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BIG DATA ANALYTICS ALL 3 MODULE

Quiz by rashmi theertha

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30 questions
Show answers
  • Q1

    Which of the following are properties of Spark transformations?

    They are computed right away

    None of the above

    They are vulnerable to machine failures

    They are not computed right away

    30s
  • Q2

    Which of the following is not a property of Spark Actions?

    They are lazily evaluated

    They cause Spark to execute the recipe to transform the source data

    They are the primary mechanism for getting results out of Spark

    The results are returned to the driver

    30s
  • Q3

    S1: Actions cause parallel computation to be immediately executed

    S2: Transformations lazily create new RDDs

    S1: True S2: False

    S1: True S2: True

    S1: False S2: True

    S1: False S2: False

    30s
  • Q4

    What language spark written in

    R

    Scala

    Python

    Java

    30s
  • Q5

    Complete the following:

    Spark store data in ___________. which makes it 100 times faster than MapReduce

    disk

    Memory

    30s
  • Q6

    Which of them is not Spark Library?

    Spark SQL

    Spark Streaming

    GraphX (graph)

    kafka

    MLlib (machine learning)

    30s
  • Q7

    Which is not a component on the top of Spark Core?

    Spark RDD

    None of the above

    MLlib

    Spark Streaming

    30s
  • Q8

    In a which cluster manager to do support of Spark?

    Pseudo Cluster manager

    YARN

    Standalone Cluster manager

    MESOS

    All of the above

    30s
  • Q9

    The primary Machine Learning API for Spark is now the _____ based API.

    DataFrame

    RDD

    All of the mentioned

    Dataset

    30s
  • Q10

    Which of the following is a module for Structured data processing?

    Spark SQL

    GraphX

    Spark R

    MLlib

    30s
  • Q11

    SparkSQL translates commands into codes. These codes are processed by

    Driver nodes

    None of the Mentioned

    Executor Nodes

    Cluster manager

    30s
  • Q12

    Spark SQL plays the main role in the optimization of queries.

    True

    false

    30s
  • Q13

    DataFrame in Apache Spark prevails over RDD and does not contain any feature of RDD.

    false

    true

    30s
  • Q14

    Which of the following is not true for DataFrame?

    We can build DataFrame from different data sources. structured data file, tables in Hive

    DataFrame in Apache Spark is behind RDD

    Both in Scala and Java, we represent DataFrame as Dataset of rows.

    The Application Programming Interface (APIs) of DataFrame is available in various languages

    30s
  • Q15

    We can create DataFrame using

    All of the above

    External databases

    Structured data files

    Tables in Hive

    30s

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