Home
Recent Q&A
Java
Cloud
JavaScript
Python
SQL
PHP
HTML
C++
Data Science
DBMS
Devops
Hadoop
Machine Learning
Azure
Blockchain
Devops
Ask a Question
Hadoop Interview Questions and Answers
Home
Questions
Hadoop
0
votes
What are the network requirements for hadoop?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
hadoop-networkrequirements
0
votes
What does hadoop-metrics.properties file do?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-metrics
0
votes
In Hadoop_pid_dir and what does pid stands for?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
pid
hadoop_pid_dir
0
votes
Can we have multiple entries in the master files?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
masterfiles
0
votes
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
What do masters and slaves consist of?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
masters-slave
0
votes
How can we look for the Namenode in the browser?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
namenodebrowser
0
votes
What does etc.init.d do?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
etcinitd
0
votes
What is the use of the command Mapred.job.tracker?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
mapredjobtracker
0
votes
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
How would you check whether your NameNode is working or not?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#namenode-working
0
votes
How can I restart Namenode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
restart-namenode
0
votes
What are the main hdfs-site.xml properties?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-hdfs-site
xml
0
votes
Is fs.mapr working for a single directory?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
mapr-directory
0
votes
Explain about spill factor with respect to the RAM in Hadoop?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-spil-factor
0
votes
What are the features of Pseudo mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-pseudo-mode
0
votes
What are the features of Fully-Distributed mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-fully-distributed-mode
#hadoop-mode
0
votes
What are the features of Standalone (local) mode?
answered
Jun 26, 2023
in
Hadoop
by
Robindeniel
#hadoop-standalone-mode
#hadoop-local-mode
0
votes
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
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
On what basis NameNode will decide which DataNode to write on?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
namenode
0
votes
If a Data Node is full how it's identified?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
data
node
0
votes
What is a Heartbeat in Hdfs?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
heartbeat
hdfs
0
votes
What is a Daemon?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
daemon-hadoop
0
votes
What is a Commodity Hardware so does Commodity Hardware include Ram?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
commodityhardware
0
votes
What is streaming access?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
streaming-access
0
votes
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
Can you give some examples of Big Data?
answered
Jun 22, 2023
in
Hadoop
by
rajeshsharma
bigdata
hadoop
0
votes
How Hdfs is different from traditional File Systems?
answered
Jun 21, 2023
in
Hadoop
by
sharadyadav1986
hdfs
traditional-file-systems
0
votes
What is speculative execution in Hadoop?
answered
Jun 21, 2023
in
Hadoop
by
sharadyadav1986
#hadoop-speculative-execution
#hadoop-execution
To see more, click for all the
questions in this category
.
...
