Home / CSE MCQs / Hadoop MCQs :: Hadoop ZooKeeper, Sqoop and Cassandra

CSE MCQs :: Hadoop MCQs

  1. When ___________ contents exceed a configurable threshold, the memtable data, which includes indexes, is put in a queue to be flushed to disk
  2. A.
    subtable
    B.
    memtable
    C.
    intable
    D.
    memorytable

  3. The compression offset map grows to ____ GB per terabyte compressed.
  4. A.
    1-3
    B.
    10-16
    C.
    20-22
    D.
    0-1

  5. User accounts may be altered and dropped using the __________ Query Language.
  6. A.
    Hive
    B.
    Cassandra
    C.
    Sqoop
    D.
    None of the mentioned

  7. Authorization capabilities for Cassandra use the familiar _________ security paradigm to manage object permissions.
  8. A.
    COMMIT
    B.
    GRANT
    C.
    ROLLBACK
    D.
    None of the mentioned

  9. _________ supports null values for all types.
  10. A.
    SmallObjectLoader
    B.
    FieldMapProcessor
    C.
    DelimiterSet
    D.
    JdbcWritableBridge

  11. When a _______ is triggered the client receives a packet saying that the znode has changed.
  12. A.
    event
    B.
    watch
    C.
    row
    D.
    value

  13. _________ allows users to specify the target location inside of Hadoop.
  14. A.
    Imphala
    B.
    Oozie
    C.
    Sqoop
    D.
    Hive

  15. _________ serves distributed Lucene indexes in a grid environment.
  16. A.
    Katta
    B.
    Helprace
    C.
    Neo4j
    D.
    101tec

  17. _______ has a design policy of using ZooKeeper only for transient data
  18. A.
    Hive
    B.
    Imphala
    C.
    Hbase
    D.
    Oozie