Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate (1Z0-1089-20) Free Practice Test

Question 1

You are comparing different processors for Monte-Carlo simula-tion with millions of single core executions. What frequency will have the highest impact on the "time to solution" ?

A. All Core Turbo Frequency

B. Turbo Frequency

C. Only the network throughput will influence Monte Carlo simula-tions.

D. Base Frequency

Correct Answer: B

Question 2

A customer is hesitating between running BM.Standard.E3.128 or HPC2.36 for his workload. Which statement would disqualify the AMD chip without any benchmark?

A. Total number of processes is between 48 and 128 cores and can use RDMA.

B. IO speed has a huge impact.

C. The workload is embarrassingly parallel.

D. The workload requires about 4GB/core of memory.

Correct Answer: C

Question 3

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. Data Transfer Appliance

B. Object Storage

C. Fast Connect

D. Distcp

E. GoldenGate

Correct Answer: D

Question 4

Which statement explains how instances are distributed in an instance pool?

A. It is not possible to distribute instances across availability domains or fault domains.

B. The instances in a pool are not distributed across fault domains.

C. The instances in a pool are distributed evenly between two fault domains.

D. The instances In a pool are distributed between availability domains only.

E. The instances in a pool are distributed across all fault domains In a best-effort manner based on capacity.

Correct Answer: E

Question 5

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

A. Block Volume

B. DenselO NVMe

C. Object Storage

D. FSS

Correct Answer: B,D

Question 6

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

B. Attach three Block volumes of 1TB each and use fllesystem Block size of 256K or lower.

C. Attach one Block volume of 3TB volume size and use fllesystem Block size of 1M or higher.

D. Attach one Block volume of 3TB volume size and use fllesystem Block size of 256K or lower.

Correct Answer: D

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Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate (1Z0-1089-20) Free Practice Test