The routine ________________ combines data from all processes by adding them in this case and returning the result to a single process.

Related MCQs

• A collective communication in which data belonging to a single process is sent to all of the processes in the communicator is called a ________________.
• A collective communication in which data belonging to a single process is sent to all of the processes in the communicator is called a _________.
• The _______________ operation similarly computes an element-wise reduction of vectors, but this time leaves the result scattered among the processes.
• 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:
• 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 _____________
• Communication functions that involve all the processes in a communicator are called ___________
• _____________ refers to the ability of multiple process (or threads) to share code, resources or data in such a way that only one process has access to shared object at a time.
• 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 ______________ construct by itself creates a “single program multiple data” program, i.e., each thread executes the same code.