parallel computing Practice Questions Answers Test with Solutions & More Shortcuts
Question : 16
These computer uses the stored-program concept. Memory is used to store both program and data instructions and central processing unit (CPU) gets instructions and/ or data from memory. CPU, decodes the instructions and then sequentially performs them.
a) Single Program Multiple Data (SPMD)
b) Flynn’s taxonomy
c) Von Neumann Architecture
d) None of these
Answer »Answer: (c)
Question : 17
Synchronous communications
a) It require some type of “handshaking” between tasks that are sharing dat(A) This can be explicitly structured in code by the programmer, or it may happen at a lower level unknown to the programmer.
b) It involves data sharing between more than two tasks, which are often specified as being members in a common group, or collective.
c) It involves two tasks with one task acting as the sender/producer of data, and the other acting as the receiver/consumer.
d) It allows tasks to transfer data independently from one another.
Answer »Answer: (a)
Question : 18
Latency is
a) Partitioning in that the data associated with a problem is decompose(D) Each parallel task then works on a portion of the dat(A)
b) Partitioning in that, the focus is on the computation that is to be performed rather than on the data manipulated by the computation. The problem is decomposed according to the work that must be done. Each task then performs a portion of the overall work.
c) It is the time it takes to send a minimal (0 byte) message from one point to other point
d) None of these
Answer »Answer: (c)
Question : 19
Asynchronous communications
a) It involves data sharing between more than two tasks, which are often specified as being members in a common group, or collective.
b) It involves two tasks with one task acting as the sender/producer of data, and the other acting as the receiver/consumer.
c) It allows tasks to transfer data independently from one another.
d) None of these
Answer »Answer: (c)
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