1z1-449 무료 덤프문제 온라인 액세스

How does increasing the number of storage nodes and shards impact the efficiency of
Oracle NoSQL Database?

• A.The number of shards or storage nodes does not impact performance.
• B.Having more shards increases the write throughput because more master nodes are available for writes.
• C.Having more shards results in reduced read throughput because of increased node forwarding.
• D.Having more shards reduces the write throughput because of increased node forwarding.

Your customer needs to move data from Hive to the Oracle database but does have any connectors purchased.
What is another architectural choice that the customer can make?

• A.Export data from Hive by using export/import.
• B.Use Apache Sqoop.
• C.Use Apache Sentry.
• D.Use Apache Pig.

What happens if an active NameNode fails in the Oracle Big Data Appliance?

• A.The role of the active NameNode fails over automatically to the standby NameNode.
• B.ClouderaManager starts a NameNode process on a surviving node.
• C.The ResourceManager starts a NameNode process on a surviving node.
• D.The entire cluster fails.
• E.All traffic is directed to the master DataNode until the NameNode is restarted.

Identify two features of the Hadoop Distributed File System (HDFS). (Choose two.)

• A.It consists of Mappers, Reducers, and Combiners.
• B.The file system is written in C#.
• C.It is written to store large amounts of data.
• D.The file system is written in Java.

You need to place the results of a PigLatin script into an HDFS output directory.
What is the correct syntax in Apache Pig?

• A.place D into './output';
• B.update hdfs set D as './output';
• C.write D as './output';
• D.store D into './output';
• E.hdfsstore D into './output';