Free 1z0-449 – Oracle Big Data 2016 Implementation Essentials Practice Test Question

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Showing 1–3 of 10 questions

Question 1

What are two reasons that a MapReduce job is not run when the following command is executed in Hive? (Choose two.)

hive> create view v_consolidated_credit_products as select

hcd.customer_id, hcd.credit_card_limits, hcd.credit_balance, hmda.n_mortgages, hmda.mortgage_amount

from mortgages_department_agg hmda join credit_department hcd on

hcd.customer_id=hmda.customer_id;

OK

Time taken: 0.316 seconds

Select all that apply, then click Submit answer.

  • ○

    The MapReduce job is run when the view is accessed.

  • ○

    MapReduce is run; the command output is incorrect.

  • ○

    MapReduce is not run with Hive. Hive bypasses the MapReduce layer.

  • ○

    A view only defines the metadata in the RDBMS store.

  • ○

    MapReduce is run in the background.

Question 2

What are two of the main steps for setting up Oracle XQuery for Hadoop? (Choose two.)

Select all that apply, then click Submit answer.

  • ○

    unpacking the contents of oxh-version.zip into the installation directory

  • ○

    installing the Oracle SQL Connector for Hadoop

  • ○

    configuring an Oracle wallet

  • ○

    installing the Oracle Loader for Hadoop

Question 3

Which three pieces of hardware are present on each node of the Big Data Appliance? (Choose three.)

Select all that apply, then click Submit answer.

  • ○

    high capacity SAS disks

  • ○

    memory

  • ○

    redundant Power Delivery Units

  • ○

    InfiniBand ports

  • ○

    InfiniBand leaf switches