1Z0-1089-20 Online Practice Questions and Answers

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.

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 read and 5GB/s for write

C. 2.5GB/S for write and 5GB/s for read

D. 2.5GB/s for both (read and write)

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

A customer has decided to use Oracle Cloud Infrastructure (OCI) for their Disaster 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. Replicate data to a Hadoop cluster running on OCI in near-realtime.

C. Use Terraform to rapidly provision Hadoop Cluster on OCI.

D. Replicate data to OCI Object Storage in near-realtime.

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. High IOPS

D. Low Latency

A customer has a Spark workload they are considering moving to Oracle Cloud Infrastructure (OCI). What option should they consider?

A. Oracle Data Flow

B. Self-managed Hadoop deployment

C. Self-managed Spark deployment

D. Big Data Service

What two types of workloads can benefit from Cluster Networking (RDMA)?

A. Computational Fluid Dynamic

B. Monte Carlo Risk analysis

C. Movie Rendering

D. HPC File Server

What three data sources can Oracle Data Science draw from?

A. Google Cloud Object Storage

B. Autonomous Data Warehouse

C. On-premise Oracle database

D. Azure Object Storage Blob

E. AWS S3 buckets

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

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 connect remotely?

A. Open all protocols for your specific IP address.

B. Create a Stateless Egress rule for port 22

C. Open TCP ports 5900 to 5910 for 0.0.0.0/0.

D. No other additional rules are needed. It is possible to connect as is.