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Explain hdfs?
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Answer / Dhramveer Singh
HDFS (Hadoop Distributed File System) is an open-source, distributed file system that is designed to run on commodity hardware. It provides scalable and reliable storage for big data and allows for efficient processing with the MapReduce programming model.
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What is the command for archiving a group of files in hdfs.
What is a rack awareness algorithm?
Characterize data integrity? How does hdfs ensure information integrity of data blocks squares kept in hdfs?
How to perform the inter-cluster data copying work in HDFS?
What do you mean by metadata in HDFS?
What do you mean by meta data in hdfs? List the files associated with metadata.
Replication causes data redundancy and consume a lot of space, then why is it pursued in hdfs?
What happens when two users try to access to the same file in HDFS?
How data or file is read in Hadoop HDFS?
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Explain about the indexing process in hdfs?
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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)
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- Apache Kafka (189)
- Apache Avro (26)
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- Hadoop General (407)
