HDFS and YARN Quiz

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Questions and Answers

What is the main purpose of HDFS?

  • Processing very large files with random data access patterns
  • Processing small files with random data access patterns
  • Storing small files with streaming data access patterns
  • Storing very large files with streaming data access patterns (correct)

What does 'very large' mean in the context of HDFS?

  • Files that are tens of megabytes in size
  • Files that are only gigabytes or terabytes in size
  • Files that are only hundreds of megabytes in size
  • Files that are hundreds of megabytes, gigabytes, or terabytes in size (correct)

What type of hardware does Hadoop run on?

  • Highly reliable and expensive hardware
  • Custom-built hardware
  • Commodity hardware (correct)
  • Specialized hardware for big data

What is the most efficient data processing pattern for HDFS?

<p>Write once, read-many-times pattern (D)</p> Signup and view all the answers

How does HDFS handle the chance of node failure across the cluster?

<p>By running on clusters of commodity hardware (B)</p> Signup and view all the answers

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