backup, You saved copies of all your files on another device, so when your laptop crashes, you don’t lose anything., bug, A small mistake in a program’s code causes it to stop working properly., cookie, A website stores small pieces of information about you so it can remember your preferences and login details., data, Information such as files, documents, or personal details stored on a computer., firewall, A system that blocks unauthorized access and protects your computer or network from threats., spam, You receive dozens of unwanted emails advertising random products., spyware, A program secretly collects information about what you do on your computer and sends it to someone else., Trojan, A harmful program that looks safe but actually gives hackers access to your system., update, Installing the latest version of software to fix problems and improve security., virus, A malicious program that spreads from one computer to another and damages files..

Unit 9 - Problems with Technology

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