Hitachi Vantara HCE-5920 Exam Practice Test Instant Access

Question 1

The log files on a Pentaho server rotate daily and are getting too large. You want to change want logs to rotate hourly.

how do you adjust the log settings?

AModify the transformation's properties.

BModify the Pentaho server's tog4j.xml.

CModify the Tomcat startup bat or startup.sh script

DModify the start-pentaho bat or start-pentaho.sh script

Answer : A

Question 2

A new customer has pre-existing Java MapReduce jobs.

How does the customer execute these jobs within PDI?

Ausing the Pentaho MapReduce entry

Busing the Hadoop Job Executor entry

Cusing Pig Script Executor entry

Dusing Sqoop Import entry

Answer : A

Question 3

You are running a Pentaho MapReduce (PMR) job that is facing on Hadoop. You review the YARN logs and determine that the mappers are generating out of memory errors.

Which action will resolve the mapper errors?

AEdit me Pentaho server startup script to increase the memory setting

BIncrease the Number of mapper tacks in the PMR step.

CSet the JVM memory parameters appropriately in the User Denned tab of the PMR step

DSet the Enable blocking option in the PMR step.

Answer : A

Question 4

A Big Data customer is experiencing failures on a Table input step when running a PDl transformation on AEL Spark against a large Oracle database.

What are two methods to resolve this issue? (Choose two.)

Choose 2 answers

AIncrease the maximum size of the message butters tor your AEL environment.

BLoad the data to HDFS before running the transform.

CAdd the Step ID to the Configuration File.

DIncrease the Spark driver memory configuration.

Answer : A, B

Question 5

You have a PDI job with an Oozie Job Executor entry and you want this job entry to finish before the next fob entry starts.

How do you accomplish this task?

AUse a Simple Evaluation entry

BAdd the timeout property in the Advanced Options pane.

CUse a Wart For entry

DSet the Enable Blocking option

Answer : C

Question 6

You execute a transformation locally in Spoon to read data from an Oracle database and you receive the Drive not found' exception.

What are two ways to solve this problem? (Choose two.)

Choose 2 answers

ACopy the Oracle JDBC driver to the data-integration/lib folder of PDI.

BCopy of the Oracle JDBC driver to the tomcat/lib folder of the Pentaho server.

CUse the PDI import script

DUse the JDBC Distribution Tools.

Answer : A, C

Question 7

You need to load data from many CSV files into a database and you want to minimize the number of PDI jobs and transformations that need to be maintained.

In which two scenarios is Metadata injection the recommend option? (Choose two.)

Choose 2 answers

AWhen the files have a different structure and have different target tables.

BWhen the files have a different structure and have the same target table.

CWhen the files have the same structure and have different target tables.

DWhen the files have the same structure and have the same target table.

Answer : B, D

Hitachi Vantara HCE-5920 Hitachi Vantara Certified Specialist Pentaho Data Integration Implementation Exam Practice Test