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1Z0-1089-20 Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate

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Oracle · 1Z0-1089-20

Free 1Z0-1089-20 Exam Dumps Preview

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Question 1

Single choice

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.

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Correct answerB

Question 2

Single choice

What are two different types of Storage offerings available to build a filesystem on Oracle Cloud infrastructure (OCI)?

A
Block Volume Service
B
Local NVMe SSDs on DenselO and HPC compute shapes
C
File Storage
D
Object Storage

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Correct answerD

Question 3

Multiple choice

Which two Oracle Cloud Infrastructure (OCI) shapes are a good choice for Spark based workloads?

A
HPC
B
VM Standard
C
BM Standard
D
GPU

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Correct answersA, C

Question 4

Single choice

A customer wants to store small files (KBs) workload in a filesystem.

What two options should you use to measure performance for this filesystem?

A
Amount of Memory on file servers
B
CPU processor clock speed for faster processing
C
High IOPS
D
Low Latency

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Correct answerA

Question 5

Multiple choice

What are the three components for configuring autoscallng on Oracle Cloud Infrastructure (OCI)?

A
Monitoring Is enabled on the instances in the instance pool.
B
The instance pool supports the maximum number of instances that you want to scale to.
C
You have an instance pool.
D
You have a load balancer.
E
You have Bare Metal instances.

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Correct answersA, D, E

Question 6

Single choice

Which is an accurate analogy for Amdahl's law?

A
There Is no such thing as a free lunch.
B
An orchestra can only play well together If they have a great conductor.
C
When chopping vegetable to prepare a 4 person-meal, 2 persons are going twice as fast as one, but 8 people may not be 8 times faster.
D
In track and field, the 4xl00m relay is only 17% faster than the world record for individual 400m.

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Correct answerC

Question 7

Single choice

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 4K.
B
Attach one Block volume of 3TB volume size and use filesystem Block size of 2M or higher.
C
Attach three Block volumes of 1TB each and use filesystem Block size of 2M or higher.
D
Attach three Block volumes of 1TB each and use filesystem Block size of 4K.

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Correct answerA

Question 8

Multiple choice

What two types of workloads can benefit from Cluster Networking (RDMA)?

A
Computational Fluid Dynamic
B
Monte Carlo Risk analysis
C
Movie Rendering
D
HPC File Server

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Correct answersB, D

Question 9

Single choice

You are building a filesystem to maximize throughput of large files using high performance block volume and BM.Standard2.52 as file server.

Which block volume configuration should you choose to ensure aggregate Block volume throughput is higher than network bandwidth of a file server?

A
32 Block Volumes of 800GB
B
5 Block Volume of 32 TB
C
6 Block Volumes of 32 TB
D
7 Block Volumes of 800GB

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Correct answerD

VOL	TYPE	QUESTIONS
1	Single choice	6
2	Multiple choice	3

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Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate

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