1Z0-1089-21 Study Guide Brilliant 1Z0-1089-21 Exam Dumps PDF
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Oracle 1Z0-1089-21 Exam Syllabus Topics:
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NEW QUESTION 23
Which workload is massively parallel In nature?
- A. ETL
- B. SQL Queries
- C. Streaming
- D. Map/Reduce
Answer: D
NEW QUESTION 24
Which Message Passing Interface (MPI) distribution is NOT available today?
- A. OCI MPI
- B. Platform MPI
- C. Intel MPI
- D. Open MPI
Answer: C
NEW QUESTION 25
A file system is built using BM.Standard2.52 Compute shape for File Servers. One 25 Gbps NIC/network card is used to connect to 10 Block Volumes of 1TB each (max. 4#0MB/s per volume). The 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 IO theoretical throughput a client node can get?
- A. 3125 MB/s
- B. 2050 MB/s
- C. 4800 MB/s
- D. 6250 MB/s
Answer: A
NEW QUESTION 26
When running a high memory workload, what should be your machine of choice?
- A. BM.GPU3.8
- B. BM.Standard.E3.128
- C. BM.Standard.E2.64
- D. BM.HPC2.36
Answer: B
NEW QUESTION 27
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 connectremotely?
- A. Open all protocols for your specific IP address.
- B. Open TCP ports 5900 to 5910 for 0.0.0.0/0.
- C. Create a Stateless Egress rule for port 22-
- D. No other additional rules are needed. It is possible to connect as is.
Answer: B
NEW QUESTION 28
Which benchmark is important to a customer when considering 0lg Data workloads on Oracle Cloud Infrastructure (OCI)?
- A. Terasort
- B. TPC-DI
- C. TPC-C
- D. TPC-DS
Answer: B
NEW QUESTION 29
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 shouldyou select?
- A. 1: BM.Standard.E3.128 2: BM.HPC2.36
- B. 1: BM.HPC2.36 2: BM.Standard.2.52
- C. 1: BM.HPC2.36 2: BM.Standard.E3-128
- D. 1: BM.Standard-2.52 2: BM.HPC2-36
Answer: C
NEW QUESTION 30
What minimum size of block volume with Balanced performance tier maximizes throughput for large files?
- A. 1TB
- B. 32TB
- C. 10TB
- D. 100GB
Answer: B
NEW QUESTION 31
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. You have an instance pool.
- C. The instance pool supports the maximum number of instances that you want to scale to.
- D. You have Bare Metal instances.
- E. You have a load balancer.
Answer: A,D,E
NEW QUESTION 32
Which statement Is correct about deleting an Instance Pool?
- A. Only the Instances will be deleted.
- B. Associated Instances and attached boot volumes will be deleted; block volumes will be detached.
- C. Instances and boot volumes will be deleted.
- D. Nothing will be deleted.
- E. Instances and block volumes will be deleted.
Answer: B
NEW QUESTION 33
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 34
Which Statement Is NOT correct?
- A. Oracle Data Science does not support per second billing.
- B. Oracle Data Science Is not excluded from Universal Credit.
- C. Oracle Data Science can integrate with Oracle Function.
- D. Oracle Data Science is augmented with AI VM for Data Science.
Answer: C
NEW QUESTION 35
You are running a cluster using multiple BM.Standard2.52 machines. Themodel is on a NFS share running on block volume- You've tried doubling the number of machines but It's not running any faster.
Which two actions could potentially speed up this tightly coupled workload?
- A. Use BM.HPC2.36.
- B. Switch to FSS for your file system.
- C. Switch to ESS mode.
- D. Use ClusterNetworking.
Answer: C
NEW QUESTION 36
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: 0-0.0.0 for TCP port 22, subnet 2: 172.16.0.0/16 for TCP port 22
- B. Subnet1: 172.16-1.0/24 for port 22, subnet2: 172.16.1.0/24 for all TCP/UDP ports
- C. Subnet1: 0.0.0.0 for all TCP/UDP ports, subnet2: 172.16.0.0/16 for all TCP/UDP ports
- D. Subnet1: 0-0.0.0 for TCP port 22, subnet 1 and 2: 172.16.0.0/23 for all TCP/UDP ports
Answer: B
NEW QUESTION 37
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. The workload requires about 4GB/core of memory.
- B. The workload is embarrassingly parallel.
- C. Total number of processes is between 48 and 128 cores and can useRDMA.
- D. IO speed has a huge impact.
Answer: B
NEW QUESTION 38
Oracle Cloud infrastructure (OCI) Block Volume Storage supportssharing 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. Parallel File Systems like Lustre, IBM Spectrum Scale(GPFS), BeeGFS, etc.
- C. Distributed File Systemslike Gluster, OCFS2, GFS2
- D. Linux File Systems like XFS, EXT4, EXT3, etc.
Answer: C
NEW QUESTION 39
A two node clustered/parallel filesystem built using Baremetal Compute shape (BM.Standard2.52) and Block Volume Storage delivers maximum sustained aggregate IO throughput of 5GB/s for read and write, while storing a single copy of the data (replica=l) in filesystem.
What will be the maximum sustained aggregate IO throughput for read and write, when two copies of the data (replica=2) are stored in filesystem for High Availability?
- A. 5GB/s for both (read and write)
- B. 2.5GB/S for write and 5GB/s for read
- C. 2.5GB/s for readand 5GB/s for write
- D. 2.5GB/s for both (read and write)
Answer: D
NEW QUESTION 40
A customer has decided to use Oracle Cloud Infrastructure (OCI) for theirDisaster 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 OCI Object Storage in near-realtime.
- D. Replicate data to a Hadoop cluster running on OCI in near-realtime.
Answer: B
NEW QUESTION 41
You are building a file system that needs to handle large files with a lot of nodes reading at the same time.
What should be your main goal?
- A. Minimize throughput while keeping the latency low.
- B. Maximize Latency while keeping throughput above a certain threshold.
- C. Maximize throughput.
- D. Minimize latency.
Answer: C
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. One Block Volume of 10TB size
- B. 20 Block Volumes of 500GB size
- C. 10 Block Volumes of 1TB size
- D. 8 Block Volumes of 1.25TB size
Answer: A
NEW QUESTION 43
What three data sources can Oracle Data Science draw from?
- A. AWS S3 buckets
- B. On-premise Oracle database
- C. Azure ObjectStorage Blob
- D. Autonomous Data Warehouse
- E. Google Cloud Object Storage
Answer: B,D,E
NEW QUESTION 44
On Oracle Cloud Infrastructure (OCI), a customer wants to build a3TB 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 three Block volumes of 1TB each and use filesystem Block size of 2M or higher.
- B. Attach one Block volume of 3TB volume size and use filesystem Block size of 2M or higher.
- C. Attach one Block volume of 3TB volume size and use filesystem Block size of 4K.
- D. Attach three Block volumes of 1TB each and use filesystem Block size of 4K.
Answer: C
NEW QUESTION 45
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