최신Oracle Big Data 2017 Implementation Essentials - 1z1-449무료샘플문제
문제1
Identify two valid steps for setting up a Hive-to-Hive transformation by using Oracle Data
Integrator. (Choose two.)
Identify two valid steps for setting up a Hive-to-Hive transformation by using Oracle Data
Integrator. (Choose two.)
정답: A,C
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문제2
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
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
정답: B,E
설명: (ExamPassdump 회원만 볼 수 있음)
문제3
How should you encrypt the Hadoop data that sits on disk?
How should you encrypt the Hadoop data that sits on disk?
정답: C
설명: (ExamPassdump 회원만 볼 수 있음)
문제4
Your customer's IT staff is made up mostly of SQL developers. Your customer would like you to design a system to analyze the spending patterns of customers in the web store.
The data resides in HDFS.
What tool should you use to meet their needs?
Your customer's IT staff is made up mostly of SQL developers. Your customer would like you to design a system to analyze the spending patterns of customers in the web store.
The data resides in HDFS.
What tool should you use to meet their needs?
정답: D
설명: (ExamPassdump 회원만 볼 수 있음)
문제5
Your customer receives data in JSON format.
Which option should you use to load this data into Hive tables?
Your customer receives data in JSON format.
Which option should you use to load this data into Hive tables?
정답: D
설명: (ExamPassdump 회원만 볼 수 있음)
문제6
What are three correct results of executing the preceding query? (Choose three.)
What are three correct results of executing the preceding query? (Choose three.)
정답: C,E,F
설명: (ExamPassdump 회원만 볼 수 있음)
문제7
Your customer is experiencing significant degradation in the performance of Hive queries.
The customer wants to continue using SQL as the main query language for the HDFS store.
Which option can the customer use to improve performance?
Your customer is experiencing significant degradation in the performance of Hive queries.
The customer wants to continue using SQL as the main query language for the HDFS store.
Which option can the customer use to improve performance?
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)
문제8
Your customer wants you to set up ODI by using the IKM SQL to Hive module and overwrite existing Hive tables with the customer's new clinical data.
What parameter must be set to true?
Your customer wants you to set up ODI by using the IKM SQL to Hive module and overwrite existing Hive tables with the customer's new clinical data.
What parameter must be set to true?
정답: C