Vendor: Oracle
Exam Code: 1Z0-1089-20
Exam Name: Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate
Certification: Oracle Certifications
Total Questions: 55 Q&A
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Updated on: Jun 15, 2026
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You have two different workloads, workload 1 does not scale very well (~100 cores) and requires a very high memory bandwidth, and a workload 2 that Is compute bound and IO intensive.
Which Instances should you select?
A. 1: BM.HPC2.36 2: BM.Standard.2.52
B. 1: BM.Standard.E3.128 2: BM.HPC2.36
C. 1: BM.HPC2.36 2: BM.Standard.E3-128
D. 1: BM.Standard-2.52 2: BM.HPC2-36
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.
When an instance pool scales in, what is the correct order that the instances are terminated?
A. The number of instances is balanced across availability domains, the oldest instance within the fault domain is terminated, the number of instances Is balanced across fault domains.
B. The number of instances is balanced across availability domains, the number of instances is balanced across fault domains, the oldest instance within the fault domain is terminated.
C. The oldest instance within the fault domain is terminated, the number of instances is balanced across availability domains, the number of instances is balanced across fault domains.
D. The number of instances is balanced across fault domains, the number of instances is balanced across fault domains, the oldest instance within the fault domain is terminated.
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