What are benefits of DataFrame in Spark?

330

---

What are the various programming languages supported by Spark?

355

---

What is accumulator?

326

---

Explain different transformation on DStream?

284

---

What are Paired RDD?

315

---

Name some sources from where Spark streaming component can process real-time data?

294

---

What is meant by in-memory processing in Spark?

311

---

Explain what are the various types of Transformation on DStream?

282

---

Define Partition in Apache Spark?

314

---

How many types of Transformation are there?

316

---

How you can remove the element with a critical present in any other Rdd is Apache spark?

300

---

What is Sparse Vector?

341

---

Is it possible to run Spark and Mesos along with Hadoop?

275

---

What is DataFrames?

372

---

Discuss writeahead logging in Apache Spark Streaming?

329

---