What are basic models of communication?

What are the two models of interprocess communication what are the strengths and weaknesses of the two approaches?

Answer:

One is message-passing model and the other is shared-memory model. Message-passing strengths and weaknesses:message can be exchanged between the processes either directly or indirectly through a common mailbox.it is userful for exchanging smaller amounts of data and easier to implement for intercomputer communication.however,its speed is slower than shared-memory model. Shared-memory strengths and weaknesses:it allows maxmum speed and convenience of communication.however,in the areas of protection and synchronization between the processes some problems exist.

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