Latest questions in Big Data Hadoop

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hadoop cluster Unable to start standby Namenode

we have HDP Hadoop cluster with two ...READ MORE

Feb 4, 2024 in Big Data Hadoop by koko
edited Mar 5 • 293 views
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hadoop cluster + Unable to start standby Namenode

we have HDP Hadoop cluster with two ...READ MORE

Feb 4, 2024 in Big Data Hadoop by anonymous
edited Mar 5 • 281 views
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I am getting this below error in cloudera environment when executing the batch processing code

java.lang.IllegalStateException: Received event is not valid: Closed at ...READ MORE

Jun 27, 2023 in Big Data Hadoop by syedsalahuddin
edited Mar 5 • 475 views
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Dj djdd dbd dbd jd dj dj dj dj

Jus eeiger eeiger ec hg hg hg ...READ MORE

May 26, 2023 in Big Data Hadoop by anonymous
edited Mar 5 • 281 views
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namenode not running

when i execute command start-all.sh it does ...READ MORE

Jan 25, 2023 in Big Data Hadoop by Pramod
edited Mar 4 • 261 views
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sqoop export --connect jdbc:oracle:thin:@//dbtx07-scan7:9444/mydb --username nathan --P --table my_table --export-dir "/data/scoop_data/" -m -8 . I get the error attached.

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Jan 17, 2023 in Big Data Hadoop by Nathan
 • 110 points
edited Mar 4 • 240 views
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when i try to install hadoop 3.3.1 on ubuntu VM base on https://youtu.be/03uyN3WquIc

when i type cd /usr/local/hadoop/ in command i ...READ MORE

Nov 24, 2022 in Big Data Hadoop by Farah
edited Mar 4 • 162 views
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Which is better linen or polyester?

Polyester, a synthetic, is a warmer fabric, ...READ MORE

Nov 16, 2022 in Big Data Hadoop by qiansifang
edited Mar 4 • 189 views
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Sqoop error while trying to connect to MySql

Hello, I am running the below sqoop command ...READ MORE

Oct 2, 2022 in Big Data Hadoop by stepnabz
edited Mar 4 • 156 views
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Cleaning Requirements for Hospital Curtain Fabric

Generally, hospital curtains are different from household ...READ MORE

Sep 26, 2022 in Big Data Hadoop by qiansifang
edited Mar 4 • 164 views
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while deploying single node hadoop cluster, on final step of formatting namenode its showing command not found?

i have entered command hdfs dfs namenode ...READ MORE

Sep 5, 2022 in Big Data Hadoop by user
edited Mar 4 • 156 views
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The characteristics of flame retardant curtain fabric

Flame retardant curtain fabric is a product ...READ MORE

Jul 29, 2022 in Big Data Hadoop by qiansifang
edited Mar 4 • 168 views
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the location of chunks aren't stored in non-volatile memory of GFS, how much time would it take for master to receive heartbeat messages and build the chunk locations table?

Since in GFS, we assume hardware fails ...READ MORE

Jul 23, 2022 in Big Data Hadoop by narayanan
edited Mar 4 • 172 views
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how to remove this erroe

on every execution of commands  this error ...READ MORE

May 23, 2022 in Big Data Hadoop by anonymous
edited Mar 4 • 218 views
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hiv table data load using .csv

this is my data in csv file ...READ MORE

May 21, 2022 in Big Data Hadoop by Srinivas
 • 120 points
edited Mar 4 • 232 views
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EXCEL: How to automatically add serial number in Excel Table using formula that is immune to filtering / sorting?

I want to create an Excel Table ...READ MORE

Mar 24, 2022 in Big Data Hadoop by Edureka
 • 13,690 points • 4,328 views
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keyword and sentiment analysis. map reduce mapper combiner and reducer program

task is to  analyse a range of ...READ MORE

Mar 23, 2022 in Big Data Hadoop by anonymous
edited Mar 4 • 167 views
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Big Data Hadoop Course worth it or not?

Big Data Hadoop course is used for ...READ MORE

Feb 23, 2022 in Big Data Hadoop by qtsinfo
edited Mar 4 • 159 views
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1 answer

What are the five v's of big data

Big data is a collection of data ...READ MORE

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 2,792 views
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1 answer

What is big data engineering

Data engineer roles have recently become more ...READ MORE

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 1,252 views
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what are the five v's of big data

Feb 4, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 906 views
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1 answer

what does velocity in big data mean

Velocity in big data refers to the ...READ MORE

Feb 3, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 4,338 views
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1 answer

what is big data hadoop

The Hadoop operating system is used to ...READ MORE

Feb 3, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 1,353 views
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what is big data with examples

what is big data with examples READ MORE

Feb 1, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 797 views
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1 answer

what is big data technology

Big data refers to extremely large, and ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 968 views
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1 answer

what is big data concept

Big data refers to extremely large, and ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 907 views
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1 answer

what are the different features of big data analytics

What are the different features of big ...READ MORE

Feb 4, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 1,544 views
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I want to move from Network support engineer to Talend etl tool.

I have experience of 2years of networking ...READ MORE

Jan 11, 2022 in Big Data Hadoop by anonymous
edited Mar 4 • 163 views
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what are the problems associated with big data

what are the problems associated with big ...READ MORE

Jan 7, 2022 in Big Data Hadoop by surbhi
 • 3,820 points • 969 views
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1 answer

what is big data with examples

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 1,583 views
0 votes
1 answer

what is big data technology

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 1,002 views
0 votes
1 answer

what is big data concept

Big data refers to extremely large, and ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 958 views
0 votes
1 answer

what are the different features of big data analytics

Features of big data analytics are- Velocity The pace ...READ MORE

Feb 1, 2022 in Big Data Hadoop by CoolCoder
 • 4,420 points • 1,623 views
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1 answer

what is pig in big data?

Pig is a high-level programming language for ...READ MORE

Jan 7, 2022 in Big Data Hadoop by Edureka
 • 12,700 points • 1,703 views
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what are the characteristics of big data?

Jan 5, 2022 in Big Data Hadoop by Edureka
 • 13,690 points • 624 views
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1 answer

What is MapReduce?

MapReduce is a programming model and implementation ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,507 views
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1 answer

What is HDFS?

HDFS is a distributed file system that ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,732 views
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1 answer

which of the following says hadoop provides does pig break?

Apache Pig is a platform for analyzing ...READ MORE

Dec 24, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,867 views
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what is big data technology?

Dec 17, 2021 in Big Data Hadoop by Edureka
 • 13,690 points • 812 views
0 votes
1 answer

Which of the following is not a hadoop output format?

The Hadoop Output Format checks the Output ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 2,516 views
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which of the following are hadoop built in counters?

MapReduce in Hadoop maintains some built-in counters ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 3,047 views
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1 answer

what is hadoop ecosystem?

Hadoop Ecosystem is neither a programming language ...READ MORE

Dec 20, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,499 views
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1 answer

when is hadoop useful for an application?

Hadoop is a software framework for storing ...READ MORE

Dec 20, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 1,199 views
0 votes
1 answer

what does velocity in big data mean?

Velocity refers to the speed at which ...READ MORE

Dec 14, 2021 in Big Data Hadoop by Edureka
 • 12,700 points • 2,930 views
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1 answer

what was Hadoop written in?

The Hadoop framework is primarily developed in ...READ MORE

Dec 14, 2021 in Big Data Hadoop by Edureka
 • 12,700 points • 1,735 views
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1 answer

what is hbase in hadoop?

HBase is an open-source non-relational distributed database ...READ MORE

Dec 14, 2021 in Big Data Hadoop by anonymous
 • 1,633 views
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1 answer

What is apache hadoop?

Apache Hadoop is an open-source framework that ...READ MORE

Dec 14, 2021 in Big Data Hadoop by anonymous
 • 1,478 views
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What is Big Data Analytics?

Dec 10, 2021 in Big Data Hadoop by surbhi
 • 3,820 points • 917 views
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Which of the following platforms does hadoop run on?

Which of the following platforms does hadoop ...READ MORE

Dec 10, 2021 in Big Data Hadoop by Kavya
 • 700 points • 1,271 views
0 votes
1 answer

Which of the following is the daemon of Hadoop?

Hadoop is an open-source software framework for ...READ MORE

Dec 10, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 6,598 views
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