Internet and computer basics
Operating system (OS)
The basic software that runs a computer or phone and that every other app runs on, such as Windows, macOS, iOS or Android. Its maker sends updates that fix security flaws, so keeping it up to date matters.
More terms on this topic
- API (application programming interface)
- Certificate authority (CA)
- Cloud service
- Data center
- Desktop app
- Device, USB and removable storage
- Email, attachments and forms
- FTP / SFTP
- Hosting / rented server
- HTTPS
- MDM (mobile device management)
- Mobile app
- Network
- PDF / CSV
- PHP
- Remote access / RDP
- SaaS (software as a service)
- Server
- Social network / SNS
- Software, programs and apps
- TLS
- URL, domain name, IP address and DNS
- VPN (virtual private network)
- Web application
- Web, website and home page