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Answered on 21/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

Many institutes are providing Hadoop training, and I wanted to know after I learn this technology, what... read more
Many institutes are providing Hadoop training, and I wanted to know after I learn this technology, what will be the possibility of getting a job? read less

Venu Katraggada

Trainer

please note, trainer responsibilities, just give experienced knowledge. if you have the knowledge, you will get a job. if you don't have the knowledge, it's not possible to get a job. As per my experience, training means get experienced knowledge, familiarise that environment. but most of the institute... read more

please note, trainer responsibilities, just give experienced knowledge. if you have the knowledge, you will get a job. if you don't have the knowledge, it's not possible to get a job.  As per my experience, training means get experienced knowledge, familiarise that environment. but most of the institute does not consider this. consider as a business. that's problem. 

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Answered on 31/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

Why is disk seek time lesser for HDFS (64MB blocks) compared to the native file system (4KB blocks)?

Rajendra M

Tutor

You're seeing a shorter seek time in HDFS as a result of the OS blocks being resident in the kernel's page cache.
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Answered on 25/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

What is the expected salary for a Hadoop Admin?

Venu Katraggada

Trainer

first of all if you have min 3 years experience in linux than only think about hadoop admin. if developer did mistake , project lead/architect solve that problem, but admin did any problem enter original data gone and the project also gone. so admin they ll screen perfectly. So its difficult to get a... read more

first of all if you have min 3 years experience in linux than only think about hadoop admin. if developer did mistake , project lead/architect solve that problem, but admin did any problem enter original data gone and the project also gone. so admin they ll screen perfectly. So its difficult to get a job, but if u get a job as a hadoop admin you will get huge package based on ur experience. if you have 5 years exp include 3 years linux 2 years Hadoop admin experience, atleast you will get 10-15 lakh based on organization. in usa huge demand

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Answered on 27/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

Which is the best place to get hadoop administration training?

Insource Technologies

You should learn both( Dev part nd Admin part) to crack the interviws, only admin part which may not help you If required both let us know i am bigdata architect will teach you both online or offline Thanks
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Answered on 02/11/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

How do I get the expected Hadoop training in Pune?

Learn Quick Academy

We would be providing an Online session by well trained professionals who has 9+ years of experience in an IT Industry.
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Answered on 25/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

I'm a fresher MCA student looking for a job as a Java developer in Pune. It's difficult for a fresher... read more
I'm a fresher MCA student looking for a job as a Java developer in Pune. It's difficult for a fresher in Java. Should I switch to Hadoop? read less

Venu Katraggada

Trainer

Ok, i recommend instead of hadoop , learn spark .. if hadoop required minimum 2 years java experience. (most of the companies asking java experience also). I recommend learn spark. its easy and freshers also easily get a job. java almost not possible to get a job, hadoop difficult to get a job. Spark... read more

Ok, i recommend instead of hadoop , learn spark .. if hadoop required minimum 2 years java experience. (most of the companies asking java experience also). 

I recommend learn spark. its easy and freshers also easily get a job. java almost not possible to get a job, hadoop difficult to get a job. Spark easily get a job.

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Answered on 24/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

What happens when a user submits a Hadoop job when the NameNode is down? Does the job get in to hold or does it fail?

Sayali Autade

Learn Well, Do Well

The job will fail.
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Answered on 31/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

What happens to the Mapper task if JobTracker stops responding suddenly due to an unknown reason?

Rajendra M

Tutor

Namenode and JobTracker are SPOF (Single point of failure), If for any unknown reason the JobTracker fails, then all datanode and tasktracker will fail to send the ACK, and or heartbeat to the datanote/JobTracker. The result of both mapper or reducer will be redundant and the Namenode must be made available... read more

Namenode and JobTracker are SPOF (Single point of failure), If for any unknown reason the JobTracker fails, then all datanode and tasktracker will fail to send the ACK, and or heartbeat to the datanote/JobTracker. 

The result of both mapper or reducer will be redundant and the Namenode must be made available online, so that all the job can be retriggered.

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Answered on 23/10/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

I am a MBA graduate with one year experience in BPO, and am now interested in studying big data Hadoop.... read more
I am a MBA graduate with one year experience in BPO, and am now interested in studying big data Hadoop. Will I get a job In India? What would be my starting salary? read less

aCubeIT

You should try exploring Machine Learning and Artificial intelligence. Next decade in technology belong to ML/AI. Its called 4th Industrial revolution and its going to be omnipresent. The most high premium and hig value jobs are coming in ML/AI.
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Answered on 03/11/2018 Learn Big Data Analytics +3 Hadoop Hadoop Testing Big Data

Is knowledge of software like Hadoop and Hive absolutely essential to get a job as a data scientist even... read more
Is knowledge of software like Hadoop and Hive absolutely essential to get a job as a data scientist even if you are very good at programming? read less

Prasuna A

Tutor

For q data scientist role, it is an added advantage if you have a good understanding of Hadoop and it's eco system. But for big data roles it is obviously very much essential.
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