Describe any 4 characteristics of distributed systems, Software Engineering

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QUESTION - Characteristics of DSs

(a) List and describe any 4 characteristics of distributed systems.

(b) State the criterion for a system to be considered as not a distributed one.

(c) Give 2 types of hardware resource and 2 types of data or software resource that can usefully be shared as it occurs in distributed systems.

(d) Explain the evolution from mainframe to cloud computing.

(e) Imagine a client server inter process communication.

       (i) Explain the use of port and socket.

       (ii) Why is it important not to leave a port open? Relate any incident which happened in the past decade.


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