High Performance Computing MCQs | Page - 18

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Mr. Dubey • 97.30K Points
Coach

Q. The processors compute ______ product of the vector element and the loval matrix

  • (A) local
  • (B) global
  • (C) both
  • (D) none
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M

Mr. Dubey • 97.30K Points
Coach

Q. In the second phase of 2D Mesh All to All, the message size is ___

  • (A) m
  • (B) p*sqrt(m)
  • (C) p
  • (D) m*sqrt(p)
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M

Mr. Dubey • 97.30K Points
Coach

Q. In All to All on Hypercube, The size of the message to be transmitted at the next step is ____ by concatenating the received message with their current data

  • (A) doubled
  • (B) tripled
  • (C) halfed
  • (D) no change
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M

Mr. Dubey • 97.30K Points
Coach

Q. One-to-All Personalized Communication operation is commonly called ___

  • (A) gather operation
  • (B) concatenation
  • (C) scatter operation
  • (D) none
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M

Mr. Dubey • 97.30K Points
Coach

Q. The dual of the scatter operation is the

  • (A) concatenation
  • (B) gather operation
  • (C) both
  • (D) none
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M

Mr. Dubey • 97.30K Points
Coach

Q. In Scatter Operation on Hypercube, on each step, the size of the messages communicated is ____

  • (A) tripled
  • (B) halved
  • (C) doubled
  • (D) no change
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Mr. Dubey • 97.30K Points
Coach

Q. Which is also called "Total Exchange" ?

  • (A) all-to-all broadcast
  • (B) all-to-all personalized communication
  • (C) all-to-one reduction
  • (D) none
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M

Mr. Dubey • 97.30K Points
Coach

Q. All-to-all personalized communication can be used in ____

  • (A) fourier transform
  • (B) matrix transpose
  • (C) sample sort
  • (D) all of the above
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