Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

  1. Categories >> Software >> Big Data >> Hadoop >> Apache Hadoop
  2. Suggest New Category

Data Engineer Given a list of followers in the format:123, 345234, 678345, 123…Where column one is the ID of the follower and column two is the ID of the followee. Find all mutual following pairs (the pair 123, 345 in the example above). How would you use Map/Reduce to solve the problem when the list does not fit in memory?

Question Posted / jeenat

No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Apache Hadoop Interview Questions

What are the network requirements for using hadoop?

0 Answers  

What problems can be addressed by using Zookeeper?

0 Answers  

What is Apache Hadoop YARN?

0 Answers  

How Mapper is instantiated in a running job?

0 Answers  

What is the use of combiners in the hadoop framework?

0 Answers  

What is a namenode? How many instances of namenode run on a hadoop cluster?

0 Answers  

Explain the features of pseudo mode?

0 Answers  

Is secondary namenode a substitute to the namenode?

0 Answers  

what is a datanode?

0 Answers  

what are the steps involved in commissioning adding

0 Answers  

What is rack-aware replica placement policy?

0 Answers  

How can we change the split size if our commodity hardware has less storage space?

0 Answers  

For more Apache Hadoop Interview Questions Click Here
Categories