States: Review
Answer these questions to review the webpage on States.
A distributed system consists of a set of agents and a set of
channels.
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What is the state of a distributed system?
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When does the state of a distributed system change?
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Consider an example in which an agent sleeps for some time when it
processes a message. Does the amount of time that the agent sleeps
change the state transitions of the system?
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When does the state of an agent change?
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Describe how the state of a channel changes.
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What are the restrictions on a
receive
function of an
agent?
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The parameters of a
receive
function are the message
that arrived and the sender of the message. Why is it helpful for
the receiver to have information about the sender of the message?
Next
States of a Distributed System.
Frequenty Asked Questions
K. Mani Chandy,
Emeritus Simon Ramo Professor,
California Institute of Technology