7.1 Give the term for a type of malware designed to encrypt or block access to your computer system and files until you pay a sum of money - NSC Computer Application Technology - Question 7 - 2021 - Paper 2

Recruitment agencies check social media accounts to verify a jobseeker's work history and character. This can involve assessing their online presence and ensuring that their social behavior aligns with the employer's values.

One reason is that some apps generate income through advertising. Users may have to view ads to keep using the app, or they may be prompted to make in-app purchases to unlock additional features.

User-centred design can be applied by ensuring the text is larger and readable, using clear images or illustrations that are also large enough, and making sure the layout is user-friendly. Consistent styles help in understanding forms, while sound prompts can aid navigation.

One measure is to use a firewall and antivirus software to block unauthorized access. Another measure is to regularly update software to fix vulnerabilities that could be exploited by hackers.

The purpose of the diagram is to illustrate relationships and connections among a group of individuals on social media, such as friendships, partnerships, and shared interests.

A suitable product could be PC games or gaming hardware. This suggestion is motivated by the individuals in the diagram showing a shared interest in PC games and software development programs, indicating an engaged audience for gaming-related products.