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Top 100+ questions in HDFS
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Questions
HDFS
0
votes
Q: How will you empty the trash in HDFS?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs
trash
0
votes
Q: What are the advantages of a block transfer?
asked
Dec 21, 2022
in
HDFS
by
Robin
block-transfer
0
votes
Q: How will you manually enter and leave Safe Mode in Hadoop?
asked
Dec 21, 2022
in
HDFS
by
Robin
safe-mode
hadoop
0
votes
Q: What do you understand by Safe Mode in Hadoop?
asked
Dec 21, 2022
in
HDFS
by
Robin
safe-mode
hadoop
0
votes
Q: How will you reduce the size of large cluster by removing a few nodes?
asked
Dec 21, 2022
in
HDFS
by
Robin
large-file
datanode
0
votes
Q: If a DataNode is marked as decommissioned, can it be chosen for replica placement?
asked
Dec 21, 2022
in
HDFS
by
Robin
replica-placement
hdfs-datanode
0
votes
Q: How will you balance the disk space usage on a HDFS cluster?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-cluster
0
votes
Q: What do you understand by Active and Passive NameNodes?
asked
Dec 21, 2022
in
HDFS
by
Robin
active-nodes
passive-namenodes
+1
vote
Q: Can you create multiple files in HDFS with varying block sizes?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs
block-size
0
votes
Q: Are Job Tracker and Task Tracker present on the same machine?
asked
Dec 21, 2022
in
HDFS
by
Robin
job-tracker
hdfs
0
votes
Q: How will you copy a huge file of size 80GB into HDFS parallelly?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-file-copy
0
votes
Q: How will you compare two HDFS files?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfsfiles
0
votes
Q: Data is replicated at least thrice on HDFS. Does it imply that any alterations or calculations done on one copy of the data will be reflected in the other two copies also?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-replication
hdfs-data
0
votes
Q: Replication causes data redundancy then why is it still preferred in HDFS?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-replication
0
votes
Q: What do you understand by Inodes?
asked
Dec 21, 2022
in
HDFS
by
Robin
inodes
0
votes
Q: I have a file “Sample” on HDFS. How can I copy this file to the local file system?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs0files
0
votes
Q: Is it a good practice to use HDFS for multiple small files?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-files
0
votes
Q: How will you measure HDFS space consumed?
asked
Dec 21, 2022
in
HDFS
by
Robin
hdfs-space
0
votes
Q: During start up, the ___________ loads the file system state from the fsimage and the edits log file.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs-file-system
0
votes
Q: HDFS is implemented in _____________ language.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs-language
0
votes
Q: Which of the following is not Features Of HDFS?
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs-features
0
votes
Q: For every node (Commodity hardware/System) in a cluster, there will be a _________.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
cluster
0
votes
Q: The default block size is ______.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
block-size
0
votes
Q: The minimum amount of data that HDFS can read or write is called a _____________.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
namenode
hdfs-erad
0
votes
Q: ________ NameNode is used when the Primary NameNode goes down.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
namenode
0
votes
Q: Which of the following are the Goals of HDFS?
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs-goal
+1
vote
Q: HDFS works in a __________ fashion.
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs
hdfs-relationship
+1
vote
Q: What is full form of HDFS?
asked
Jul 28, 2021
in
HDFS
by
SakshiSharma
hdfs
+2
votes
Q: Which of the following is the correct representation to access ‘’Skill” from the
asked
Jun 29, 2021
in
HDFS
by
Robindeniel
skill
pig
hdfs
+1
vote
Q: Pig jobs have the same run time as the native Map Reduce jobs.
asked
Jun 29, 2021
in
HDFS
by
Robindeniel
pig-jobs
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