Chapter-6 Cyber Security — Online MCQ Test
INFORMATION TECHNOLOGY · Grade 7 · CBSE(NCERT)
Practice Chapter-6 Cyber Security with a free chapter-wise online MCQ test.
This chapter covers: Ethics & Safety.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter-6 Cyber Security — Important Questions & Answers
What is cyber security?
- A. Protection of computer systems and networks from unauthorized access
- B. The process of creating passwords
- C. Installing antivirus software only
- D. Deleting all files from the computer
Answer: A. Protection of computer systems and networks from unauthorized access
Cyber security is the practice of protecting computer systems, networks, and data from unauthorized access, theft, and damage.
Cyber security is the practice of protecting computer systems, networks, and data from unauthorized access, theft, and damage.
Which of the following is an example of a strong password?
- A. 12345678
- B. password123
- C. P@ssw0rd#Secure2024
- D. qwerty
Answer: C. P@ssw0rd#Secure2024
A strong password contains uppercase letters, lowercase letters, numbers, and special characters, making it difficult to crack.
A strong password contains uppercase letters, lowercase letters, numbers, and special characters, making it difficult to crack.
What is phishing?
- A. A method of catching fish online
- B. A fraudulent attempt to obtain sensitive information by disguising communication as trustworthy
- C. A type of computer game
- D. An antivirus program
Answer: B. A fraudulent attempt to obtain sensitive information by disguising communication as trustworthy
Phishing is a cyber attack where attackers impersonate legitimate organizations to trick users into revealing personal or financial information.
Phishing is a cyber attack where attackers impersonate legitimate organizations to trick users into revealing personal or financial information.
Which is NOT a cyber security threat?
- A. Malware
- B. Phishing emails
- C. Using two-factor authentication
- D. Ransomware
Answer: C. Using two-factor authentication
Two-factor authentication is a security measure that protects against threats, not a threat itself.
Two-factor authentication is a security measure that protects against threats, not a threat itself.
Why is it important to update your software regularly?
- A. To make the interface look better
- B. To fix security vulnerabilities and protect against new threats
- C. To increase storage space
- D. To slow down the computer
Answer: B. To fix security vulnerabilities and protect against new threats
Software updates patch security vulnerabilities that hackers exploit, providing essential protection against emerging cyber threats.
Software updates patch security vulnerabilities that hackers exploit, providing essential protection against emerging cyber threats.
If you notice suspicious activity on your social media account, what should you be your first step?
- A. Ignore it and hope it goes away
- B. Share the account details with your friends
- C. Change your password immediately and report it to the platform
- D. Delete the entire account without investigation
Answer: C. Change your password immediately and report it to the platform
Changing your password and reporting to the platform are the appropriate immediate responses to suspected account compromise.
Changing your password and reporting to the platform are the appropriate immediate responses to suspected account compromise.
Analyze: A student receives a message from someone claiming to be their bank asking for account details. What should the student do and why?
- A. Respond immediately with all details because banks need to verify accounts
- B. Contact the bank directly using the official number to verify the request before sharing anything
- C. Share the information immediately to avoid account suspension
- D. Ask friends what they would do
Answer: B. Contact the bank directly using the official number to verify the request before sharing anything
Banks never ask for credentials via messages; directly contacting the official channel verifies legitimacy and prevents phishing attacks.
Banks never ask for credentials via messages; directly contacting the official channel verifies legitimacy and prevents phishing attacks.
Compare the security levels of the following: What makes 'P@ss123!' more secure than 'password' from a cyber security perspective?
- A. Both passwords have the same security level
- B. 'password' is actually more secure because it's longer
- C. 'P@ss123!' uses varied character types, making it harder to crack through brute force or dictionary attacks
- D. Neither password has any security
Answer: C. 'P@ss123!' uses varied character types, making it harder to crack through brute force or dictionary attacks
Strong passwords combine uppercase, lowercase, numbers, and special characters, exponentially increasing the combinations hackers must try.
Strong passwords combine uppercase, lowercase, numbers, and special characters, exponentially increasing the combinations hackers must try.
Which statement demonstrates the LEAST understanding of cyber ethics and safety?
- A. I should use unique, strong passwords for important accounts
- B. I can share my location constantly on social media as it helps friends track me
- C. I should verify requests for personal information by contacting the organization directly
- D. I should report cyberbullying instead of participating in it
Answer: B. I can share my location constantly on social media as it helps friends track me
Constant location sharing exposes personal safety and privacy to risks including stalking, theft, and targeted attacks; this shows poor cyber ethics.
Constant location sharing exposes personal safety and privacy to risks including stalking, theft, and targeted attacks; this shows poor cyber ethics.
A pop-up appears claiming 'Your device has 47 viruses! Click here to clean immediately!' What security concept does this exploit, and why is it dangerous?
- A. It exploits user urgency and fear psychology; clicking likely installs malware rather than cleaning anything
- B. It's a legitimate security warning that should always be clicked
- C. Pop-ups are never security threats
- D. It proves your computer is actually infected
Answer: A. It exploits user urgency and fear psychology; clicking likely installs malware rather than cleaning anything
This is a scareware technique using psychological manipulation (urgency and fear) to trick users into downloading malware; legitimate warnings don't use aggressive pop-ups.
This is a scareware technique using psychological manipulation (urgency and fear) to trick users into downloading malware; legitimate warnings don't use aggressive pop-ups.