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Recent questions tagged hadoop
+2
votes
1
answer
Which of the following option is used for machine learning on Hadoop?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
machine-learning
+1
vote
1
answer
Which of the following option allows users to read or write Avro data as Hive tables?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
hive-tables
0
votes
1
answer
What is the shortcut for DUMP operator?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
dump-operator
hadoop
0
votes
1
answer
. ................. operator is used to view the map reduce execution plans.
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
0
votes
1
answer
Pig operates in mainly ......... nodes?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
pig
hadoop
+1
vote
1
answer
Which of the following command is used to copy file or directories recursively?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
+2
votes
1
answer
Which of the following is the most popular NoSQL database for scalable big data store with Hadoop?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
nosql-database
+1
vote
1
answer
Which of the following command is used to check the status of all daemons running in the HDFS?
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
deamon
0
votes
1
answer
Pick out the correct statement.
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
0
votes
1
answer
Hadoop was written in
asked
Jan 13, 2023
in
Hadoop
by
john ganales
hadoop
0
votes
0
answers
What is the difference between Cassandra, Hadoop Big Data, MongoDB, CouchDB?
asked
Jan 2, 2023
in
Cassandra
by
sharadyadav1986
couchdb
mondodb
hadoop
0
votes
1
answer
Is sqoop same as to distcp in hadoop?
asked
Dec 22, 2022
in
Sqoop
by
SakshiSharma
hadoop
sqoop
0
votes
1
answer
How will you manually enter and leave Safe Mode in Hadoop?
asked
Dec 21, 2022
in
HDFS
by
Robin
safe-mode
hadoop
0
votes
1
answer
What do you understand by Safe Mode in Hadoop?
asked
Dec 21, 2022
in
HDFS
by
Robin
safe-mode
hadoop
0
votes
1
answer
If there are 10 HDFS blocks to be copied from one machine to another. However, the other machine can copy only 7.5 blocks, is there a possibility for the blocks to be broken down during the time of replication?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
+2
votes
1
answer
What do you mean by “Heartbeat” in HDFS?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
hdfs
heartbeat
+2
votes
1
answer
What are the major difference between an HDFS block and an InputSplit.
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
hdfs-block
inputsplit
0
votes
1
answer
What is distributed cache and what are its benefits?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
distributed-cache
0
votes
1
answer
What ae the the functioning of Master Slave architecture in Hadoop?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
+1
vote
0
answers
Did you ever built a production process in Hadoop? If yes, what was the process when your Hadoop job fails due to any reason?
asked
Dec 20, 2022
in
Hadoop
by
john ganales
hadoop
debug
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