Cybersecurity_Unit1_Quiz_vsj.pptx for students

cyber security based quiz for BE students with answers

1. Quiz: Cybersecurity Concepts and Threats (Unit-1) By Dr. Vijaylakshmi Jigajinni

2. Question 1 Which of the following is NOT a goal of cybersecurity (CIA triad )? a) Confidentiality b) Integrity c) Availability d) Profitability

3. Answer 1 ✅ d) Profitability

4. Question 3 In which decade did cybersecurity concepts begin to formally evolve with the advent of ARPANET?

5. Answer 3 ✅ 1970s

6. Question 4 Which layer of security focuses on protecting operating systems and applications? a) Network layer b) Application layer c) Physical layer d) Data link layer

7. Answer 4 ✅ b) Application layer

8. Question 5 What does ransomware primarily do?

9. Answer 5 ✅ Encrypts files and demands payment for decryption.

10. Question 6 Phishing is an example of: a) Social engineering attack b) Malware infection c) Insider threat d) Denial-of-service attack

11. Answer 6 ✅ a) Social engineering attack

12. Question 7 A vulnerability becomes dangerous when it is combined with a(n):

13. Answer 7 ✅ Exploit

14. Question 8 Which of the following is an active attack? a) Traffic analysis b) Eavesdropping c) Denial of Service d) Packet sniffing

15. Answer 8 ✅ c) Denial of Service

16. Question 9 Structured attacks are usually carried out by:

17. Answer 9 ✅ Skilled professionals, often with specific goals.

18. Question 10 Which of these is considered the broadest potential target area for attackers?

19. Answer 10 ✅ Attack surface

20. Question 11 Define cybersecurity.

21. Answer 11 ✅ The practice of protecting systems, networks, and data from digital attacks, unauthorized access, or damage.

22. Question 12 What is meant by Confidentiality in the CIA triad?

23. Answer 12 ✅ Ensuring that sensitive data is accessed only by authorized users.

24. Question 13 State one example each for passive and active attacks.

25. Answer 13 ✅ Passive: Eavesdropping; Active: Man-in-the-Middle.

26. Question 14 Differentiate between vulnerability and risk.

27. Answer 14 ✅ Vulnerability = weakness; Risk = potential damage when a threat exploits vulnerability.

28. Question 15 What is an exploit?

29. Answer 15 ✅ A tool, code, or technique used to take advantage of a vulnerability.

30. Question 16 Why is insider attack often more dangerous than outsider attack?

31. Answer 16 ✅ Insiders already have authorized access, making detection harder.

32. Question 17 Mention one example of unstructured attack.

33. Answer 17 ✅ A novice hacker trying random passwords (script kiddie).

34. Question 18 State one reason for the growing need of cybersecurity.

35. Answer 18 ✅ Increase in digital transactions and data breaches.

36. Question 19 List the three main layers of security.

37. Answer 19 ✅ Physical security, network security, application security.

38. Question 20 Give one real-life example of ransomware.

39. Answer 20 ✅ WannaCry attack (2017).

40. Question 21 A company discovers an employee secretly copying confidential data to a USB. Which attack is this?

41. Answer 21 ✅ Insider attack

42. Question 22 If an attacker intercepts communication without altering it, classify the attack.

43. Answer 22 ✅ Passive attack

44. Question 23 An attacker launches a botnet to overwhelm a website’s server. What type of attack?

45. Answer 23 ✅ Denial-of-Service (Active, Structured)

46. Question 24 Identify missing CIA triad: Confidentiality, Integrity, ?

47. Answer 24 ✅ Availability

48. Question 25 If a vulnerability is exploited by malware, what three terms apply?

49. Answer 25 ✅ Vulnerability, exploit, risk

50. Question 26 A user clicks on a fake bank login page and enters credentials. What attack occurred?

51. Answer 26 ✅ Phishing

52. Question 27 Nation-sponsored hackers target an organization’s network. Classification?

53. Answer 27 ✅ Structured, state-sponsored attack

54. Question 28 A student crashes a server using a simple script. What type of attack?

55. Answer 28 ✅ Unstructured attack

56. Question 29 What is the risk if a hospital’s database is left without encryption?

57. Answer 29 ✅ Unauthorized disclosure of sensitive medical records.

58. Question 30 Which layer of security would biometric access controls belong to?

59. Answer 30 ✅ Physical layer