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IBM Certified Data Architect - Big Data Certification Questions and Answers (Dumps and Practice Questions)



Question : IBM Cloudant is a managed NoSQL database service that moves application data closer to all the places it needs to be

: IBM Cloudant is a managed NoSQL database service that moves application data closer to all the places it needs to be
1. True
2. False

Correct Answer : Get Lastest Questions and Answer :
Explanation: IBM Cloudant is a managed NoSQL JSON database service built to ensure that the flow of data between an application and its database remains uninterrupted
and highly performant. Developers are then free to build more, grow more and sleep more.





Question : Which of the following is IBM NoSQL Fully managed DBaaS (database-as-a-service) tool?


: Which of the following is IBM NoSQL Fully managed DBaaS (database-as-a-service) tool?
1. Cloudant

2. HBase

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4. DB2

Correct Answer : Get Lastest Questions and Answer :
Explanation: Cloudant: Work with self-describing JSON documents through a RESTful API that makes every document in your Cloudant database accessible as JSON via a
URL. Documents can be retrieved, stored, or deleted individually or in bulk and can also have files attached. IBM takes care of the provisioning, management, and scalability of
the data store, freeing up your time to focus on your application.





Question : Which of the following is true about Cloudant?


: Which of the following is true about Cloudant?
1. IBM Cloudant is a Fully managed DBaaS

2. Cloudant indexing is flexible and powerful, and includes real-time MapReduce, Apache Lucene-based full-text search, advanced Geospatial, and declaritive
Cloudant Query.
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4. 1 and 2
5. 1,2 and 3

Correct Answer : Get Lastest Questions and Answer :
Explanation: Cloudant NoSQL DB provides access to a fully managed NoSQL JSON data layer that's always on. This service is compatible with CouchDB, and accessible
through a simple to use HTTP interface for mobile and web application models

Fully managed DBaaS
Work with self-describing JSON documents through a RESTful API that makes every document in your Cloudant database accessible as JSON via a URL. Documents can be retrieved,
stored, or deleted individually or in bulk and can also have files attached. IBM takes care of the provisioning, management, and scalability of the data store, freeing up your
time to focus on your application.

Powerful query, analytics, replication, and sync
Cloudant indexing is flexible and powerful, and includes real-time MapReduce, Apache Lucene-based full-text search, advanced Geospatial, and declaritive Cloudant Query. Cloudant
makes it easy to conduct advanced analytics on JSON data with dashDB Warehousing and Apache Spark integrations. Replication enables cross-geo deployments and Cloudant Sync
provides data access for mobile devices to run connected or off-line.

Related Questions

Question : You have a cluster of Nodes in Geneva Datacenter , and you find a specific node in your cluster appears to be running
slower than other nodes with all having same hardware configuration. You think that RAM could be failure in the system.
Which commands may be used to the view the memory seen in the system?

 : You have a cluster of Nodes in Geneva Datacenter , and you find a specific node in your cluster appears to be running
1. free
2. df
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4. jps


Question : You have a cluster of Nodes in Geneva Datacenter , and you find a specific node in your cluster appears to be running
slower than other nodes with all having same hardware configuration. You think that RAM could be failure in the system.
Which commands may be used to the view the memory seen in the system?

1. free

2. df

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4. dmidecode

5. lsram

6. jps

7. memusage


: You have a cluster of Nodes in Geneva Datacenter , and you find a specific node in your cluster appears to be running
1. 1,4,5
2. 1,2,4
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4. 1,4,6
5. 1,4,7



Question : What must you do if you are running a Hadoop cluster with a single NameNode, called HadoopExam and DataNodes,
and you wish to change the configuration of all DataNodes.

 : What must you do if you are running a Hadoop cluster with a single NameNode, called HadoopExam and DataNodes,
1. You must modify the configuration files on your NameNode where the master configuration files reside for all DataNodes.
2. You must restart all 100 DataNode daemons to apply the changes.

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4. You must restart the NameNode daemon to apply the changes to the cluster.



Question : What describes the relationship between MapReduce and Hive?
 : What describes the relationship between MapReduce and Hive?
1. Hive provides additional capabilities that allow certain types of data manipulation not possible with MapReduce.
2. Hive programs rely on MapReduce but are extensible, allowing developers to do special-purpose processing not provided by MapReduce.
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4. Hive provides no additional capabilities to MapReduce. Hive programs are executed as MapReduce jobs via the Hive interpreter.


Question : What is HIVE?
 : What is HIVE?
1. HIVE is part of the Apache Hadoop project that enables in-memory analysis of real-time streams of data
2. Hive is a way to add data from local file system to HDFS
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4. Hive is a part of the Apache Hadoop project that provides SQL like interface for data processing


Question : Which statement is true about apache Hadoop ?


 : Which statement is true about apache Hadoop ?
1. HDFS performs best with a modest number of large files
2. No Randome Writes is alowed to the file
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4. All of the above