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 ___________

Related MCQs

• 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 _________.
• The signal operation of the semaphore basically works on the basic _______ system call.
• If the semaphore value is negative ____________.
• A semaphore is a shared integer variable ____________.
• What are the two atomic operations permissible on semaphores?
• If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called ___________.
• A system has 3 processes sharing 4 resources. If each process needs a maximum of 2 units, then _____________
• ___________________ initializes each private copy with the corresponding value from the master thread.
• A situation where several processes access and manipulate the same data concurrently and the outcome of the execution depends on the particular order in which access takes place is called:
• 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?