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Recent questions and answers in Hadoop
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1
answer
What are the network requirements for hadoop?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
hadoop-networkrequirements
0
votes
2
answers
What does hadoop-metrics.properties file do?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-metrics
0
votes
1
answer
In Hadoop_pid_dir and what does pid stands for?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
pid
hadoop_pid_dir
0
votes
1
answer
Can we have multiple entries in the master files?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
masterfiles
0
votes
1
answer
What is the function Of Hadoop-env.sh and where is it present?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
hadoop-envsh
0
votes
1
answer
What do masters and slaves consist of?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
masters-slave
0
votes
1
answer
How can we look for the Namenode in the browser?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
namenodebrowser
0
votes
1
answer
What does etc.init.d do?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
etcinitd
0
votes
1
answer
What is the use of the command Mapred.job.tracker?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
mapredjobtracker
0
votes
1
answer
At times you get a connection refused Java Exception when you run the file system check command Hadoop fsck?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
hadoop
fsck
0
votes
2
answers
How would you check whether your NameNode is working or not?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#namenode-working
0
votes
1
answer
How can I restart Namenode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
restart-namenode
0
votes
2
answers
What are the main hdfs-site.xml properties?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-hdfs-site
xml
0
votes
1
answer
Is fs.mapr working for a single directory?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
mapr-directory
0
votes
1
answer
Explain about spill factor with respect to the RAM in Hadoop?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-spil-factor
0
votes
2
answers
What are the features of Pseudo mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-pseudo-mode
0
votes
2
answers
What are the features of Fully-Distributed mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-fully-distributed-mode
#hadoop-mode
0
votes
2
answers
What are the features of Standalone (local) mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-standalone-mode
#hadoop-local-mode
0
votes
2
answers
What are the three modes in which Hadoop can run?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-run-modes
#run-modes
0
votes
1
answer
If Reducers do not start before all Mappers finish then why does the progress on Mapreduce Job shows something like Map 50 percents Reduce 10 percents and why Reducers progress percentage is
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
mapper
reducer
0
votes
1
answer
On what basis NameNode will decide which DataNode to write on?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
namenode
0
votes
1
answer
If a Data Node is full how it's identified?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
data
node
0
votes
1
answer
What is a Heartbeat in Hdfs?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
heartbeat
hdfs
0
votes
1
answer
What is a Daemon?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
daemon-hadoop
0
votes
1
answer
What is a Commodity Hardware so does Commodity Hardware include Ram?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
commodityhardware
0
votes
2
answers
What is streaming access?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
streaming-access
0
votes
1
answer
Since the data is replicated thrice in Hdfs so does it mean that any calculation done on One Node will also be replicated on the other Two?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
data-replicated
hdfs
hadoop
0
votes
1
answer
Can you give some examples of Big Data?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
bigdata
hadoop
0
votes
1
answer
How Hdfs is different from traditional File Systems?
answered
Jun 21, 2023
in
Hadoop
by
sharadyadav1986
hdfs
traditional-file-systems
0
votes
2
answers
What is speculative execution in Hadoop?
answered
Jun 21, 2023
in
Hadoop
by
sharadyadav1986
#hadoop-speculative-execution
#hadoop-execution
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