C2090-102 Free Practice Test

Which of the following statements is TRUE about BigSheets?

1. A. It is a tool that enables line-of-business users to harness the power of Hadoop using a familiar spreadsheet interface
2. B. It is a browser-based visualization and analysis tool designed to help programmers work with Big Data
3. C. It is a component of Pure Data for Analytics
4. D. It is a browser-based visualization and analysis tool included in Streams

Correct Answer: C
Reference:
http://www-01.ibm.com/software/data/puredata/analytics/

A media company wants to measure the effectiveness of their advertising campaign. Before they release a movie they prepare and run a campaign for promotion. Based on the response on Twitter and Facebook they want to decidewhetheror not they should continue a particular campaign. Which of the following should be selected to meet these requirements?

1. A. Hadoop
2. B. Streams
3. C. Unica
4. D. Pure Data for Analytics

Correct Answer: C

What term applies to the data elements in Infosphere Streams?

1. A. Tuples
2. B. Operators
3. C. Sink adapters
4. D. Composite operators

Correct Answer: B
Reference:
http://www-01.ibm.com/support/knowledgecenter/SSCRJU_3.2.1/com.ibm.swg.im.infosphere. streams. glossary.doc/doc/glossary_Streams.html?lang=en

You are designing storage for a new Hadoop cluster. Which of the following statements is TRUE regarding the usage of SAN or NAS?

1. A. SAN or NAS should not be used to set up HDFS
2. B. SAN or NAS must be used, if available, to provide backup capabilities
3. C. SAN or NAS can be used to support retention policies
4. D. SAN or NAS cannot be used if your Hadoop cluster spans 2 sites

Correct Answer: A
References:
http:// www-01.ibm.com/software/data/infosphere/hadoop/hdfs/

Which of the following statements is true about DB2 BLU?

1. A. To move a table from row based into a BLU columnar format you have to take a back up and restore it to a BLU table.
2. B. To move a table from row based into a BLU columnar format you need to take it offline and do a one time convert into a BLU table.
3. C. To support mixed workload it is necessary to create a shadow copy of the relevant tables.
4. D. To support mixed workload it is necessary to create a shadow copy of the database populated with relevant BLU tables.

Correct Answer: B
Reference:
https://www.ibm.com/developerworks/library/dm-1406convert-table-db2105/