Computer Science · Class 4
Internet and Email
Learn Internet and Email with notes, examples, and practice questions.
3 sections15–25 min read6 MCQs · 2 examples
Chapter Overview
Internet and Email explains how the internet works — browsers, URLs, search engines, email, and cloud services that connect the world.
Internet & WWW
- Internet: global network of networks
- WWW: web pages via HTTP/HTTPS
- Browser: Chrome, Firefox, Edge
Services & Tools
- URL is the web address
- Search engines index information
- Email, cloud storage, streaming
- Bookmark useful sites
Solved Examples
Step-by-step solutions — read each step before checking the final answer.
Browse a website
What is a URL and give an example.
- 1URL = Uniform Resource Locator
- 2Example: https://www.example.com
- 3Protocol + domain + path
Answer
Address of a web resource
Send email
Name the fields: To, CC, Subject, Attachment.
- 1To: primary recipient
- 2CC: copy to others
- 3Subject: topic; Attachment: file
Answer
Standard email fields
Key Points to Remember
- ✓ HTTPS is more secure than HTTP
- ✓ Do not download unknown attachments
- ✓ Cloud stores files online
Exam Tips
- • Define URL, ISP, browser
- • List internet services
- • Know email etiquette
Practice MCQs — Internet and Email
Test your understanding with topic-wise multiple choice questions. Explanations appear after each answer.
Question 1 of 6Score: 0/0
WWW uses protocol: