1Z0-928 試験問題を無料オンラインアクセス

Ah the Big Data Cloud Service Administrator, you need to access one of the cluster nodes.
Using secure shell, what are the two things you will need m order to access the node?

• A.IP address of the cluster node
• B.Name of the service instance
• C.Name of the cluster node
• D.Private ssh key pair
• E.Public ssh key pair

You are experienced in using XQuery to access data and have decided to use Oracle Big Data Connector Oracle XQuery for Hadoop to obtain data from the source.
Which three can be a source for OXH?

• A.Oracle 12c Database
• B.Avro files in HDFS
• C.XML data 10 local files
• D.Oracle NoSQL Database
• E.Data in Hive tables

You execute the command hdfs dfs -1s to view the directory listing on the Edge/Gateway node in a secured cluster, but get an error.
You were able to execute the same command successfully 24 hours ago. No changes have been mode to the user or the infrastructure.
How do you fix the problem?

• A.You need to obtain a valid Kerberos ticket by executing the KINIT command.
• B.A valid Kerberos exists hut you need to initialize it using the KINIT command.
• C.You need to reboot the Hadoop CLUSTER to reinstate access to users.
• D.You are on wrong node. The hdfs dfs -1s command can only be executed form the Name Node.

On which open-source processing engine is Oracle Big Data Cloud (BDC. Strategy based on?

• A.Apache Storm
• B.Apache Apex
• C.Spark
• D.Apache Flink Scalable Batch and Stream Data Processing

You are in a project with teams from other departments of the company. It is necessary to collaborate not only creative Ideas but also the data with the other departments. In the Big Data Cloud Service, you need to copy data that is in very large files between HDFS on your cluster to their cloud storage.
Which utility is more efficient for copying large data files?

• A.fastcopy
• B.ftp
• C.odcp
• D.scp