Question
Tell me about Hadoop file system and processing framework.
Answers
Hadoop files system is called as HDFS – Hadoop distributed file system. It consists of Name Node, Data Node and Secondary Name Node.
Hadoop processing framework is known as MapReduce. It caters Map and Reduce tasks that get scheduled in parallel to achieve efficiency.   Your Comment




  • Contributors: *,
More Software Questions..
What is the inputsplit in map reduce software?
What is software configuration management?
What Is Java Api For Xml-based Rpc (jax-rpc)?
How can you implement fine-grained auditing?
What is IBM’s simple explanation for Big Data’s four critical features?
What is static synchronized method in JDBC API? Give an example?
What does the NULLIF function do?
What happens if a start method is not invoked and the run method is directly invoked?
Should we override finalize method
what is the difference between mysql_fetch_array and mysql_fetch_object?
How will XML affect my document links?
Why to use Style Sheets?
What are Filters in MVC?
Can you explain Application layer in OSI model?
How to define new testplan attributes?
What are the minimum system requirements to run Photoshop? Is it possible to run Photoshop over linux?
Which oracle package is used to manage the oracle lock management services?
What is Latch Up? Explain Latch Up with cross section of a CMOS Inverter. How do you avoid Latch Up?
What is marker interface?
What types of partitioning are there for BW?


Search
Can you Answer!!
  • Q Mention geographical factors favorable for cultivation of rice and tea.
  • Q What colour is a Grasshoppers blood
  • Q Mount Elbert is the highest peak in which mountain range?
  • Q How do I host multiple web sites on one IIS box?
  • Q Why do we care about atmospheric ozone?
  • Q Can oracle opensso fedlet be used with oracle opensso?
  • Q What is the basic difference between creating WCF service or WEB services?
  • Q What property do you have to set to tell the grid which page to go when using the pager object?
  • Q To ensure one pgm. doesnt corrupt other pgm. in a Multi-pgm enviornment what you should do?
  • Q Maintaining sales organization (tvko)?
  • Q What's Quality Approach document? what should be the contents and things like that...