Real Oracle 1Z0-1089-21 Exam Questions [Updated 2022]
1Z0-1089-21 Exam Dumps Pass with Updated 2022 Oracle Cloud Infrastructure 2021 HPC and Big Data Solutions Associate
NEW QUESTION 29
What does the Terasort phase of the Terasort benchmark do?
- A. It randomly maps source data and reduces output to a smaller data set,
- B. It maps and reduces one terabyte of data into a smaller data set.
- C. Itmaps and reduces source data in a parallel manner, leveraging data locality to minimize network transfer.
- D. It randomly maps source data and increases output to a bigger data set.
Answer: A
NEW QUESTION 30
Which three Hadoop distributions are supported on Oracle Cloud Infrastructure (OCI)?
- A. Hortonworks
- B. MapR
- C. Pivotal EMC
- D. Cloudera
- E. Apache Hadoop
Answer: A,D,E
NEW QUESTION 31
What minimum size of block volume with Balanced performance tier maximizes throughput for large files?
- A. 100GB
- B. 32TB
- C. 10TB
- D. 1TB
Answer: B
NEW QUESTION 32
What three data sources can Oracle Data Science draw from?
- A. Azure ObjectStorage Blob
- B. AWS S3 buckets
- C. Google Cloud Object Storage
- D. Autonomous Data Warehouse
- E. On-premise Oracle database
Answer: C,D,E
NEW QUESTION 33
You have an HPC cluster running tightly coupled MPI jobs without VPN or Fast Connect.
The compute nodes are onsubnet2(172.16.1.0/24), and there is a BM.Dense.I02.8 on subnet1 (172-16.0.0/24) that will serve as a bastion and file server.
What security lists should you choose to be able to run the workloads while limiting access as possible?
- A. Subnet1: 0.0.0.0 for all protocols, subnet2: 172.16.0-0/16 for all protocols
- B. Subnet1: 0.0.0.0 forTCP port 22, subnet 1 and 2: 172.16.0.0/23 for all protocols
- C. Subnet1: 0.0.0.0 for TCP port 27, subnet 7: 172.16.0.0/16 for TCP port 22
- D. Subnet1: 172.16.1.0/24 for port 22, subnet2: 172.16.1.0/24 for all protocols
Answer: A
NEW QUESTION 34
Compute nodes are on subnet2(l72.16.1.0/24) and there is a BM.Dense.I02.8 on subnet1.
(1 /2.16.0.0/24) that will serve as a bastion, file server and license server. The bastion will be accessed through a public IP with SSH.
Which security lists should you choose for an HPC cluster? Ifmultiple options are possible, choose the one limiting access the most.
- A. Subnet1: 172.16-1.0/24 for port 22, subnet2: 172.16.1.0/24 for all TCP/UDP ports
- B. Subnet1: 0-0.0.0 for TCP port 22, subnet 2: 172.16.0.0/16 for TCP port 22
- C. Subnet1: 0-0.0.0 for TCP port 22, subnet 1 and 2: 172.16.0.0/23 for all TCP/UDP ports
- D. Subnet1: 0.0.0.0 for all TCP/UDP ports, subnet2: 172.16.0.0/16 for all TCP/UDP ports
Answer: A
NEW QUESTION 35
Which three are available on Oracle Cloud Infrastructure (OCI) asload balancing policies?
- A. IP Hash
- B. Round Robin
- C. Random
- D. Least CPU Utilization
- E. Least Connections
Answer: A,B,E
NEW QUESTION 36
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 number of instances is balanced across fault domains, the oldest instance within the fault domain is terminated.
- B. 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.
- C. 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.
- D. The number of instances is balanced across fault domains, the number of instances is balanced acrossfault domains, the oldest instance within the fault domain is terminated.
Answer: A
NEW QUESTION 37
You are building a large filesystem to maximize throughput of large files using high performance block volume and BM.Standard2.52 as file servers.
Which block volumes configuration should you choose to ensure aggregate Block volume throughput is higher than network bandwidth of file servers?
- A. 7 Block Volumes of 800 GB
- B. 32 Block Volumes of 800 GB
- C. 6 Block Volumes of 32 TB
- D. 5 Block Volumes of 32 TD
Answer: C
NEW QUESTION 38
Which benchmark is important to a customer when considering 0lg Data workloads on Oracle Cloud Infrastructure (OCI)?
- A. TPC-DI
- B. Terasort
- C. TPC-DS
- D. TPC-C
Answer: A
NEW QUESTION 39
Which two Oracle Cloud Infrastructure (OCI) storage options are supported for direct HDFS use in Hadoop?
- A. Object Storage
- B. Block Volume
- C. DenselO NVMe
- D. FSS
Answer: C,D
NEW QUESTION 40
Which statement Is correct about deleting an Instance Pool?
- A. Nothing will be deleted.
- B. Instances and block volumes will be deleted.
- C. Instances and boot volumes will be deleted.
- D. Associated Instances and attached boot volumes will be deleted; block volumes will be detached.
- E. Only the Instances will be deleted.
Answer: D
NEW QUESTION 41
Which two performance metrics can be used to trigger scaling actions In Autoscaling?
- A. Disk IOPS
- B. Network latency
- C. CPU utilization
- D. Network throughput
- E. Memory utilization
Answer: D,E
NEW QUESTION 42
You are building a filesystem of 10TB Storage Capacity with only one file server using "Balanced Elastic Performance tier" Oracle Cloud Infrastructure (OCI) Block Volume Storage. Balanced Elastic Performance tier throughtput scales at 480 KBPS/GB up to a maximum of 480 MBPS pervolume.
Which two options are correct about how many Block Volumes you can attach to the file server to get maximum IO throughput?
- A. 8 Block Volumes of 1.25TB size
- B. One Block Volume of 10TB size
- C. 10 Block Volumes of 1TB size
- D. 20 Block Volumes of 500GB size
Answer: B
NEW QUESTION 43
What are two different types of Storage offerings available to build a filesystem on Oracle Cloud infrastructure (OCI)?
- A. Local NVMe SSDs on DenselO and HPC compute shapes
- B. Object Storage
- C. Block Volume Service
- D. File Storage
Answer: B
NEW QUESTION 44
Acustomer 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. IO speed has a huge impact.
- B. Total number of processes is between 48 and 128 cores and can useRDMA.
- C. The workload is embarrassingly parallel.
- D. The workload requires about 4GB/core of memory.
Answer: C
NEW QUESTION 45
A customer has a Spark workload they areconsidering moving to Oracle Cloud Infrastructure (OCI). What option should they consider?
- A. Big Data Service
- B. Self-managed Hadoop deployment
- C. Self-managed Spark deployment
- D. Oracle Data Flow
Answer: D
NEW QUESTION 46
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. Base Frequency
- D. Only the network throughput will influence Monte Carlo simula-tions.
Answer: B
NEW QUESTION 47
Which two Oracle Cloud Infrastructure (OCI) shapes are a good choice for Spark based workloads?
- A. BM Standard
- B. GPU
- C. HPC
- D. VM Standard
Answer: A,C
NEW QUESTION 48
You are architecting the infrastructure for a file system.
What are the different criteria you should use, and in what order to build a filesystem for optimal performance?
- A. Network Bandwidth > Number of Compute Cores/RAM >Storage
- B. Number of Compute Cores/RAM > Storage > Network Bandwidth
- C. Storage > Network Bandwidth > Number of Compute Cores/RAM
- D. Network Bandwidth > Storage > Number of Compute Cores/RAM
Answer: A
NEW QUESTION 49
Which Is a common business problem for customers running Big Data workloads?
- A. Ability to process a small data set at the minimum cost as possible
- B. Costs associated to process a large scale data set
- C. Ability to process a large data set at the maximum cost as possible
- D. Cost associated with Disaster Recovery for large deployments
Answer: B
NEW QUESTION 50
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