Exam Details

  • Exam Code
    :1Z0-1089-20
  • Exam Name
    :Oracle Cloud Infrastructure 2020 HPC and Big Data Solutions Associate
  • Certification
    :Oracle Cloud Infrastructure
  • Vendor
    :Oracle
  • Total Questions
    :55 Q&As
  • Last Updated
    :

Oracle Oracle Cloud Infrastructure 1Z0-1089-20 Questions & Answers

  • Question 1:

    A file system is built using two BM.Standard2.52 Compute 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.

    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 aggregate IO throughput (theoretical) of the file system?

    A. 6250 MB/s

    B. 4800 MB/s

    C. 3125 MB/s

    D. 9600 MB/s

  • Question 2:

    When an instance pool scales in, what is the correct order that the instances are terminated?

    A. The number of instances is balanced across availability domains, the oldest instance within the fault domain is terminated, the number of instances Is balanced across fault domains.

    B. The number of instances is balanced across availability domains, the number of instances is balanced across fault domains, the oldest instance within the fault domain is terminated.

    C. The oldest instance within the fault domain is terminated, the number of instances is balanced across availability domains, the number of instances is balanced across fault domains.

    D. The number of instances is balanced across fault domains, the number of instances is balanced across fault domains, the oldest instance within the fault domain is terminated.

  • Question 3:

    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.

  • Question 4:

    Which is an accurate analogy for Amdahl's law?

    A. There Is no such thing as a free lunch.

    B. An orchestra can only play well together If they have a great conductor.

    C. When chopping vegetable to prepare a 4 person-meal, 2 persons are going twice as fast as one, but 8 people may not be 8 times faster.

    D. In track and field, the 4xl00m relay is only 17% faster than the world record for individual 400m.

  • Question 5:

    What minimum size of block volume with Balanced performance tier maximizes throughput for large files?

    A. 10TB

    B. 1TB

    C. 32TB

    D. 100GB

  • Question 6:

    What HDFS replication factor should be used for locally attached storage In HDFS?

    A. 4

    B. 2

    C. 3

    D. 1

  • Question 7:

    Which workload is massively parallel In nature?

    A. Map/Reduce

    B. Streaming

    C. SQL Queries D. ETL

  • Question 8:

    Which three are available on Oracle Cloud Infrastructure (OCI) as load balancing policies?

    A. Least Connections

    B. Round Robin

    C. Random

    D. Least CPU Utilization

    E. IP Hash

  • Question 9:

    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

  • Question 10:

    When running a high memory workload, what should be your machine of choice?

    A. BM.Standard.E2.64

    B. BM.Standard.E3.128

    C. BM.HPC2.36

    D. BM.GPU3.8

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