Dusk vs Dawn. Dusk and dawn are actually opposite times of the day. The former refers to the time before night starts while the latter refers to the time just before the night ends. There is no specific time for them, however, as sunrise and sunset occurs differently everyday. Dusk.
What is JMS? Java Message Service (JMS) is an application program interface (API) from Sun Microsystems that supports the messaging communication between computers / applications / software components in a network.
When using JMS, the destination object need not be connected to the server if one particular client sends a message to the server. In terms of messaging, JMS supports both âPublish-Subscribeâ and âPoint to Pointâ messaging types.In âPublish-Subscribeâ, the setup involves multiple publishers sending messages to a âTopicâ, and all subscribers to this Topic will receive the messages.sing Java Message Service (JMS) is an easy choice for writing business applications that send and receive data independently from the main program. Java Message Service (JMS) came about as a collaborative effort between Sun Microsystems and a couple of industry players.