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Topic :: Data





Data Interview Questions
Questions Answers Views Company eMail

Mention what is data cleansing?

 435

List out the some common problems faced by data analyst?

 410

Define data cleansing?

 401

List of the some best tools that can be useful for data-analysis?

 437

Replication causes data redundancy then why is pursued in hdfs?

 47

Since the data is replicated thrice in hdfs, does it mean that any calculation done on one node will also be replicated on the other two?

 41

Explain what is big data?

 550

Give some examples of big data?

 507

Give a detailed overview about the big data being generated by facebook?

 495

What are the three characteristics of big data according to ibm?

 489

Explain how big is ‘big data’?

 540

How is hadoop different from other data processing tools?

 674

Define a metadata?

 649

What is structured data?

 649

Explain what if rack 2 and datanode fails?

 636



Related Topics


Un-Answered Questions { Data }

Can we install Oracle database in VT100 Server?

2397

Is there anyway to automatically update the Datasource name in Database Checkpoints object when we migrate tests to a new release?

3898

How to connect to a remote database using Applet?

2546

How database connectivity in XML is achieved?

2242

How data can be inserted into long row column of database?

2147

How to know howmuch data is truncated?

2369

What are the parameters available in user exit for enhancing master data?

1964

What are the data target administration tasks?

2311

Where the data is extracted during init of delta and during delta updates?

2006

How do you transform OH data?

1920

How will you do data driven testing using Robot?

2549

Where the datapool values are stored?

2455

What is datapool cursor?

2308

What is standard data type and what is user defined data type?

2352

What information is contained in the Datapool_config section?

2193