PROFESSIONAL-DATA-ENGINEER · Question #128
PROFESSIONAL-DATA-ENGINEER Question #128: Real Exam Question with Answer & Explanation
The correct answer is C: single-keyed data with very low latency. Explanation/Reference: Cloud Bigtable is a sparsely populated table that can scale to billions of rows and thousands of columns, allowing you to store terabytes or even petabytes of data. A single value in each row is indexed; this value is known as the row key. Cloud Bigtable is
Question
Cloud Bigtable is a recommended option for storing very large amounts of ____________________________?
Options
- Amulti-keyed data with very high latency
- Bmulti-keyed data with very low latency
- Csingle-keyed data with very low latency
- Dsingle-keyed data with very high latency
Explanation
Explanation/Reference: Cloud Bigtable is a sparsely populated table that can scale to billions of rows and thousands of columns, allowing you to store terabytes or even petabytes of data. A single value in each row is indexed; this value is known as the row key. Cloud Bigtable is ideal for storing very large amounts of single-keyed data with very low latency. It supports high read and write throughput at low latency, and it is an ideal data source for MapReduce operations.
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