1z1-449 무료 덤프문제 온라인 액세스

Your customer is spending a lot of money on archiving data to comply with government regulations to retain data for 10 years.
How should you reduce your customer's archival costs?

• A.Move the data into the warehousing database.
• B.Denormalize the data.
• C.Use Oracle Data Integrator to improve performance.
• D.Offload the data into Hadoop.

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?

• A.MapReduce
• B.Oracle Data Integrator
• C.SQL Developer
• D.Oracle Database 12c
• E.Apache Hive

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

• A.HADOOP_LOADER
• B.ORACLE_DATA_PUMP
• C.ORACLE_HIVE_LOADER
• D.ORACLE_BDSQL
• E.ORACLE_HDP
• F.ORACLE_LOADER

What does the following line do in Apache Pig?
products = LOAD '/user/oracle/products' AS (prod_id, item);

• A.The products table is loaded by using data pump with prod_id and item.
• B.The LOAD table is populated with prod_id and item.
• C.The contents of /user/oracle/products are loaded as tuples and aliased to products.
• D.The contents of /user/oracle/products are dumped to the screen.

What is the main purpose of the Oracle Loader for Hadoop (OLH) Connector?

• A.performs scalable joins between Hadoop and Oracle Database data
• B.accesses and analyzes data in place on HDFS by using external tables
• C.provides a SQL-like interface to data that is stored in HDFS
• D.is the single SQL point-of-entry to access all data
• E.runs transformations expressed in XQuery by translating them into a series of
  MapReduce jobs that are executed in parallel on a Hadoop cluster
• F.pre-partitions, sorts, and transforms data into an Oracle ready format on Hadoop and loads it into the Oracle database