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- BIOS, or firmware
- A small program inside a console. It starts the games.
- Emulator
- An app that acts like a console.
- Core
- One emulator inside RetroArch. RetroArch uses a different core for each
console.
- Setup
- What you play with: RetroArch, Batocera, EmuDeck and others.
- BIOS folder
- The folder where your setup looks for BIOS files.
- Pack
- The ZIP, sometimes in parts, with one setup's BIOS files. Made for the
setups most people download.
- Platform
- A setup, as the project's data calls it.
- ZIP
- One file that holds many files. You unzip it to get them out.
- Terminal
- A window where you type commands.
- Installer
- The small program the command starts. It fills your BIOS folder.
- Hash
- A fingerprint of a file's contents. A different file gets a different hash.
- MD5 / SHA-1
- Two kinds of hash, a file's fingerprint. Setups that check files list one.
- Region
- Where a console was sold: Japan, North America, Europe.
- Required and optional
- Required: games do not start without it. Optional: games start anyway.
- Game data
- Files from your own copy of a PC game, like Doom. Not a BIOS.
