Oracle 1z1-449 Actual Free Exam Questions & Community Discussion

During a meeting with your customer's IT security team, you are asked the names of the main OS users and groups for the Big Data Appliance.
Which users are created automatically during the installation of the Oracle Big Data
Appliance?

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?

What access driver does the Oracle SQL Connector for HDFS use when reading HDFS data by using external tables?

What is the output of the following six commands when they are executed by using the
Oracle XML Extensions for Hive in the Oracle XQuery for Hadoop Connector?
1 . $ echo "xxx" > src.txt
2 . $ hive --auxpath $OXH_HOME/hive/lib -i $OXH_HOME/hive/init.sql
3 . hive> CREATE TABLE src (dummy STRING);
4 . hive> LOAD DATA LOCAL INPATH 'src.txt' OVERWRITE INTO TABLE src;
5 . hive> SELECT * FROM src;
OK
xxx
6. hive> SELECT xml_query ("x/y", "<x><y>123</y><z>456</z></x>") FROM src;

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

Your customer is using the IKM SQL to HDFS File (Sqoop) module to move data from
Oracle to HDFS. However, the customer is experiencing performance issues.
What change should you make to the default configuration to improve performance?

For Oracle R Advanced Analytics for Hadoop to access the data stored in HDFS, what must the input files comply with?

Your customer needs to manage configuration information on the Big Data Appliance.
Which service would you choose?