app: Short for application, or a computer program designed for a specific task.
data: Facts and/or statistics collected together for analysis but not necessarily organized in a way that gives them meaning. For digital information (the type stored by computers), those data typically are numbers stored in a binary code, portrayed as strings of zeros and ones.
digital: (in computer science and engineering) An adjective indicating that something has been developed numerically on a computer or on some other electronic device, based on a binary system (where all numbers are displayed using a series of only zeros and ones).
hacker: (in computing) Someone who gets unapproved — often illegal — access to a computer, usually to steal or alter data or files.
internet: An electronic communications network. It allows computers anywhere in the world to link into other networks to find information, download files and share data (including pictures).
online: (n.) On the internet. (adj.) A term for what can be found or accessed on the internet.
social media: Digital media that allow people to connect with each other (often anonymously) and to share information. Examples include Twitter, Facebook, Instagram, TikTok and WhatsApp.