Question: MA Which statements are true about a stream used to a lock a shared variable. Question 1 0 options: a . the stream is initialized

MA Which statements are true about a stream used to a lock a shared variable.
Question 10 options:
a.the stream is initialized with a message
b.if a process is able to read the message, it has locked the shared variable
c.
a process unlocks the shared variable by writing the message back to the stream
d.the stream is initialized as empty so the first process blocks

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