tag:blogger.com,1999:blog-87980944350751882572022-03-17T23:55:42.730-07:00HadoopSphere FlipBooksPractice questions on Apache Hadoop and associated products. Useful to gain essential knowledge, certification practice and interview mock-up.Unknownnoreply@blogger.comBlogger4125tag:blogger.com,1999:blog-8798094435075188257.post-77996932775028295232014-05-28T19:01:00.002-07:002014-05-28T19:15:59.991-07:00Spark practice questions
Set of questions & answers to test your introductory knowledge on Apache Spark concepts
1. What is the USP for Apache Spark?
a. It runs programs in-memory up to 100x faster than MapReduce
b. It offers over 80 high level operators
c. Can be used from Scala and Python shells
d. Product is already 5 years old
1. What is the USP for Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8798094435075188257.post-9839935786494011232014-05-28T18:59:00.001-07:002014-05-28T19:15:50.172-07:00Hadoop security practice questions
Set of questions & answers to test your introductory knowledge on HDFS concepts
1. If one has to define the 4 key pillars of Hadoop security, which one would you pick?
a. Authentication, Authorization, Accountability and Data protection
b. Authentication, Authorization, Accountability and Sensitivity
c. Real time Access, Token Delegation, Data Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8798094435075188257.post-17337868096847893852014-05-28T18:42:00.002-07:002014-05-28T19:15:45.153-07:00HDFS practice questions
Set of questions & answers to test your introductory knowledge on Hadoop security concepts
1. HDFS stands for ____________.
a. Hadoop Distributed Folder System
b. Hadoop Distributed Feature System
c. Hadoop Distributed File System
d. Hadoop Direct File System
1. HDFS stands for ____________.
Answer: c.
Hadoop Distributed File System
Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8798094435075188257.post-89506278511555154642014-05-28T18:41:00.001-07:002014-05-28T19:15:44.042-07:00MapReduce practice questions
Set of questions & answers to test your introductory knowledge on MapReduce concepts
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1. Which of the following could be an analogy example for MapReduce?
a. Feeding the pigeons
b. People standing in queue for a bus
c. People going out for collecting donations
d. Athletes running in a relay-race
1. Which Unknownnoreply@blogger.com0