Free Oracle 1Z0-1089-20 Practice Test & Real Exam Questions

Exam Code/Number: 1Z0-1089-20
Exam Name/Title: Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate
Certification Provider: Oracle
Corresponding Certification: Oracle Cloud Infrastructure

Exam Questions: 57
Updated On: Aug 05, 2026

Question #1

For customers who want to copy HDFS data from their on-premise Hadoop cluster to Oracle Cloud Infrastructure (OCI), which three are Oracle supported methods?

A. GoldenGate

B. Distcp

C. Data Transfer Appliance

D. Object Storage

E. Fast Connect

Discussion 0

Correct Answer: B Vote an answer

Question #2

Which two Oracle Cloud Infrastructure (OCI) storage options are supported for direct HDFS use in Hadoop?

A. FSS

B. Object Storage

C. Block Volume

D. DenselO NVMe

Discussion 0

Correct Answer: A,D Vote an answer

Question #3

What three data sources can Oracle Data Science draw from?

A. Azure Object Storage Blob

B. Autonomous Data Warehouse

C. AWS S3 buckets

D. Google Cloud Object Storage

E. On-premise Oracle database

Discussion 0

Correct Answer: B,D,E Vote an answer

Question #4

When running a high memory workload, what should be your machine of choice?

A. BM.Standard.E3.128

B. BM.GPU3.8

C. BM.HPC2.36

D. BM.Standard.E2.64

Discussion 0

Correct Answer: A Vote an answer

Question #5

On Oracle Cloud Infrastructure (OCI), a customer wants to build a 3TB filesystem for high IOPS workloads (like relational databases, small files, etc).
Which action provides the highest IOPS using OCI block volumes for storage?

A. Attach one Block volume of 3TB volume size and use filesystem Block size of 2M or higher.

B. Attach three Block volumes of 1TB each and use filesystem Block size of 4K.

C. Attach three Block volumes of 1TB each and use filesystem Block size of 2M or higher.

D. Attach one Block volume of 3TB volume size and use filesystem Block size of 4K.

Discussion 0

Correct Answer: D Vote an answer

Question #6

On a RDMA cluster, a latency test was conducted, with these results:

What should you do?

A. Rerun the test and see If It Is consistent.

B. Nothing, this behavior is normal.

C. Report the higher latency through a SR.

D. Latency Is not critical, check the bandwidth.

Discussion 0

Correct Answer: B Vote an answer

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