Big Data Analytics (2180710) MCQs

MCQs of Spark

Showing 11 to 20 out of 31 Questions
1 2 3 4
11.
Spark is engineered from the bottom-up for performance, running ___________ faster than Hadoop by exploiting in memory computing and other optimizations.
(a) 100x
(b) 150x
(c) 200x
(d) None of the mentioned
Answer:

Option (a)

12.
Spark powers a stack of high-level tools including Spark SQL, MLlib for _________
(a) regression models
(b) statistics
(c) machine learning
(d) reproductive research
Answer:

Option (c)

13.
For Multiclass classification problem which algorithm is not the solution?
(a) Naive Bayes
(b) Random Forests
(c) Logistic Regression
(d) Decision Trees
Answer:

Option (d)

14.
Which of the following is a tool of Machine Learning Library?
(a) Persistence
(b) Utilities like linear algebra, statistics
(c) Pipelines
(d) All of the above
Answer:

Option (d)

15.
Which of the following is true for Spark core?
(a) It is the kernel of Spark
(b) It enables users to run SQL / HQL queries on the top of Spark.
(c) It is the scalable machine learning library which delivers efficiencies
(d) Improves the performance of iterative algorithm drastically.
Answer:

Option (a)

16.
Which of the following is true for Spark MLlib?
(a) Provides an execution platform for all the Spark applications
(b) It is the scalable machine learning library which delivers efficiencies
(c) enables powerful interactive and data analytics application across live streaming data
(d) All of the above
Answer:

Option (b)

17.
Which of the following is true for RDD?
(a) We can operate Spark RDDs in parallel with a low-level API
(b) RDDs are similar to the table in a relational database
(c) It allows processing of a large amount of structured data
(d) It has built-in optimization engine
Answer:

Option (a)

18.
RDD is fault-tolerant and immutable
(a) True
(b) False
Answer:

Option (a)

19.
The read operation on RDD is
(a) Fine-grained
(b) Coarse-grained
(c) Either fine-grained or coarse-grained
(d) Neither fine-grained nor coarse-grained
Answer:

Option (c)

20.
The write operation on RDD is
(a) Fine-grained
(b) Coarse-grained
(c) Either fine-grained or coarse-grained
(d) Neither fine-grained nor coarse-grained
Answer:

Option (b)

Showing 11 to 20 out of 31 Questions
1 2 3 4