Cassandra Interview Questions

August 1, 2016 by Giryavva Ghodake

Filed under Cassandra

Last modified August 1, 2016

Cassandra Interview Questions

  1. What is Cassandra?
  2. List the benefits of using Cassandra.
  3. Explain the concept of Tunable Consistency in Cassandra.
  4. How does Cassandra write?
  5. Define the management tools in Cassandra.
  6. Define memtable..
  7. What is SSTable?
  8.  How is it different from other relational tables?
  9. Explain the concept of Bloom Filter.
  10. Explain CAP Theorem..
  11. State the differences between a node, a cluster and data center in Cassandra.
  12. How to write a query in Cassandra?
  13. What OS Cassandra supports?
  14. What is Cassandra Data Model?
  15. What is CQL?
  16. Explain the concept of compaction in Cassandra
  17. Does Cassandra support ACID transactions?
  18. Explain CqlshWhat is SuperColumn in Cassandra?.
  19. Define the consistency levels for read operations in Cassandra.
  20. What is difference between Column and Super Column?
  21. What is ColumnFamily?
  22. .Define the use of Source Command in Cassandra.
  23. What is Thrift?
  24. Explain Tombstone in Cassandra.
  25. What Platforms Cassandra runs on?
  26. Name the ports Cassandra uses.
  27. Can you add or remove Column Families in a working Cluster?
  28. What is Replication Factor in Cassandra?
  29. Can we change Replication Factor on a live cluster?
  30. How to iterate all rows in ColumnFamily?
  31. What is the use of Cassandra and why to use Cassandra?
  32. Explain what is composite type in Cassandra?
  33. How Cassandra stores data?
  34. Mention what are the main components of Cassandra Data Model?
  35. Explain what is a column family in Cassandra?
  36. Explain what is a cluster in Cassandra?
  37. List out the other components of Cassandra?
  38. Explain what is a keyspace in Cassandra?
  39. What is the syntax to create keyspace in Cassandra?
  40. Mention what are the values stored in the Cassandra Column?
  41. Mention when you can use Alter keyspace?

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