Question 1: Define the term 'privacy' in the context of computer science.

Answer: Privacy refers to the right of individuals to keep their personal information secure and control who has access to it.

Question 2: Give two examples of personal information that should be kept private online.

Answer: Examples include a person's full name, address, phone number, and bank details.

Question 3: Explain why it is important to protect personal data when using social media.

Answer: Protecting personal data prevents identity theft, fraud, and keeps individuals safe from unwanted contact or harassment.

Question 4: Describe one way a company can ensure user privacy is maintained when collecting data.

Answer: A company can anonymise data so that personal details are not linked to individual users.

Question 5: Imagine you are designing a new social media app. List two features you would include to protect user privacy.

Answer: Features could include privacy settings to control who can view posts and options to delete personal data from the platform.

Question 6: Complete the following truth table for a logic gate: The inputs are A and B. The output is Y. The table headers are A, B, Y.

Answer: A | B | Y ---|---|--- 0 | 0 | 0 0 | 1 | 0 1 | 0 | 0 1 | 1 | 1

Question 7: Draw a simple logic circuit that uses an AND gate and two inputs. Label the inputs and the output.

Answer: A correct sketch would show two lines entering an AND gate symbol, with the output line labeled as 'Y'.

Question 8: Describe a scenario where sharing too much personal information online could be harmful.

Answer: Sharing too much information, like your home address or phone number, could lead to identity theft, stalking, or scams.

Question 9: Suggest one way individuals can protect their privacy when using a public Wi-Fi network.

Answer: Use a Virtual Private Network (VPN) to encrypt your internet connection and protect your data.

Question 10: Why is it important for companies to have a privacy policy?

Answer: A privacy policy explains how a company collects, uses, and protects personal data, ensuring transparency and building trust.

Question 11: Sketch a simple diagram showing how data might be encrypted before being sent over the internet. Include the sender, encryption process, receiver, and decryption process.

Answer: A correct sketch would show data being encrypted at the sender's side, transmitted securely, and then decrypted at the receiver's side.