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0
votes
What are the most commonly defined input formats in Hadoop?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hadoop-formats
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What are the steps involved in deploying a big data solution?
answered
Jan 26, 2020
in
Big Data | Hadoop
#big-data-solutions
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
How will you choose various file formats for storing and processing data using Apache Hadoop ?
answered
Jan 26, 2020
in
Big Data | Hadoop
#apache-hadoop
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What is Big Data?
answered
Jan 26, 2020
in
Big Data | Hadoop
#what-is-big-data
#explain-big-data
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What is a block and block scanner in HDFS?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hdfs-block-scanner
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Explain the difference between NameNode, Backup Node and Checkpoint NameNode.
answered
Jan 26, 2020
in
Big Data | Hadoop
#namenode
#backup-node
#checkpoint-namenode
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What is the port number for NameNode, Task Tracker and Job Tracker?
answered
Jan 26, 2020
in
Big Data | Hadoop
#namenode-port
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Explain about the process of inter cluster data copying.
answered
Jan 26, 2020
in
Big Data | Hadoop
#cluster-data
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
How can you overwrite the replication factors in HDFS?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hdfs-replication
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Explain the difference between NAS and HDFS.
answered
Jan 26, 2020
in
Big Data | Hadoop
#nas-vs-hdfs
#nas
#hdfs
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Explain what happens if during the PUT operation, HDFS block is assigned a replication factor 1 instead of the default value 3.
answered
Jan 26, 2020
in
Big Data | Hadoop
#put-operation
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What is the process to change the files at arbitrary locations in HDFS?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hdfs-locations
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What is a rack awareness and on what basis is data stored in a rack?
answered
Jan 26, 2020
in
Big Data | Hadoop
#rack-awareness
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What happens to a NameNode that has no data?
answered
Jan 26, 2020
in
Big Data | Hadoop
#namenode-data
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What happens when a user submits a Hadoop job when the NameNode is down- does the job get in to hold or does it fail.
answered
Jan 26, 2020
in
Big Data | Hadoop
#hadoop-jobs
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What happens when a user submits a Hadoop job when the Job Tracker is down- does the job get in to hold or does it fail.
answered
Jan 26, 2020
in
Big Data | Hadoop
#hadoop-job-tracker
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Whenever a client submits a hadoop job, who receives it?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hadoop-client
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What do you understand by edge nodes in Hadoop?
answered
Jan 26, 2020
in
Big Data | Hadoop
#hadoop-edge
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
Explain the usage of Context Object.
answered
Jan 26, 2020
in
Big Data | Hadoop
#context-object
Bigdata-questions-answers
Hadoop-questions-answers
0
votes
What are the core methods of a Reducer?
answered
Jan 26, 2020
in
Big Data | Hadoop
#core-methods
#reducer-methods
Bigdata-questions-answers
Hadoop-questions-answers
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