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Answers by sharadyadav1986
0
votes
What is Disk Balancer in Hadoop?
answered
Nov 8, 2020
in
Hadoop
#disk-baancer
0
votes
How would you check whether your NameNode is working or not?
answered
Nov 8, 2020
in
Hadoop
#namenode-working
0
votes
Is Namenode machine same as DataNode machine as in terms of hardware?
answered
Nov 8, 2020
in
Hadoop
#namenode-machine
0
votes
What are file permissions in HDFS and how HDFS check permissions for files or directory?
answered
Nov 8, 2020
in
Hadoop
#hdfs-file-permission
0
votes
If DataNode increases, then do we need to upgrade NameNode?
answered
Nov 8, 2020
in
Hadoop
#datanode-
#namenode
0
votes
What is Hadoop MapReduce?
answered
Nov 8, 2020
in
Hadoop
#hadoop-mapreduce
0
votes
Why Hadoop MapReduce?
answered
Nov 8, 2020
in
Hadoop
#why-mapreduce
0
votes
How many Mappers run for a MapReduce job in Hadoop?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-job
0
votes
What is the key- value pair in MapReduce?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-key-value
0
votes
Why MapReduce uses the key-value pair to process the data?
answered
Nov 8, 2020
in
Hadoop
#mapreducuse
0
votes
How many Reducers run for a MapReduce job in Hadoop?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-job
0
votes
What is the difference between Reducer and Combiner in Hadoop MapReduce?
answered
Nov 8, 2020
in
Hadoop
#reducer-vs-combiner
0
votes
What happens if the number of reducers is 0 in Hadoop?
answered
Nov 8, 2020
in
Hadoop
#reducer-hadoop
0
votes
What do you mean by shuffling and sorting in MapReduce?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-sorting
0
votes
What is the fundamental difference between a MapReduce InputSplit and HDFS block?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-inputsplit
0
votes
What is a Speculative Execution in Hadoop MapReduce?
answered
Nov 8, 2020
in
Hadoop
#speculative-execution
0
votes
How to submit extra files(jars, static files) for MapReduce job during runtime?
answered
Nov 8, 2020
in
Hadoop
#mapreduce-job-run-time
0
votes
Hadoop Interview Questions and Answer, HDFS and MapReduce Questions
answered
Nov 8, 2020
in
Hadoop
#hadoop-interview-questions
0
votes
What is Data Analysis? Techniques ,Types , Methods and Process
answered
Oct 30, 2020
in
Data Handling
#what-is-data-analysis
#data-analysis-techniques
DataHandling-questions-answers
0
votes
Python File Handling: Create, Open, Append, Read, Write
answered
Oct 30, 2020
in
Python
#python-file-handling
#file-handling
#python-create
#python-open
#python-append
Python-questions-answers
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