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

Big Data Interview Questions

Questions Answers Views Company eMail

How many ways can you create rdd in spark?

306

Can we install spark on windows?

323

Does spark require hadoop?

270

Why do we need sparkcontext?

280

What does rdd stand for in logistics?

292

What is spark table?

233

What is dataframe api?

293

What is rdd partition?

306

What is sc parallelize in spark?

273

Is rdd type safe?

280

What is full form of rdd?

374

What is the difference between python and spark?

268

Does rdd have schema?

300

Does spark require hdfs?

269

What is shuffle read and shuffle write in spark?

296

Un-Answered Questions { Big Data }

Why HDFS?

Explain small file problem in hadoop

398

What are the benefits of apache tajo?

Can impala do user-defined functions (udfs)?

Explain transformation in rdd. How is lazy evaluation helpful in reducing the complexity of the system?

335

What is the advantage of a Parquet file?

309

What is the purpose of retention period in Kafka cluster?

623

Is hive a nosql database?

596

What daemons run on master nodes?

445

Knox and Hadoop Development Tools?

879

Compare apache pig and sql?

527

How does an hadoop application look like or their basic components?

657

What stored in HDFS?

868

Is the hdfs block size reduced to achieve faster query results?

What are the responsibilities of a data analyst?

561

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