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DBT: 13 Prallel DB and Big Data

Parallel Databases & Big Data Systems concept review with exam-style questions on scaling, architectures, parallelism, partitioning, distributed transactions, and distributed query processing.

31 questionsEstimated 120 min0 flagged

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Draft

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Question 1

1 point(s)

You are evaluating a data processing application to run on a parallel database. Through profiling, you determine that 80% of the workload can be parallelized, while the remaining 20% is strictly serial. According to Amdahl's Law, how many processor cores ( $N$ ) would you need to provision to achieve a speedup of exactly 4?

Numeric answer