मराठी

NCERT solutions for Computer Science [English] Class 12 chapter 12 - Security Aspects [Latest edition]

Advertisements

Chapters

NCERT solutions for Computer Science [English] Class 12 chapter 12 - Security Aspects - Shaalaa.com
Advertisements

Solutions for Chapter 12: Security Aspects

Below listed, you can find solutions for Chapter 12 of CBSE NCERT for Computer Science [English] Class 12.


Exercise
Exercise [Page 240]

NCERT solutions for Computer Science [English] Class 12 12 Security Aspects Exercise [Page 240]

Exercise | Q 1. | Page 240

Why is a computer considered to be safe if it is not connected to a network or the Internet?

Exercise | Q 2. | Page 240

What is a computer virus? Name some computer viruses that were popular in recent years.

Exercise | Q 3. | Page 240

How is a computer worm different from a virus?

Exercise | Q 4. | Page 240

How is Ransomware used to extract money from users?

Exercise | Q 5. | Page 240

How did a Trojan get its name?

Exercise | Q 6. | Page 240

How does adware generate revenue for its creator?

Exercise | Q 7. | Page 240

Briefly explain two threats that may arise due to a keylogger installed on a computer.

Exercise | Q 8. | Page 240

How is a Virtual Keyboard safer than an On-Screen Keyboard?

Exercise | Q 9. | Page 240

List and briefly explain different modes of malware distribution.

Exercise | Q 10. | Page 240

List some common signs of malware infection.

Exercise | Q 11. | Page 240

List some preventive measures against malware infection.

Exercise | Q 12. | Page 240

Write a short note on different methods of malware identification used by antivirus software.

Exercise | Q 13. | Page 240

What are the risks associated with HTTP? How can we resolve these risks by using HTTPS?

Exercise | Q 14. | Page 240

List one advantage and disadvantage of using Cookies.

Exercise | Q 15. | Page 240

Write a short note on White, Black, and Grey Hat Hackers.

Exercise | Q 16. | Page 240

Differentiate between DoS and DDoS attacks.

Exercise | Q 17. | Page 240

How is Snooping different from Eavesdropping?

Solutions for 12: Security Aspects

Exercise
NCERT solutions for Computer Science [English] Class 12 chapter 12 - Security Aspects - Shaalaa.com

NCERT solutions for Computer Science [English] Class 12 chapter 12 - Security Aspects

Shaalaa.com has the CBSE Mathematics Computer Science [English] Class 12 CBSE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Computer Science [English] Class 12 CBSE 12 (Security Aspects) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Computer Science [English] Class 12 chapter 12 Security Aspects are Network Threats and Its Prevention, Malware, Antivirus, Spam, HTTP vs HTTPS, Protection Using Firewall, Cookies, Hackers and Crackers (Hacking), Network Security.

Using NCERT Computer Science [English] Class 12 solutions Security Aspects exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE Computer Science [English] Class 12 students prefer NCERT Textbook Solutions to score more in exams.

Get the free view of Chapter 12, Security Aspects Computer Science [English] Class 12 additional questions for Mathematics Computer Science [English] Class 12 CBSE, and you can use Shaalaa.com to keep it handy for your exam preparation.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×