A dashed arrow in a sequence diagram represents a synchronous message, indicating that the sender can proceed with its execution before receiving a response.True or False?Select one:TrueFalse

In a sequence diagram, what does a synchronous message indicate?a.The sender must wait for a response before continuing its executionb.The message is broadcasted to multiple objects simultaneouslyc.The message is exchanged between objects of the same classd.The sender can proceed with its execution before receiving a response

A self-message in a sequence diagram is used to show communication between objects of the same class.True or False?Select one:TrueFalse

In a sequence diagram, a return message is used to indicate the completion of a method call and the return of control to the caller.True or False?Select one:TrueFalse

How are synchronous and asynchronous messages differentiated in a sequence diagram?a.By the presence or absence of a return arrowb.By the position of the message namec.By the use of different message stereotypesd.By the use of different colors for message arrows

In a sequence diagram, an activation bar represents the duration of time during which an object is actively processing a message.True or False?Select one:TrueFalse