What is HDFS - Hadoop Distributed File System?
Answer / Priti Vishnoi
HDFS (Hadoop Distributed File System) is a distributed file system designed to store large amounts of data across multiple commodity computers. It provides high throughput access to application data and is suitable for applications that have large data size and require high bandwidth.
| Is This Answer Correct ? | 0 Yes | 0 No |
What will you do when NameNode is down?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
Define streaming access?
Who invented hadoop?
Can you explain how do ‘map’ and ‘reduce’ work?
What is Apache Hadoop YARN?
How many instances of tasktracker run on a hadoop cluster?
What do you mean by taskinstance?
How we can change Replication factor when Data is on the fly?
Mention what is the number of default partitioner in Hadoop?
What are the most commonly defined input formats in Hadoop?
How will you make changes to the default configuration files?
Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)
Apache Spark (991)
Apache HBase (164)
Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
Apache ZooKeeper (65)
Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)
Apache Avro (26)
Apache Presto (15)
Apache Tajo (26)
Hadoop General (407)