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Recent questions tagged hadoop
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1
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What will a Hadoop job do if developers try to run it with an output directory that is already present?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
+3
votes
1
answer
How is NFS different from HDFS?
asked
Nov 25, 2022
in
Hadoop
by
john ganales
hdfs
hadoop
+3
votes
1
answer
How do you deploy a Big Data solution?
asked
Nov 25, 2022
in
Hadoop
by
john ganales
big-data-solution
hadoop
+3
votes
1
answer
What are the different tombstone markers used for deletion purposes in HBase.
asked
Nov 25, 2022
in
Data Analytics
by
john ganales
hadoop
hbase
+3
votes
2
answers
Explain the core methods of a Reducer.
asked
Nov 25, 2022
in
Hadoop
by
john ganales
reducer
hadoop
+3
votes
1
answer
What are some of the data management tools used with Edge Nodes in Hadoop?
asked
Nov 25, 2022
in
Hadoop
by
john ganales
data-management-tools
hadoop
edge-nodes
+3
votes
1
answer
What are Edge Nodes in Hadoop?
asked
Nov 25, 2022
in
Hadoop
by
john ganales
edge-nodes
hadoop
+3
votes
1
answer
What do you mean by indexing in HDFS?
asked
Nov 25, 2022
in
Hadoop
by
john ganales
hadoop
indexing
+3
votes
1
answer
What are the different features of Hadoop.
asked
Nov 25, 2022
in
Hadoop
by
john ganales
hadoop-features
hadoop
+3
votes
1
answer
Why do we need Hadoop for Big Data Analytics?
asked
Nov 25, 2022
in
Big Data | Hadoop
by
john ganales
big-data-analytics
hadoop
+2
votes
1
answer
What is the purpose of the JPS command in Hadoop?
asked
Nov 25, 2022
in
Big Data | Hadoop
by
john ganales
jps
hadoop
+3
votes
1
answer
What is the main difference between an “Input Split” and “HDFS Block”?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
input-split
hdfs-block
hadoop
cluster
+1
vote
1
answer
What is Hadoop and its components?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
components
0
votes
1
answer
What is Big Data?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
big-data
hadoop
+1
vote
1
answer
How many times do you need to reformat the namenode?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
namenode
format-namenode
0
votes
1
answer
What is the use of ‘jps’ command?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
jps-command
0
votes
1
answer
What is a checkpoint?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
checkpoint
0
votes
1
answer
What is distcp?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
distcp
+1
vote
1
answer
Is there any standard method to deploy Hadoop?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
deployment-hadoop
+1
vote
1
answer
Is it possible to copy files between different clusters? If yes, How can you achieve this?
asked
Oct 29, 2022
in
Hadoop
by
SakshiSharma
hadoop
copy-files
cluster
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