अब संकट के समय मोबाइल बनेगा आपका रक्षक

अब संकट के समय मोबाइल बनेगा आपका रक्षक: A cell broadcast is a technology used by mobile network operators to broadcast text messages to mobile users that are located in specific geographical areas. The typical use for these kinds of messages is to send emergency alerts to mobile users.The advantage of a Cell Broadcast service is that users can receive messages without the