1Z0-1089-20 Online Practice Questions and Answers

Which three Hadoop distributions are supported on Oracle Cloud Infrastructure (OCI)?

A. Pivotal EMC

B. Apache Hadoop

C. Hortonworks

D. MapR

E. Cloudera

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 Open MPl for distributed GPU access.

B. Install a desktop and a VNC server.

C. Install NVIDIA drivers.

D. Open a remote serial console.

You are building a RDMA cluster on a private network with 10000 cores. What CIDR will work in the VCN: 172.16.0.0/16?

A. 172.16.32.0/23

B. 10.0.1.0/23

C. 172.16.32,0/16

D. 10.0.1.0/24

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. Maximize Latency while keeping throughput above a certain threshold.

B. Maximize throughput.

C. Minimize latency.

D. Minimize throughput while keeping the latency low.

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. 5 Block Volumes of 32 TD

D. 6 Block Volumes of 32 TB

On a RDMA cluster, a latency test was conducted, with these results: What should you do?

A. Nothing, this behavior is normal.

B. Latency Is not critical, check the bandwidth.

C. Rerun the test and see If It Is consistent.

D. Report the higher latency through a SR.

A customer 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 use RDMA.

C. The workload requires about 4GB/core of memory.

D. The workload is embarrassingly parallel.

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

A. IOR

B. IO500

C. Vdbench

D. FIO

E. iPerf

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. Storage > Network Bandwidth > Number of Compute Cores/RAM

C. Number of Compute Cores/RAM > Storage > Network Bandwidth

D. Network Bandwidth > Storage > Number of Compute Cores/RAM

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. Base Frequency

C. Only the network throughput will influence Monte Carlo simula-tions.

D. Turbo Frequency