1Z0-1089-21 Dumps 2022 - New Oracle 1Z0-1089-21 Exam Questions
Free 1Z0-1089-21 Braindumps Download Updated on Nov 24, 2022 with 56 Questions
NEW QUESTION 18
Which workload is massively parallel In nature?
- A. Streaming
- B. SQL Queries
- C. Map/Reduce
- D. ETL
Answer: C
NEW QUESTION 19
You've spun up a GPU instance with the standard OEL linage (GPU version) from theconsole 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 a desktop and a VNC server.
- B. Install Open MPl for distributed GPU access.
- C. Open a remote serial console.
- D. Install NVIDIA drivers.
Answer: D
NEW QUESTION 20
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. Low Latency
- D. High IOPS
Answer: A
NEW QUESTION 21
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 22
What HDFS replication factor should be used for locally attached storage In HDFS?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 23
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. 2.5GB/s for readand 5GB/s for write
- B. 2.5GB/S for write and 5GB/s for read
- C. 2.5GB/s for both (read and write)
- D. 5GB/s for both (read and write)
Answer: C
NEW QUESTION 24
What two types of workloads can benefit from Cluster Networking (RDMA)?
- A. Movie Rendering
- B. Computational Fluid Dynamic
- C. Monte Carlo Risk analysis
- D. HPC File Server
Answer: C,D
NEW QUESTION 25
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 distributed across all fault domains In a best-effortmanner based on capacity.
- C. The instances In a pool are distributed between availability domains only.
- D. The instances in a pool are not distributed across fault domains.
- E. The instances in a pool are distributed evenly between two fault domains.
Answer: B
NEW QUESTION 26
Which two performance metrics can be used to trigger scaling actions In Autoscaling?
- A. Network throughput
- B. Memory utilization
- C. Disk IOPS
- D. Network latency
- E. CPU utilization
Answer: A,B
NEW QUESTION 27
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. Turbo Frequency
- B. All Core Turbo Frequency
- C. Only the network throughput will influence Monte Carlo simula-tions.
- D. Base Frequency
Answer: A
NEW QUESTION 28
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 29
Which performance benchmark tool CANNOT be used to measure IO throughput for Linux based filesystems?
- A. Vdbench
- B. FIO
- C. IO500
- D. iPerf
- E. IOR
Answer: E
NEW QUESTION 30
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 31
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 in near-realtime.
- B. Use Terraform to rapidly provision Hadoop Cluster on OCI.
- C. Replicate data to OCI Object Storage every hour.
- D. Replicate data to a Hadoop cluster running on OCI in near-realtime.
Answer: B
NEW QUESTION 32
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. 800GB
- B. 32TB
- C. 500GB
- D. 1TB
Answer: A
NEW QUESTION 33
What are two different types of Storage offerings available to build a filesystem on Oracle Cloud infrastructure (OCI)?
- A. Block Volume Service
- B. Object Storage
- C. File Storage
- D. Local NVMe SSDs on DenselO and HPC compute shapes
Answer: B
NEW QUESTION 34
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. 5Block Volume of 32 TB
- B. 32 Block Volumes of 800GB
- C. 7 Block Volumes of 800GB
- D. 6 Block Volumes of 32 TB
Answer: C
NEW QUESTION 35
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. 2050 MB/s
- B. 3125 MB/s
- C. 4800 MB/s
- D. 6250 MB/s
Answer: B
NEW QUESTION 36
A file system is built using two BM.Standard2.52Compute 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.
Filesystem 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. 3125 MB/s
- B. 9600 MB/s
- C. 4800 MB/s
- D. 6250 MB/s
Answer: B
NEW QUESTION 37
A customer ran aJob on 2 BM.HPC2.36, and the job took 4 hours using 32 cores of each node. They later ran on 4 nodes and the Job took 3 hours. What Is the efficiency gained?
- A. 66%
- B. 100%
- C. 75%
- D. 50%
Answer: D
NEW QUESTION 38
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. Put the data in object storage, and mount It using s3fs-fuse project.
- B. Use NVMe on HPC shapes to build a File Systemwith the RDMA connection.
- C. Build a file-system using NVMe on Dense shapes. Then move the data to object storage when not needed.
- D. Build a file system using Block volumes and Standard BMs, take advantage of the different block volume performances levels.
Answer: C
NEW QUESTION 39
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