nerdexam
IBM

C2090-303 · Question #34

A 100MB input dataset has even distribution across 400 unique key values. When you run with a 4-node configuration file, which two changes could improve sort performance in this scenario? (Choose…

The correct answer is B. Set $APT_TSORT_STRESS_BLOCKSIZE to 50MB. E. Specify "Restrict Memory Usage" to 60MB on the Sort stage properties. See the full explanation below for the reasoning.

Question

A 100MB input dataset has even distribution across 400 unique key values. When you run with a 4-node configuration file, which two changes could improve sort performance in this scenario? (Choose two.)

Options

  • AConvert all numeric fields to varchars.
  • BSet $APT_TSORT_STRESS_BLOCKSIZE to 50MB.
  • CAlter the Sort stage properties to perform a stable sort.
  • DSpecify Round Robin partitioning on the input link to the Sort stage.
  • ESpecify "Restrict Memory Usage" to 60MB on the Sort stage properties.

How the community answered

(31 responses)
  • A
    10% (3)
  • B
    84% (26)
  • C
    3% (1)
  • D
    3% (1)

Community Discussion

No community discussion yet for this question.

Full C2090-303 Practice