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7 Modules
Which of the following components are part of the Apache Cassandra architecture?
Commit Log
Memtable
SSTable
Data Center
What is the purpose of the partition key in Cassandra's data model?
To determine the node responsible for storing the data
To define the clustering order of the data
To ensure data consistency across replicas
To allow for efficient querying of data
In Cassandra, what is the role of a 'clustering key'?
To uniquely identify a row within a partition
To define the order of rows within a partition
To specify the replication factor
To manage data distribution across nodes
Which of the following consistency levels can be configured in Cassandra?
ONE
QUORUM
ALL
SIMPLE
What is the significance of the 'replication factor' in Cassandra?
It defines how many copies of data are stored across nodes
It determines the partitioning strategy
It affects the read/write performance
It is used for data compression
7 Modules