Olete.in – MCQs, Mock Tests & Government Job Prep

Which of the following is true for RDD?

1. Entry point to Spark SQL
2. To Access various services
3. To set the configuration
4. Spark R

✅ Correct Answer: 1

How many Spark Context can be active per JVM? features of Spark RDD?

1. More than one
2. Only one
3. Not specific
4. None of the above

✅ Correct Answer: 1

How many Spark Context can be active per JVM?

1. More than one
2. Only one
3. Not specific
4. None of the above

✅ Correct Answer: 2

Which of the following is not a transformation?

1. Flatmap
2. Map
3. Reduce
4. Filter

✅ Correct Answer: 3

Which of the following is not an action?

1. collect()
2. take(n)
3. top()
4. map

✅ Correct Answer: 4

Which of the following is true about Which of the following is a tool of Machine Learning Library?

1. Persistence
2. Utilities like linear algebra, statistics
3. Pipelines
4. All of the above

✅ Correct Answer: 4

🧪 Spark Scala MCQ Quiz Hub