Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What is the difference between hbase and hdfs?

171

Compare rdbms with hbase?

146

What is regionserver?

179

Define ttl in hbase?

164

In hbase what is column families?

174

What is decorating filters?

301

What is use of tools command?

194

Explain about hlog and wal in hbase.

305

Compare hbase & cassandra?

160

Define standalone mode in hbase?

140

Explain how does hbase actually delete a row?

166

What is the reason of using hbase?

187

Which command is used to run hbase shell?

174

Define the difference between hive and hbase?

170

Which one would you recommend for hbase table design approach – tall-narrow or flat wide?

327

Un-Answered Questions { Big Data }

Why HCatalog?

Explain Machine Learning library in Spark?

285

Is databricks a database?

316

Explain InputSplit in Hadoop?

468

Explain jmx concerning hbse

174

List the steps in which Cassandra writes changed data into commitlog?

223

Define Thrift?

268

What are the different types of partitioners in cassandra? Explain.

Explain the process of spilling in MapReduce?

597

What are the various types of shared variable in apache spark?

293

What is the role of Connector API?

559

What are types of hive built-in functions?

742

What are the core apis in kafka?

596

What are some of the characteristics of Hadoop framework?

438

What is partitioner spark?

278

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