Updated 1Z0-1089-20 Dumps PDF - 1Z0-1089-20 Real Valid Brain Dumps With 57 Questions! [Q17-Q41]

Updated 1Z0-1089-20 Dumps PDF - 1Z0-1089-20 Real Valid Brain Dumps With 57 Questions!

100% Free 1Z0-1089-20 Exam Dumps Use Real Oracle Cloud Infrastructure Dumps

Oracle 1Z0-1089-20 Exam Syllabus Topics:

Topic	Details
Topic 1	Deploy a dynamically scalable, highly available and resilient compute solution based on technical requirements
Topic 2	Deploy monitoring mechanisms that ensure cost and resource optimization based on business requirements
Topic 3	Design, Deploy and Operate High Speed Shared File Systems Use Guidance and best practice for deploying HPC products on OCI
Topic 5	Use Guidance and best practices for deploying big data products on OCI Describe HPC Architecture Overview
Topic 6	Explain how to deploy and use Data Science platform Implement and Operate Scale-Out solutions on OCI
Topic 7	Design a solution infrastructure that meets defined success measurements
Topic 8	Differentiate the various big data solutions and data services on OCI Explain How to deploy and use GPU instances for AI/ML workloads
Topic 9	Identify Advantages of running big data on OCI Align with business and technical requirement for scale-out workloads
Topic 10	Explain how to deploy and use Data Flow platform Identify proper HPC workload

 

NEW QUESTION 17
What HDFS replication factor should be used for locally attached storage In HDFS?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: C

 

NEW QUESTION 18
Which two options are valid when configuring health check policies in Oracle Cloud Infrastructure (OCI) Load Balancing?

• A. FTP level health checks
• B. HTTP level health checks
• C. TCP level health checks
• D. UDP level health checks

Answer: B,C

 

NEW QUESTION 19
A file system is built using two BM.Standard2.52 Compute shapes for File servers. On each file server, one 25 Gbps (3125 MB/s) NIC/network card is used to connect to 10 Block Volumes of 1TB each (max. 480MB/s per volume) and other 25 Gbps NIC Is used for sending/receiving data to/from client nodes.
File system client instances which mount the file system are provisioned using VM.Standard2.16 Compute shapes. (Network bandwidth: l6.4Gbps(2050 MB/s)) What is the max aggregate IO throughput (theoretical) of the file system?

• A. 9600 MB/s
• B. 4800 MB/s
• C. 6250 MB/s
• D. 3125 MB/s

Answer: A

 

NEW QUESTION 20
Which performance benchmark tool CANNOT be used to measure IO throughput for Linux based filesystems?

• A. Vdbench
• B. IO500
• C. FIO
• D. IOR
• E. iPerf

Answer: D

 

NEW QUESTION 21
What minimum size of block volume with Balanced performance tier maximizes throughput for large files?

• A. 32TB
• B. 10TB
• C. 1TB
• D. 100GB

Answer: A

 

NEW QUESTION 22
Which is NOT an advantage associated with moving a Big Data workload to Oracle Cloud Infrastructure (OCI)?

• A. best price / performance for Big Data workloads In the Cloud
• B. Object Storage as Data Lake
• C. dynamically scale capacity against workload
• D. availability of Oracle Airflow
• E. managed service offerings to support common Big Data workloads

Answer: E

 

NEW QUESTION 23
A customer has a very busy workload. The model is very large (1 PB range) and only some small files are updated for new jobs. Throughput needed during the run is roughly 25GB/s.
What Is a fast and cost-conscious way to handle the file system?

• A. Use NVMe on HPC shapes to build a File System with the RDMA connection.
• B. Put the data in object storage, and mount It using s3fs-fuse project.
• C. Build a file system using Block volumes and Standard BMs, take advantage of the different block volume performances levels.
• D. Build a file-system using NVMe on Dense shapes. Then move the data to object storage when not needed.

Answer: D

 

NEW QUESTION 24
A customer has decided to use Oracle Cloud Infrastructure (OCI) for their Disaster Recovery (DR) site for an on-premises Hadoop cluster. They have an RPO of 4 hours, and an RTO of 1 hour.
Which two options should they consider on OCI to meet their DR requirements?

• A. Replicate data to OCI Object Storage every hour.
• B. Use Terraform to rapidly provision Hadoop Cluster on OCI.
• C. Replicate data to a Hadoop cluster running on OCI in near-realtime.
• D. Replicate data to OCI Object Storage in near-realtime.

Answer: B

 

NEW QUESTION 25
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. Latency Is not critical, check the bandwidth.
• D. Report the higher latency through a SR.

Answer: B

 

NEW QUESTION 26
Which benchmark is important to a customer when considering 0lg Data workloads on Oracle Cloud Infrastructure (OCI)?

• A. TPC-C
• B. TPC-DS
• C. Terasort
• D. TPC-DI

Answer: D

 

NEW QUESTION 27
Which statement Is correct about deleting an Instance Pool?

• A. Instances and block volumes will be deleted.
• B. Nothing will be deleted.
• C. Instances and boot volumes will be deleted.
• D. Only the Instances will be deleted.
• E. Associated Instances and attached boot volumes will be deleted; block volumes will be detached.

Answer: E

 

NEW QUESTION 28
Oracle Cloud infrastructure (OCI) Block Volume Storage supports sharing a Block Volume among multiple compute Instances in read/write or read only shareable mode.
Which two file systems should be used to allow multiple compute Instances to read/write data concurrently without any data loss?

• A. Network File System (NFS)
• B. Linux File Systems like XFS, EXT4, EXT3, etc.
• C. Distributed File Systems like Gluster, OCFS2, GFS2
• D. Parallel File Systems like Lustre, IBM Spectrum Scale(GPFS), BeeGFS, etc.

Answer: C

 

NEW QUESTION 29
You are building a file system that needs to handle large files with a lot of nodes reading at the same time.
What minimum size of block volume maximizes throughput for large files?

• A. 500GB
• B. 800GB
• C. 32TB
• D. 1TB

Answer: B

 

NEW QUESTION 30
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.Standard.E3.128 2: BM.HPC2.36
• B. 1: BM.Standard-2.52 2: BM.HPC2-36
• C. 1: BM.HPC2.36 2: BM.Standard.E3-128
• D. 1: BM.HPC2.36 2: BM.Standard.2.52

Answer: C

 

NEW QUESTION 31
A Linux visualization instance Is in a public subnet with security list 0.0-0.0/0 for TCP port 22. What other rule do you absolutely need to be able to connect remotely?

• A. Open TCP ports 5900 to 5910 for 0.0.0.0/0.
• B. No other additional rules are needed. It is possible to connect as is.
• C. Open all protocols for your specific IP address.
• D. Create a Stateless Egress rule for port 22-

Answer: A

 

NEW QUESTION 32
A customer has a Spark workload they are considering moving to Oracle Cloud Infrastructure (OCI). What option should they consider?

• A. Self-managed Spark deployment
• B. Big Data Service
• C. Self-managed Hadoop deployment
• D. Oracle Data Flow

Answer: D

 

NEW QUESTION 33
What are two different types of Storage offerings available to build a filesystem on Oracle Cloud infrastructure (OCI)?

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

Answer: A

 

NEW QUESTION 34
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 increases output to a bigger data set.
• C. It randomly maps source data and reduces output to a smaller data set,
• D. It maps and reduces one terabyte of data into a smaller data set.

Answer: C

 

NEW QUESTION 35
When running a high memory workload, what should be your machine of choice?

• A. BM.Standard.E2.64
• B. BM.Standard.E3.128
• C. BM.GPU3.8
• D. BM.HPC2.36

Answer: B

 

NEW QUESTION 36
You've spun up a GPU instance with the standard OEL linage (GPU version) from the console network on Oracle Cloud Infrastructure (OCI).
What action do you need to do In order to be able to visualize your desktop remotely?

• A. Install NVIDIA drivers.
• B. Install Open MPl for distributed GPU access.
• C. Install a desktop and a VNC server.
• D. Open a remote serial console.

Answer: A

 

NEW QUESTION 37
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

Answer: B,D

 

NEW QUESTION 38
Which is an accurate analogy for Amdahl's law?

• A. 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.
• B. An orchestra can only play well together If they have a great conductor.
• C. There Is no such thing as a free lunch.
• D. In track and field, the 4xl00m relay is only 17% faster than the world record for individual 400m.

Answer: A

 

NEW QUESTION 39
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