The signal operation of the semaphore basically works on the basic _______ system call.

Related MCQs

• A counting semaphore was initialized to 10. Then 6 P (wait) operations and 4V (signal) operations were completed on this semaphore. The resulting value of the semaphore is ___________
• Let S and Q be two semaphores initialized to 1, where P0 and P1 processes the following statements wait(S);wait(Q); ---; signal(S);signal(Q) and wait(Q); wait(S);---;signal(Q);signal(S); respectively. The above situation depicts a _________.
• A semaphore is a shared integer variable ____________.
• If the semaphore value is negative ____________.
• Two MPI_Irecv calls are made specifying different buffers and tags, but the same sender and request location. How can one determine that the buffer specified in the first call has valid data?
• Cache memory works on the principle of ____________
• The _______________ operation similarly computes an element-wise reduction of vectors, but this time leaves the result scattered among the processes.
• A system has 3 processes sharing 4 resources. If each process needs a maximum of 2 units, then _____________