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User Robindeniel
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Questions by Robindeniel
0
votes
1
answer
What is the difference between equal to (==) and Assignment Operator (=)?
asked
Jun 9, 2020
in
C Plus Plus
#assignment-operator-c
#c-equal-operator
0
votes
1
answer
Comment on Assignment Operator in C++.
asked
Jun 9, 2020
in
C Plus Plus
#c-comment
#comment-c
#assignment-operator-c
#c-assignment-operator
0
votes
1
answer
How do you define/declare constants in C++?
asked
Jun 9, 2020
in
C Plus Plus
#c-declare-constant
#c-define-constant
0
votes
1
answer
What is a Constant? Explain with an example.
asked
Jun 9, 2020
in
C Plus Plus
#c-constant
#c-constant-example
0
votes
1
answer
How many ways are there to initialize an int with a Constant?
asked
Jun 9, 2020
in
C Plus Plus
#c-initialize-constant
#c-initialize-intiger
0
votes
1
answer
When there are a Global variable and Local variable with the same name, how will you access the global variable?
asked
Jun 9, 2020
in
C Plus Plus
#c-access-global-variable
#c-access-local-variable
0
votes
1
answer
What is the precedence when there are a Global variable and a Local variable in the program with the same name?
asked
Jun 9, 2020
in
C Plus Plus
#c-global-variablem
#c-local-variable
0
votes
1
answer
Comment on Local and Global scope of a variable.
asked
Jun 9, 2020
in
C Plus Plus
#c-local-variable
#c-global-variable
#c-variable-scope
0
votes
1
answer
Difference between Declaration and Definition of a variable.
asked
Jun 9, 2020
in
C Plus Plus
#c
-declaration
definition-variable
0
votes
1
answer
What are the Comments in C++?
asked
Jun 9, 2020
in
C Plus Plus
#c
-comments
#comments-in-c-plus-plus
0
votes
1
answer
What is the basic structure of a C++ program?
asked
Jun 9, 2020
in
C Plus Plus
#c
-structure
-program-structure
0
votes
1
answer
How will you perform the inter cluster data copying work in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-cluster-data
#cluster-data-hdfs
0
votes
1
answer
Define Hadoop Archives? What is the command for archiving a group of files in HDFS.
asked
Jun 8, 2020
in
HDFS
#hdfs-hadoop-archives
#hadoop-archives
0
votes
1
answer
What do you mean by the High Availability of a NameNode? How is it achieved?
asked
Jun 8, 2020
in
HDFS
#hdfs-namenode
#namenode-hdfs
0
votes
1
answer
Define Data Integrity? How does HDFS ensure data integrity of data blocks stored in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-data-integrity
#integrity-hdfs
0
votes
1
answer
Does HDFS allow a client to read a file which is already opened for writing?
asked
Jun 8, 2020
in
HDFS
#hdfs-read-file
#read-file-hdfs
0
votes
1
answer
Can multiple clients write into an HDFS file concurrently?
asked
Jun 8, 2020
in
HDFS
#hdfs-multiple-files
#multiple-files-hdfs
0
votes
1
answer
Can you modify the file present in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-file
#file-hdfs
0
votes
1
answer
How data or a file is written into HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-data-file
#data-file-hdfs
0
votes
1
answer
What is a rack awareness algorithm and why is it used in Hadoop?
asked
Jun 8, 2020
in
HDFS
#hdfs-rack-awareness
#rack-awareness-hadoop
0
votes
1
answer
Can we have different replication factor of the existing files in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-replication-factor
0
votes
1
answer
Replication causes data redundancy and consume a lot of space, then why is it pursued in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-replication-cause
0
votes
1
answer
HDFS stores data using commodity hardware which has higher chances of failures
asked
Jun 8, 2020
in
HDFS
#hdfs-fault-tolerance
0
votes
1
answer
What is a block scanner in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-block-scanner
#block-scanner-hdfs
0
votes
1
answer
Can you change the block size of HDFS files?
asked
Jun 8, 2020
in
HDFS
#change-hdfs-block-size
#block-size-hdfs
0
votes
1
answer
How to copy a file into HDFS with a different block size to that of existing block size configuration?
asked
Jun 8, 2020
in
HDFS
#hdfs-block-size
+1
vote
1
answer
Suppose there is file of size 514 MB stored in HDFS (Hadoop 2.x) using default block size configuration and default replication factor.
asked
Jun 8, 2020
in
HDFS
#hdfs-replication-factor
0
votes
1
answer
What is a block in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-block
#block-hdfs
0
votes
1
answer
How would you check whether your NameNode is working or not?
asked
Jun 8, 2020
in
HDFS
#namenode-check
0
votes
1
answer
What is a heartbeat in HDFS?
asked
Jun 8, 2020
in
HDFS
#hdfs-heartbeat
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