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NEW QUESTION 27
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.HPC2.36 2: BM.Standard.2.52
- B. 1: BM.Standard.E3.128 2: BM.HPC2.36
- C. 1: BM.Standard-2.52 2: BM.HPC2-36
- D. 1: BM.HPC2.36 2: BM.Standard.E3-128
Answer: D
NEW QUESTION 28
Which is NOT an advantage associated with moving a Big Data workload to Oracle Cloud Infrastructure (OCI)?
- A. availability of Oracle Airflow
- B. Object Storage as Data Lake
- C. dynamically scale capacity against workload
- D. best price / performance for Big Data workloads In the Cloud
- E. managed service offerings tosupport common Big Data workloads
Answer: E
NEW QUESTION 29
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 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
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. Distributed File Systemslike Gluster, OCFS2, GFS2
- B. Network File System (NFS)
- C. Linux File Systems like XFS, EXT4, EXT3, etc.
- D. Parallel File Systems like Lustre, IBM Spectrum Scale(GPFS), BeeGFS, etc.
Answer: A
NEW QUESTION 32
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 33
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 is augmented with AI VM for Data Science.
- D. Oracle Data Science can integrate with Oracle Function.
Answer: D
NEW QUESTION 34
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. 6250 MB/s
- B. 4800 MB/s
- C. 3125 MB/s
- D. 9600 MB/s
Answer: D
NEW QUESTION 35
Which workload is massively parallel In nature?
- A. SQL Queries
- B. ETL
- C. Map/Reduce
- D. Streaming
Answer: C
NEW QUESTION 36
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. 7 Block Volumes of 800GB
- B. 5Block Volume of 32 TB
- C. 32 Block Volumes of 800GB
- D. 6 Block Volumes of 32 TB
Answer: A
NEW QUESTION 37
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 38
What HDFS replication factor can be used with Block Volumes to optimize cost?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 39
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. 50%
- B. 100%
- C. 66%
- D. 75%
Answer: A
NEW QUESTION 40
Which two options are valid when configuring health check policies in Oracle Cloud Infrastructure (OCI) Load Balancing?
- A. TCP level health checks
- B. UDP level health checks
- C. HTTP level health checks
- D. FTP level health checks
Answer: A,C
NEW QUESTION 41
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 42
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 43
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 one Block volume of 3TB volume size and use filesystem Block size of 4K.
- B. Attach three Block volumes of 1TB each and use filesystem Block size of 2M or higher.
- C. Attach three Block volumes of 1TB each and use filesystem Block size of 4K.
- D. Attach one Block volume of 3TB volume size and use filesystem Block size of 2M or higher.
Answer: A
NEW QUESTION 44
Which performance benchmark tool CANNOT be used to measure IO throughput for Linux based filesystems?
- A. IO500
- B. iPerf
- C. IOR
- D. Vdbench
- E. FIO
Answer: C
NEW QUESTION 45
When running a high memory workload, what should be your machine of choice?
- A. BM.HPC2.36
- B. BM.Standard.E2.64
- C. BM.GPU3.8
- D. BM.Standard.E3.128
Answer: D
NEW QUESTION 46
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 47
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. High IOPS
- C. Low Latency
- D. CPU processor clock speed for faster processing
Answer: A
NEW QUESTION 48
You are building a RDMA cluster on a private network with 10000 cores. What CIDR will work in theVCN:
172.16.0.0/16?
- A. 172.16.32,0/16
- B. 172.16.32.0/23
- C. 10.0.1.0/24
- D. 10.0.1.0/23
Answer: B
NEW QUESTION 49
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