What best describes "big data"?
Big data is used to refer to the set of technologies built around Hadoop
Big data refers to the cloud-native design principle
Big data is about All data, Any Time, Any Method
Big data is about volume, velocity, variety
Which of these represent examples of divide-and-conquer?
Spark and MapReduce
Map and Reduce
Hadoop and Spark
MapReduce and Hadoop
Which of the following statements about Spark application architecture is correct?
A Spark program generates a set of tasks that are grouped into stages, each ofwhich executes concurrently with the driver being responsible for collecting results from eachstage for final output.
A Spark action generates a job, with each job being broken down into multiplestages where a stage is a set of tasks that can be executed in parallel and stages themselves areinterdependent, with each task being the unit of work mapped to an executor.
A Spark program generates a job, with each job being broken down intomultiple stages where a stage is a set of tasks that can be executed in parallel and stagesthemselves are interdependent, with each task being the unit of work mapped to an executor.
A Spark action generates a task that is further broken down into multiplestages where a stage is a set of jobs that can be executed in parallel and stages themselves areinterdependent, with each job being the unit of work mapped to an executor.
A Spark program generates a task that is further broken down into multiplestages where a stage is a set of jobs that can be executed in parallel and stages themselves areinterdependent, with each job being the unit of work mapped to an executor.
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The IIT Madras BS Introduction to Big Data (Intro to Big Data) Quiz 2 paper sat on 2 Apr 2023, in the January 2023 term, set QPE2: 20 questions for 46 marks in 120 minutes. The first 3 questions are below. Sign in with Google — it is free — to see the whole paper with its answers and explanations, in learning mode or as a timed mock test.
| Feature | Intro to Big Data Quiz 2 2 Apr 2023 Set QPE2 at a glance |
|---|---|
| Term | January 2023 term |
| Subject | Introduction to Big Data |
| Course code | BSDA5001 |
| Questions | 20 |
| Marks | 46 |
| Duration | 120 min |
| MCQ | 14 |
| MSQ | 6 |
| Official paper | IIT M DEGREE AN3 EXAM QPE3 02 Apr 2023 |
| Negative marking | No negative marking. |
| Updated |
