Data Modeling & CQL Optimization Quiz

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📊 Cassandra Administration – Data Modeling & CQL Optimization

20 questions · 15 min timer · Explanations included · Free

Which CQL feature is most suitable for ensuring atomicity of operations across multiple tables?

Using materialized views

Applying secondary indexes

Using lightweight transactions

Batch statements with LOGGED option

None

LOGGED batch statements in CQL ensure atomicity across multiple tables, making them suitable for operations that require consistency.

Which of the following is a best practice when designing a Cassandra schema for time-series data?

Store each time point in a separate table

Use a single wide row for all time-series data

Use a composite partition key with a time bucket

Rely on secondary indexes for querying

None

Using a composite partition key with a time bucket helps manage wide rows and improves query performance for time-series data.

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