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Vendor: Oracle
Exam Code: 1Z0-1089-20
Exam Name: Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate
Certification Provider: Oracle
Total Questions: 55 Q&A ( View Details)
Updated on: May 30, 2026
Note: Product instant download. Please sign in and click My account to download your product.What does the Terasort phase of the Terasort benchmark do?
A. It maps and reduces source data in a parallel manner, leveraging data locality to minimize network transfer.
B. It randomly maps source data and reduces output to a smaller data set,
C. It maps and reduces one terabyte of data into a smaller data set.
D. It randomly maps source data and increases output to a bigger data set.
On Oracle Cloud Infrastructure (OCI), a customer wants to build a 3TB fllesystem for high throughput-oriented workloads.
Which action provides the highest IO throughput using OCI block volumes for storage?
A. Attach one Block volume of 3TB volume size and use fllesystem Block size of 256K or lower.
B. Attach one Block volume of 3TB volume size and use fllesystem Block size of 1M or higher.
C. Attach three Block volumes of 1TB each and use fllesystem Block size of 256K or lower.
D. Attach three Block volumes of 1TB each and use filesystem Block size of 1M or higher.
Which statement correctly describes Oracle Data Science?
A. It is primarily focused on supporting a single data scientist.
B. It enables data science teams to build, train, and manage machine learning models on Oracle Cloud.
C. It provides management for on-premise machine learning models.
D. Oracle's Data Science model catalog holds contains only the model artifact.
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