CBSE Class 7 Computer Science Computer Ethics and Safety Worksheet Set 02

Answer: Computer ethics is a set of moral principles that guides how people should behave while using computers and the internet, covering moral, legal and social issues.

Teacher's Note:
1. Ethics tell us what is acceptable and what is not.
2. Examples are respecting privacy and not copying others' work.

Answer: Digital plagiarism is copying someone else's work from the internet and presenting it as your own without giving credit.

Teacher's Note:
1. It is a form of academic dishonesty.
2. Always credit the source of any content you use.

Answer: Cyber bullying is bullying that takes place using electronic technology such as messages, social media or online games to hurt, threaten or embarrass someone.

Teacher's Note:
1. It can seriously hurt the victim.
2. Victims should tell a trusted adult and report it.

Answer: Hacking is unauthorised access to a computer or network to steal, damage or misuse data.

Teacher's Note:
1. It is a cyber crime in India.
2. Ethical hackers work only with permission.

Answer: Phishing is an attempt to get private details such as passwords or bank details by sending fake emails or messages that look like they come from a trusted source.

Teacher's Note:
1. Never click suspicious links.
2. Real organisations do not ask for passwords by email.

Answer: Spamming is sending unwanted bulk messages, usually advertisements, to many people by email or other means.

Teacher's Note:
1. Spam can carry viruses or links to fake sites.
2. Use a spam filter and do not open unknown mails.

Answer: Computer privacy is the right to keep your personal information and files secure and decide who can see or use them.

Teacher's Note:
1. Strong passwords help to protect privacy.
2. Do not share personal data online with strangers.

Answer: Software piracy is the illegal copying, distribution or use of software without the owner's permission.

Teacher's Note:
1. It breaks copyright law.
2. Use licensed or open source software instead.

Answer: A firewall is a security system, software or hardware, that blocks unauthorised access to a private network while allowing safe traffic.

Teacher's Note:
1. It filters data coming in and going out.
2. It is the first line of defence for a network.

Answer: A digital footprint is the trail of data and traces that a person leaves online through browsing, posting and sharing.

Teacher's Note:
1. It can stay online for a long time.
2. Think carefully before posting anything.

Answer: IPR are the legal rights over creations of the mind, such as writing, music, software and inventions, which allow creators to control their use.

Teacher's Note:
1. Copyright, patents and trademarks are forms of IPR.
2. They encourage people to create new work.

Answer: They are the steps taken to protect a computer, its data and its user, such as using antivirus software, strong passwords, firewalls and regular backups.

Teacher's Note:
1. Updating software also closes security gaps.
2. Safe habits matter as much as tools.

Answer: True.

Teacher's Note:
1. Ethics guide behaviour beyond what the law requires.
2. They apply to every user.

Answer: True.

Teacher's Note:
1. Examples are telecom and broadband companies.
2. Users pay them for access.

Answer: True.

Teacher's Note:
1. It can happen on phones, social media and games.
2. It should always be reported.

Answer: False. The correct term is software piracy.

Teacher's Note:
1. Privacy is about personal information.
2. Piracy is about illegal software copies.

Answer: False. It is plagiarism.

Teacher's Note:
1. Always name the source.
2. Write the idea in your own words.

Answer: True.

Teacher's Note:
1. It checks the data passing through.
2. It does not replace antivirus software.

Answer: Cyber ethics

Teacher's Note:
1. It covers how we should act online.
2. It includes respect, honesty and safety.

Answer: Plagiarism

Teacher's Note:
1. It can lead to a zero or other penalties.
2. Giving references avoids it.

Answer: Hacking

Teacher's Note:
1. It is done without the owner's permission.
2. It is illegal.

Answer: firewall

Teacher's Note:
1. It sits between the network and the internet.
2. It filters traffic.

Answer: digital footprint

Teacher's Note:
1. Posts, searches and likes all add to it.
2. It is difficult to erase fully.