IBPS IT Officer MCQ – 41

The IBPS Specialist Officer (SO) Exam 2016 for recruitment of specialist officer vacancies in public sector banks has been announced. So we D2G Team is here with IBPS SO Material.

1. It is the simultaneous use of multiple compute resources to solve a computational problem?
a) Parallel computing
b) Single processing
c) Sequential computing
d) None of these

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Answer a) Parallel computing

2. Parallel Execution?
a) A sequential execution of a program, one statement at a time
b) Execution of a program by more than one task, with each task being able to execute the same or different statement at the same moment in time
c) A program or set of instructions that is executed by a processor
d) None of these

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Answer b) Execution of a program by more than one task, with each task being able to execute the same or different statement at the same moment in time

3. Scalability refers to a parallel system’s (hardware and/or software) ability?
a) To demonstrate a proportionate increase in parallel speedup with the removal of some processors
b) To demonstrate a proportionate increase in parallel speedup with the addition of more processors
c) To demonstrate a proportionate decrease in parallel speedup with the addition of more processors
d) None of these

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Answer b) To demonstrate a proportionate increase in parallel speedup with the addition of more processors

4. Parallel computing can include?
a) Single computer with multiple processors
b) Arbitrary number of computers connec-ted by a network
c) Combination of both A and B
d) None of these

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Answer c) Combination of both A and B

5. Serial Execution?
a) A sequential execution of a program, one statement at a time
b) Execution of a program by more than one task, with each task being able to execute the same or different statement at the same moment in time
c) A program or set of instructions that is executed by a processor.
d) None of these

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Answer a) A sequential execution of a program, one statement at a time

6. Shared Memory is?
a) A computer architecture where all processors have direct access to common physical memory
b) It refers to network based memory access for physical memory that is not common.
c) Parallel tasks typically need to exchange dat
d) None of these

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Answer a) A computer architecture where all processors have direct access to common physical memory

7. Distributed Memory?
a) A computer architecture where all processors have direct access to common physical memory
b) It refers to network based memory access for physical memory that is not common
c) Parallel tasks typically need to exchange dat
d) None of these

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Answer b) It refers to network based memory access for physical memory that is not common

8. Parallel Overhead is?
a) Observed speedup of a code which has been parallelized, defined as: wall-clock time of serial execution and wall-clock time of parallel execution
b) The amount of time required to coordi- nate parallel tasks. It includes factors such as: Task start-up time, Synchro- nizations, Data communications
c) Refers to the hardware that comprises a given parallel system – having many processors
d) None of these

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Answer b) The amount of time required to coordi- nate parallel tasks. It includes factors such as: Task start-up time, Synchro- nizations, Data communications

9. Massively Parallel?
a) Observed speedup of a code which has been parallelized, defined as: wall-clock time of serial execution and wall-clock time of parallel execution
b) The amount of time required to coordinate parallel tasks. It includes factors such as: Task start-up time, Synchronizations, Data communications
c) Refers to the hardware that comprises a given parallel system – having many processors
d) None of these

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Answer b) The amount of time required to coordinate parallel tasks. It includes factors such as: Task start-up time, Synchronizations, Data communications

10. Fine-grain Parallelism is?
a) In parallel computing, it is a qualitative measure of the ratio of computation to communication
b) Here relatively small amounts of computational work are done between communication events
c) Relatively large amounts of computational work are done between communication / synchroni- zation events
d) None of these

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Answer b) Here relatively small amounts of computational work are done between communication events

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