Explain the operations of Apache Spark RDD?

281

---

What are the limitations of Apache Spark?

273

---

State the difference between persist() and cache() functions.

317

---

What is Directed Acyclic Graph(DAG)?

307

---

What are Actions? Give some examples.

314

---

What is the difference between DSM and RDD?

303

---

What do you mean by Persistence?

316

---

How to create a Sparse vector from a dense vector?

355

---

What are common uses of Apache Spark?

295

---

In a very huge text file, you want to just check if a particular keyword exists. How would you do this using Spark?

402

---

How is fault tolerance achieved in Apache Spark?

305

---

What are the benefits of lazy evaluation?

301

---

How does Apache Spark handles accumulated Metadata?

346

---

What is lazy evaluation in Spark?

313

---

What is the use of checkpoints in spark?

319

---