This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Computer Science Chapter 5 Networking And Cyber Security – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 31 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does sequencing refer to in the context of algorithms? A) The speed of execution. B) The order things happen in. C) The number of steps in an algorithm. D) The data processed by the algorithm. Show Answer Correct Answer: B) The order things happen in. 2. Text Phishing is called ..... A) Smishing. B) Vishing. C) Whaling. D) Spear Phishing. Show Answer Correct Answer: A) Smishing. 3. After clicking on a suspicious email the data on your system is locked/encrypted this can be? A) A Ransomeware attack. B) A Denial of service attack. C) Man in the middle attack. D) None of the above. Show Answer Correct Answer: A) A Ransomeware attack. 4. What are the elements of cybersecurity? A) Network security. B) Operational security. C) Application security. D) All of the above. Show Answer Correct Answer: D) All of the above. 5. The main function of the web browser is to: A) Display all the previous and existing online activities. B) Access the information and resources from the World Wide Web. C) Protect the system from online virus attacks. D) Promote and enhance Internet security. Show Answer Correct Answer: B) Access the information and resources from the World Wide Web. 6. Which option is a direct benefit of maintaining data integrity? A) Increased data storage. B) Trustworthiness of data. C) Faster data access. D) Reduced data costs. Show Answer Correct Answer: B) Trustworthiness of data. 7. Amazon pay me sum of money to try to hack into their systems and help improve security. Which hacker am I? A) White hat Hacker. B) Grey hat Hacker. C) Black hat Hacker. D) None of the above. Show Answer Correct Answer: A) White hat Hacker. 8. ..... is a structured language for cyber threat intelligence. A) IoC. B) Dark web. C) STIX. D) OSINT. Show Answer Correct Answer: C) STIX. 9. A Java class file is a file (with the . class filename extension) containing Java ..... that can be executed on the Java Virtual Machine (JVM) A) Bytecode. B) Object code. C) Scourcecode. D) Classcode. Show Answer Correct Answer: A) Bytecode. 10. Which are the attack surface for IoT? A) Firmware. B) Network Communication. C) Hardware. D) All the above. Show Answer Correct Answer: D) All the above. 11. Why is there a shortage of cyber security experts? A) There are too many hackers who are highly skilled. B) The internet is full of tutorials on cyber security. C) There is a lack of people with the necessary skills and training. D) Cyber security is not a profitable career. Show Answer Correct Answer: C) There is a lack of people with the necessary skills and training. 12. When entering personal data such as credit card information into a website, it is important to verify the url starts with 'https" to ensure the transaction is protected by SSL encryption. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. What was the First online Message? A) OK. B) NO. C) IO. D) LO. Show Answer Correct Answer: D) LO. 14. Why should you ensure you keep your firewall software updated? A) To prevent you from getting a virus. B) To prevent any hackers getting your personal information. C) To prevent you sending anything on the Internet. D) To prevent hackers from giving you money. Show Answer Correct Answer: B) To prevent any hackers getting your personal information. 15. Which of the following ensures that information is correct and no unauthorized person or malicious software has altered it? A) Protection. B) Availability. C) Confidentiality. D) Integrity. Show Answer Correct Answer: D) Integrity. 16. Is hijacking and hacking refers to same thing? A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 17. Malware is software that is specifically designed to disrupt, damage, or gain unauthorised access to a computer system. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 18. If you walk away from a wireless router whilst surfing the internet on your tablet-what will happen to your internet speed? A) The internet connection will be quicker, the greater the distance. B) The internet connection will be slower as the signal gets weaker. C) All the above. D) None of the above. Show Answer Correct Answer: B) The internet connection will be slower as the signal gets weaker. 19. On the internet, security and loss of digital value are experienced as: A) No answer. B) Less probable. C) Abstract. D) Complicated. Show Answer Correct Answer: D) Complicated. 20. True or false? Employers never check social media platforms when they are considering who to hire. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 21. What are the risks associated with using public Wi-Fi? A) No risk if we use good anti Virus software. B) Can become a victim of Man in the middle attack. C) Public WiFi have their own security. D) Can become a victim of Vishing attack. Show Answer Correct Answer: B) Can become a victim of Man in the middle attack. 22. Why should you make sure you anti-virus software is up-to-date? A) Hackers want your data. B) New viruses are being written all the time. C) You don't need to, there are no new viruses, only old ones. D) Sometimes, even computers need a hanky. Show Answer Correct Answer: B) New viruses are being written all the time. 23. Cybersecurity also be referred to as? A) Incident security. B) Information technology security. C) Internet security. D) Threat security. Show Answer Correct Answer: B) Information technology security. 24. What is JavaScript commonly used for? A) Creating spreadsheets. B) Giving websites functionality. C) Operating system development. D) Database management. Show Answer Correct Answer: B) Giving websites functionality. 25. Which one of the following describes why users should lock their computer when leaving their desk? A) To prevent unauthorized access to data. B) To prevent the waste of electricity. C) To prevent data from getting corrupted. D) To prevent the computer from malfunctioning. Show Answer Correct Answer: A) To prevent unauthorized access to data. ← PreviousNext →Related QuizzesClass 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 1Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 2Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 3Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 4Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 5Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 6Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 7Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 8Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 9Class 12 Computer Science Chapter 5 Networking And Cyber Security Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books