Q. A __________ determines which data centers and racks nodes belong to it.

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Q. User accounts may be altered and dropped using the __________ Query Language.

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Q. Authorization capabilities for Cassandra use the familiar _________ security paradigm to manage object permissions.

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Q. Client-to-node encryption protects data in flight from client machines to a database cluster using ___________

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Q. Using ___________ file means you don’t have to override the SSL_CERTFILE environmental variables every time.

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Q. Internal authentication stores usernames and bcrypt-hashed passwords in the ____________ table.

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Q. A _________ grants initial permissions, and subsequently a user may or may not be given the permission to grant/revoke permissions.

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Q. __________ is one of many possible IAuthorizer implementations and the one that stores permissions in the system_auth.permissions table to support all authorization-related CQL statements.

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Q. Cassandra creates a ___________ for each table, which allows you to symlink a table to a chosen physical drive or data volume.

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Q. When ___________ contents exceed a configurable threshold, the memtable data, which includes indexes, is put in a queue to be flushed to disk.

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Q. Data in the commit log is purged after its corresponding data in the memtable is flushed to an _________

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Q. For each SSTable, Cassandra creates _________ index.

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Q. Cassandra marks data to be deleted using _________

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Q. Tombstones exist for a configured time period defined by the _______ value set on the table.

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Q. _________ is a Cassandra feature that optimizes the cluster consistency process.

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Q. Cassandra searches the __________ to determine the approximate location on disk of the index entry.

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Q. You configure sample frequency by changing the ________ property in the table definition.

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Q. The compression offset map grows to ____ GB per terabyte compressed.

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Q. The type of __________ strategy Cassandra performs on your data is configurable and can significantly affect read performance.

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Q. There are _________ types of read requests that a coordinator can send to a replica.

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