Design Of Parallel And High-Performance Computing at ETHZ - ETH Zurich | Flashcards & Summaries

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Lernmaterialien für Design of Parallel and High-Performance Computing an der ETHZ - ETH Zurich

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Which of the following areas can benefit from HPC and parallel computing technologies?(Multiple Choice)

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Researching how to brew coffee better.

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Which processor characteristic is constrined by Dennard scaling?(Single Choice)

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Cache size

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What does the acronym HPC stand for?(Single Choice)

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Highly Parallel Computing

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The classification of von Neumann architectures into SISD, SIMD, MISD and MIMD has been proposed by whom?(Single Choice)

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Michael Flynn

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In MPI all parallelism is explicit. Is that an advantage or a disadvantage?(Multiple Choice)

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An advantage, because the programmer must design his solution with parallelism in mind.

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What does CC NUMA stand for?(Single Choice)

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Cache-coherent Non-Uniform Memory Access

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In OpenMP what is the effect of declating a variable private for the scope of a parallel section? (Single Choice)

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Each thread executing the parallel section will have a separate copy of the variable

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Can MPI-3 be used for shared memory programming?(Single Choice)

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Yes

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The communication in shared memory machines is...(Single Choice)

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Explicit

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What is MPI?(Single Choice)

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A message-passing standard defining syntax and semantics for library routines

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A foreman is trying to decide how many workers he should assign to dig a well 5m deep and 1 m wide. Is this an analogy fitting of strong or weak scaling? (Single Choice)

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Strong scaling

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Why do current individual processing units consume less power than older generations?(Single Choice)

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To allow more units to be placed on the same chip and increase performance

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Q:

Which of the following areas can benefit from HPC and parallel computing technologies?(Multiple Choice)

A:

Researching how to brew coffee better.

Q:

Which processor characteristic is constrined by Dennard scaling?(Single Choice)

A:

Cache size

Q:

What does the acronym HPC stand for?(Single Choice)

A:

Highly Parallel Computing

Q:

The classification of von Neumann architectures into SISD, SIMD, MISD and MIMD has been proposed by whom?(Single Choice)

A:

Michael Flynn

Q:

In MPI all parallelism is explicit. Is that an advantage or a disadvantage?(Multiple Choice)

A:

An advantage, because the programmer must design his solution with parallelism in mind.

Mehr Karteikarten anzeigen
Q:

What does CC NUMA stand for?(Single Choice)

A:

Cache-coherent Non-Uniform Memory Access

Q:

In OpenMP what is the effect of declating a variable private for the scope of a parallel section? (Single Choice)

A:

Each thread executing the parallel section will have a separate copy of the variable

Q:

Can MPI-3 be used for shared memory programming?(Single Choice)

A:

Yes

Q:

The communication in shared memory machines is...(Single Choice)

A:

Explicit

Q:

What is MPI?(Single Choice)

A:

A message-passing standard defining syntax and semantics for library routines

Q:

A foreman is trying to decide how many workers he should assign to dig a well 5m deep and 1 m wide. Is this an analogy fitting of strong or weak scaling? (Single Choice)

A:

Strong scaling

Q:

Why do current individual processing units consume less power than older generations?(Single Choice)

A:

To allow more units to be placed on the same chip and increase performance

Design of Parallel and High-Performance Computing

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