खोजें
Security system
01
सुरक्षा प्रणाली, सुरक्षा व्यवस्था
a collection of devices, such as cameras, sensors, and alarms, that work together to help protect a home or business from intruders or other security threats
02
सुरक्षा प्रणाली, सुरक्षा उपकरण
(computing) a system that enforces boundaries between computer networks
