(b) Mention any one reason for this unequal access to technology.

Answer:
Poor Internet infrastructure in rural areas.

(Other possible answers: Lack of awareness, high cost of devices, low income.)

(c) Mention any one initiative the government can take to reduce this unequal access.

Answer:
The government can provide affordable high-speed Internet facilities in rural areas.

(Example: Expanding broadband connectivity to villages.)

(d) How does limited access to the Internet affect children?

Answer:
Limited Internet access affects children’s education as they cannot attend online classes, access study materials, or explore learning opportunities, putting them at a disadvantage compared to others.