Computer Science · Class 3
Cyber Safety
Learn Cyber Safety with notes, examples, and practice questions.
3 sections15–25 min read6 MCQs · 2 examples
Chapter Overview
Cyber Safety (Class 3) teaches safe, ethical, and responsible use of technology — protecting privacy, recognising threats, and understanding digital rights at basic level.
Safe Practices
- Strong unique passwords
- Never share OTP or personal details
- Logout on shared devices
- Verify sources before sharing
Threats & Ethics
- Phishing, malware, ransomware
- Cyberbullying — report and block
- Copyright and plagiarism
- Digital footprint is permanent
Solved Examples
Step-by-step solutions — read each step before checking the final answer.
Phishing email
Email asks for bank password via link. What do you do?
- 1Do not click link
- 2Banks never ask password by email
- 3Report/delete; tell adult
Answer
Ignore phishing attempt
Cyberbullying
Someone posts mean comments about a classmate online.
- 1Do not forward or encourage
- 2Screenshot evidence
- 3Report to teacher/parent/platform
Answer
Report cyberbullying
Key Points to Remember
- ✓ Use 2FA where available
- ✓ Update software regularly
- ✓ Respect others' privacy
- ✓ Think before you post
Exam Tips
- • Define phishing, virus, spam
- • List safety rules
- • Explain digital citizenship
Practice MCQs — Cyber Safety
Test your understanding with topic-wise multiple choice questions. Explanations appear after each answer.
Question 1 of 6Score: 0/0
Strong password should: