Operating system mcqs threads signal handling
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A process can never be sure that a signal it has sent .....
has which identifier
has not been lost
has been sent
all of the mentioned
The usefulness of signals as a general inter process communication mechanism is limited because .....
they do not work between processes
they are user generated
they cannot carry information directly
none of the mentioned
In UNIX, the ..... system call is used to send a signal.
In UNIX, the set of masked signals can be set or cleared using the ..... function.
When a process blocks the receipt of certain signals?
The signals are delivered
The signals are not delivered
The signals are received until they are unblocked
The signals are received by the process once they are delivered
There are 5 questions to complete.