Wireless burglar alarms operate differently from their hard-wired counterparts in that the component parts (control panel, sensors and alarm) communicate via radio signals, rather than electrical wired connection across the whole system.

 When we talk about a physical access control system, we’re
usually referring to an electronic security system. They typically use an
identifier such as an access card or code to authorise people to enter certain …

Networking refers to a collection of interconnected computer systems and devices that communicate with one another through various types of networks, such as Local Area Networks (LAN), Wide Area Networks (WAN), Campus Area Networks (CAN), or Home …