Free BSD is the operating system upon which Whatsapp is laid upon. Thus by using Mnesia, the app is able to achieve fast request responses, thereby improving the overall efficiency. Mnesia is a multiuser distributed DBMS which happens to be the default database of ERLANG. After the delivery the messages are instantly deleted from the server memory.įor the database management Mnesia DB comes into play. As and when a message is delivered the sender gets notified by a double check mark near the message. The message waits in the queue until the recipient reconnects to receive the message. As and when message is sent, it is queued on the server. To ensure network security, Data security layer (DSL) is being used. It’s a virtual banker chatbot that helps users open a new account, check their account balance, transfer funds and airtime, confirm cheques, pay bills, and do a lot more. Step 2: On your Phone go to the top right side, click on three dots. Even though there are many other communication apps like Line, Telegram, Skype, Duo, and others, Whatsapp remains the most popular to date. Based on the user's needs the content can either be downloaded or discarded. Does Whatsapp Work Without WiFi Whatsapp is the best messaging application/network today.

Incase of multimedia messages, contents (audio, video, pdf, locations, contacts or image) are uploaded into a HTTP server and are linked with the content and then sent to the receiver in the form of a thumbnail. The length of the message queue of all the processes associated with a node is monitored. The key to the smooth data processing lies with the message queue length. Whatsapp manages more than 50 billion message transfers a day.

How does whatsapp work and what is it