)Message body The message body has 3 parts Buffer It is the space in the computer's memory where the MPl message data are to be sent from or stored to Dataty pe The type of the message data to be transmitted(e.g. floating point). The datatype should be the same for the send and receive call count The number of items of data in the message. The count specified by the receive call should be equal to or greater than the count specified by the sendMessage body • The message body has 3 parts: – Buffer It is the space in the computer's memory where the MPI message data are to be sent from or stored to – Datatype The type of the message data to be transmitted(e.g.floating point). The datatype should be the same for the send and receive call. – count The number of items of data in the message. The count specified by the receive call should be equal to or greater than the count specified by the send