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Answers by Robin
0
votes
What is identity Mapper?
answered
Jun 20, 2023
in
HDFS
identity
mapper
0
votes
What main configuration parameters are specified in Mapreduce?
answered
Jun 20, 2023
in
HDFS
configurationparametersmapreduce
0
votes
Why Tasktracker launch child Jvm to do a task?
answered
Jun 20, 2023
in
HDFS
tasktracker
launch
child
jvm
0
votes
How many slots allocate for each task?
answered
Jun 20, 2023
in
HDFS
allocate
0
votes
What is setup and clean up methods?
answered
Jun 20, 2023
in
HDFS
cleanupmethods
0
votes
How to do value level comparison?
answered
Jun 20, 2023
in
HDFS
value
level
comparison
0
votes
What is chain Mapper?
answered
Jun 20, 2023
in
HDFS
chain
mapper
0
votes
What is speculative execution?
answered
Jun 20, 2023
in
Hadoop
speculative-hadoop
cluster
0
votes
What is the data locality?
answered
Jun 20, 2023
in
HDFS
datalocality
hdfs
0
votes
What’s the Mapreduce Job consists?
answered
Jun 20, 2023
in
HDFS
mapreduce
job
0
votes
What are the Job Resource files?
answered
Jun 20, 2023
in
HDFS
job
resource
files
0
votes
How much Hadoop allows maximum block size and minimum block size?
answered
Jun 20, 2023
in
HDFS
maximum
block
size
0
votes
What is Issplitable()?
answered
Jun 20, 2023
in
HDFS
issplitable
hdfs
0
votes
If I am change block size from 64 to 128?
answered
Jun 20, 2023
in
HDFS
block
size
0
votes
Why Hadoop Framework reads a file parallel why not sequential?
answered
Jun 20, 2023
in
HDFS
sequential
hadoop
framework
0
votes
What is difference between block And split?
answered
Jun 20, 2023
in
HDFS
block
split
hdfs
0
votes
Why do I need an index in a database?
answered
Jun 15, 2023
in
Sql
index-database
0
votes
What is an index?
answered
Jun 15, 2023
in
Sql
sqlindex
0
votes
What are local and global variables and their differences?
answered
Jun 15, 2023
in
Sql
globalvariables
0
votes
What is a Cursor?
answered
Jun 15, 2023
in
Sql
cursor
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