Apache Cassandra Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Cassandra Interview Questions

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What Platforms Cassandra runs on?

Give some advantages of Cassandra?

What is the use of “void close()” method?

What are the collection data types provided by CQL?

What is the use of “ResultSet execute(Statement statement)” method?

What do you mean by consistency in Cassandra?

184

Give the data storage units in Cassandra?

What is data replication in Cassandra?

When can you use ALTER KEYSPACE?

What is the concept of SuperColumn in Cassandra?

How many types of tunable consistency are supported in Cassandra?

Mention what are the values stored in the Cassandra Column?

What do you understand by Consistency in Cassandra?

How many types of NoSQL databases are there?

141

Does Cassandra works on Windows?

Un-Answered Questions { Apache Cassandra }

Define replication factor?

Clarify Memtable?

How the SSTable is different from other relational tables?

What is the procedure of data storage in cassandra?

List out the other components of cassandra?

When to use secondary indexes?

What do you mean by logging in cassandra?

Is HDFS utilized in Cassandra? If yes, where?

What is the use of coordinator node in read?

What do you mean by Thrift in Cassandra?

Tell the purpose of Bloom Filter in Cassandra?

209

There seem to be certain management tools in Cassandra. What are they?

118

What is the relationship between apache hadoop, hbase, hive and cassandra?

How does gossip protocol help in failure detection?

Define primary key in Apache Cassandra?

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