IBM P2090-038

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IBM InfoSphere BigInsights Technical Mastery Test v2 Sample Questions:

1. What is a major difference between HDFS and GPFS-FPO?

A) Unlike HDFS, GPFS-FPO is a kernel level, POSIX compliant file system that allows for standard applications to also use the storage area marked for Hadoop use. Like HDFS, GPFSFPO also has an issue with the meta data name node service which may be a single point of failure.
B) There is no difference, GPFS-FPO is just IBM version of HDFS in BigInsights.
C) Unlike HDFS, GPFS-FPO is a kernel level, POSIX compliant, and highly available file system that allows for standard applications to also use the storage area marked for Hadoop use.
D) There is no difference, as GPFS-FPO is the new open source standard version for the Hadoop file system.

2. What is Big SQL?

A) Big SQL is a feature in Streams that allows for real time analysis of data via standard SQL syntax.
B) Big SQL is a feature in Data Explorer that allows for indexing of data from SQL sources such as data warehouses.
C) Big SQL is a feature in BigInsights that allows for native SQL query access for Hadoop, providing full ANSI SQL 92 compliance and standardSQL syntax such as joins, for data contained in a variety of formats such as structured Hive tables, Hbase tables, or csv and other delimitedfiles in HDFS.
D) Big SQL is a feature in BigInsights that provides a SQL like interface to data contained in Hbase tables only. Other data sources in HDFS mustbe accessed via other means such as HiveQL.

3. Which of the following features is a browser-based analytic tool in the BigInsights web console that uses a spreadsheet metaphor to help you analyze and break down massive amounts of unstructured data into consumable, situation-specific business contexts?

A) BigIndex.
B) Text Analytics
C) BigSheets
D) Adaptive MapReduce

4. Which of the following options DOES NOT describe an advantage of InfoSphere BigInsights on top of regular standalone Hadoop distributions?

A) BigSheets
B) Integrated install
C) Support to HiveQL and PigLatin languages.
D) Adaptive MapReduce

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