Random-access memory, or RAM, is one of the most important parts of your computer. It provides high-speed, short-term memory for your computer's CPU. The amount of computer memory you need depends on what you use your computer for.

Malware that encrypts a victim's files and demands a ransom payment in order to decrypt them.

Remote Desktop Protocol. A protocol that is used to remotely control a computer.

The number of dots or pixels per inch (sometimes per centimetre) used to create the screen image

is a non-volatile memory type. This means it receives data and permanently writes it on a chip, and it lasts even after you turn off your computer. The data is coded to not be overwritten, so it's used for things like your printer software or your startup programs.

A router is a device that connects two or more packet-switched networks or subnetworks. It serves two primary functions: managing traffic between these networks by forwarding data packets to their intended IP addresses, and allowing multiple devices to use the same Internet connection.