Engineering | Science | Technology on Instagram: "Here are different types of door lock systems: 1. Mechanical Locks These traditional locks use keys or combinations to secure doors. Examples include pin tumbler locks, wafer locks, and disc tumbler locks. 2. Electronic Locks Electronic locks use digital keys, keycards, or biometric authentication (e.g., fingerprints or facial recognition) to grant access. 3. Smart Locks Smart locks integrate with smartphones and other devices, allowing remote mo