Hadoop its massive data processing capability helps built many real-time applications. Read more for details.
Hadoop MapReduce is totally different from other distributed systems. It handles server fails different way. Read more.
HDFS is a Hadoop file system that acts as an intermediate layer to handle all data storage related things in Hadoop system. But creating the Hadoop HDFS file system is expensive. So an organization has to go for alternative methods to store the massive volume of data. Read more.
Hadoop follows FIFO process to schedule the tasks. The tools Capacity and Fair play a key role in Scheduling the jobs. Read more.
These Hadoop Quiz questions boost your knowledge. You can refresh Hadoop basics in a few minutes with this Quiz.
Scala is high level language and in the processing of Big data with Hadoop eco system you can use Scala language. Read more.