Login
Remember
Register
User rahuljain1
Wall
Recent activity
All questions
All answers
Ask a Question
Questions by rahuljain1
0
votes
1
answer
What is the difference between Reducer and Combiner in Hadoop MapReduce?
asked
Nov 8, 2020
in
Hadoop
#reducer-vs-combiner
+1
vote
1
answer
How many Reducers run for a MapReduce job in Hadoop?
asked
Nov 8, 2020
in
Hadoop
#mapreduce-job
+1
vote
1
answer
How many Mappers run for a MapReduce job in Hadoop?
asked
Nov 8, 2020
in
Hadoop
#mapreduce-job
0
votes
1
answer
Why MapReduce uses the key-value pair to process the data?
asked
Nov 8, 2020
in
Hadoop
#mapreducuse
0
votes
1
answer
What is the key- value pair in MapReduce?
asked
Nov 8, 2020
in
Hadoop
#mapreduce-key-value
0
votes
1
answer
Why Hadoop MapReduce?
asked
Nov 8, 2020
in
Hadoop
#why-mapreduce
0
votes
1
answer
What is Hadoop MapReduce?
asked
Nov 8, 2020
in
Hadoop
#hadoop-mapreduce
0
votes
1
answer
If DataNode increases, then do we need to upgrade NameNode?
asked
Nov 8, 2020
in
Hadoop
#datanode-
#namenode
+1
vote
1
answer
What are file permissions in HDFS and how HDFS check permissions for files or directory?
asked
Nov 8, 2020
in
Hadoop
#hdfs-file-permission
0
votes
1
answer
Is Namenode machine same as DataNode machine as in terms of hardware?
asked
Nov 8, 2020
in
Hadoop
#namenode-machine
0
votes
2
answers
How would you check whether your NameNode is working or not?
asked
Nov 8, 2020
in
Hadoop
#namenode-working
0
votes
1
answer
What is Disk Balancer in Hadoop?
asked
Nov 8, 2020
in
Hadoop
#disk-baancer
0
votes
1
answer
Explain Erasure Coding in Hadoop?
asked
Nov 8, 2020
in
Hadoop
#erasure-coding
0
votes
1
answer
Explain the Single point of Failure in Hadoop?
asked
Nov 8, 2020
in
Hadoop
#single-point-of-failure
0
votes
1
answer
What is Rack Awareness?
asked
Nov 8, 2020
in
HDFS
#rack-awareness
0
votes
1
answer
How is the splitting of file invoked in Hadoop framework?
asked
Nov 6, 2020
in
Hadoop
#hadoop-framework
#framework-hadoop
0
votes
1
answer
What is configured in /etc/hosts and what is its role in setting Hadoop cluster?
asked
Nov 6, 2020
in
Hadoop
#hadoop-cluster
0
votes
1
answer
What are the different commands used to startup and shutdown Hadoop daemons?
asked
Nov 6, 2020
in
Hadoop
#hadoop-startup
#hadoop-shutdown
0
votes
1
answer
How Hadoop’s CLASSPATH plays a vital role in starting or stopping in Hadoop daemons?
asked
Nov 6, 2020
in
Hadoop
#hadoop-classpath
0
votes
2
answers
What does hadoop-metrics.properties file do?
asked
Nov 6, 2020
in
Hadoop
#hadoop-metrics
0
votes
1
answer
Explain Hadoop streaming?
asked
Nov 6, 2020
in
Hadoop
#hadoop-streaming
#streaming-hadoop
0
votes
1
answer
How to debug Hadoop code?
asked
Nov 6, 2020
in
Hadoop
#hadoop-debug
#debug-code-hadoop
0
votes
1
answer
What is fsck in hadoop?
asked
Nov 6, 2020
in
Hadoop
#hadoop-fsck
0
votes
2
answers
What are the main hdfs-site.xml properties?
asked
Nov 6, 2020
in
Hadoop
#hadoop-hdfs-site
xml
0
votes
1
answer
What does jps command do in Hadoop?
asked
Nov 6, 2020
in
Hadoop
#hadoop-jps-command
0
votes
1
answer
How to restart NameNode or all the daemons in Hadoop?
asked
Nov 6, 2020
in
Hadoop
#hadoop-restart-namenode
0
votes
1
answer
What is throughput in Hadoop?
asked
Nov 6, 2020
in
Hadoop
#hadoop-throughput
0
votes
1
answer
Why does one remove or add nodes in a Hadoop cluster frequently?
asked
Nov 6, 2020
in
Hadoop
#hadoop-cluster
0
votes
1
answer
How is security achieved in Hadoop?
asked
Nov 6, 2020
in
Hadoop
#security-achieved
#security-hadoop
+1
vote
1
answer
What is a “Distributed Cache” in Apache Hadoop?
asked
Nov 6, 2020
in
Hadoop
#distributed-cache-hadoop
Page:
« prev
1
...
11
12
13
14
15
16
17
18
19
20
21
...
69
next »
...
