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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) There is no difference, GPFS-FPO is just IBM version of HDFS in BigInsights.
B) There is no difference, as GPFS-FPO is the new open source standard version for the Hadoop file system.
C) 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.
D) 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.

2. InfoSphere BigInsights offers the following benefits to your organization, EXCEPT:

A) It complements your existing infrastructure by extending your data collection and analysis capabilities.
B) It enables analysis at scale.
C) It cuts costs by providing an efficient compression algorithm based on row level compression using a dictionary to store repetitive patterns.
D) It integrates data from a variety of structured and unstructured sources.

3. What is Hadoop?

A) Hadoop is a single-node file system used as a base for storing traditional formatted data.
B) Hadoop is a universal Big Data programming language used to query large datasets.
C) Hadoop is a framework that allows for the distributed processing of large data sets across clusters of computers using a simple programming model.
D) Hadoop is programming language capable of transforming raw, unstructured data into plain, regular data readable by traditional data warehouses.

4. What is the InfoSphere BigInsights Credential Store?

A) The InfoSphere BigInsights credentials store is a designated folder in the local file system (not HDFS) that stores the authorities and privileges for all users in the BigInsights environment.
B) The InfoSphere BigInsights credentials store is a table stored in the HBase relational database that stores passwords, tokens, and other potentially sensitive information.
C) The InfoSphere BigInsights credentials store is a designated folder on the distributed file system (DFS) that stores passwords, tokens, and other potentially sensitive information.
D) The InfoSphere BigInsights credentials store is a designated file defined by an environment variable that stores the authorities and privileges for all users in the BigInsights environment.

Solutions: