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Big Data Technology Grand Slam is an initiative of India Big Data Week 2014 (IBDW2014) and UNICOM to run India's most prestigious Corporate Quiz on Big Data Technologies.

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Sample question:

Suppose you are building a large-scale distributed system. Several different services need to be brought online and must discover one another. It is not guaranteed that each service will have a fixed master IP address. For example, it may be the case that you start the same service on 100 nodes, and they elect a master from among whichever of the 100 boots first. Each of these disparate services must communicate with each other. Which of the following ensures that all the nodes of each service find the master IP address of each other service.

  1. Mahout
  2. Zookeeper
  3. HBase
  4. None of the above

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