__________________ is a nonnegative integer that the destination can use to selectively screen messages.

Related MCQs

• A semaphore is a shared integer variable ____________.
• Use the _________ library function to determine if nested parallel regions are enabled.
• Considering to use weak or strong scaling is part of ______________ in addressing the challenges of distributed memory programming.
• Producer consumer problem can be solved using _____________
• ___________ are used for signaling among processes and can be readily used to enforce a mutual exclusion discipline.
• If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called ___________.
• _______________ causes no synchronization overhead and can maintain data locality when data fits in cache.
• In MPI, a ______________ can be used to represent any collection of data items in memory by storing both the types of the items and their relative locations in memory.
• Programs that can maintain a constant efficiency without increasing the problem size are sometimes said to be _______________.
• Parallelism can be used to increase the (parallel) size of the problem is applicable in ___________________.