What are Building Management Systems (BMS) and how do they contribute to efficient building operations? <br> <br>Answer: Building Management Systems (BMS) are sophisticated computer-based control systems designed to monitor and manage various functions within a building. These systems integrate and automate the operation of multiple building systems, such as HVAC (Heating, Ventilation, and Air Conditioning), lighting, security, fire safety, and more. BMS play a crucial role in ensuring efficient building operations by providing centralized control, monitoring, and optimization capabilities.