9th Information and Communication Technology NCERT Chapter 6

– Definition and dangers of computer viruses: A virus is a harmful program that affects the computer's performance and destroys data. Anti-virus programs like Norton and Kaspersky are used to detect and destroy computer viruses 【4:0†source】.

– Internet security and safe practices: It is important to exercise caution and behave responsibly in the cyber world. Tips for safe internet practices include checking the source of attachments, verifying trusted sources, known formats, and performing anti-virus scans before downloading 【4:0†source】.

– Components of an email message: The components include To (recipient's email), Subject (description of the topic), Cc (Carbon copy), Bcc (Blind Carbon Copy), attachment icon, and Send button 【4:1†source】.

– Attaching and sending documents via email: Attaching a document to an email is known as uploading. Inbox is an electronic folder in an email account where received emails are stored. Care should be taken when downloading attachments to prevent virus infections 【4:1†source】.

– The purpose and accessibility of various websites: Students should be able to identify the purpose of websites such as mygov.in, swayam.gov.in, ndl.iitkgp.ac.in, farmer.gov.in, and ors.gov.in 【4:0†source】.

– Evaluation of online resources: Importance of evaluating online resources for quality and accuracy. Criteria for evaluation include determining the website owner, the purpose of the website, target audience, reliability of information, and whether the information is free or paid 【4:4†source】.

– Safe internet practices while searching: Tips for safe and secure internet browsing, including using "https" websites, enabling Safe Search settings, being cautious of clicking on links, and choosing a secure web browser 【4:3†source】.