Online Access Free D-DS-OP-23 Exam Questions

Which NoSQL database type is most suitable for applications requiring high-speed, low-latency data retrieval based on simple lookups?

• A.Time-series database
• B.Document store
• C.Column-family store
• D.Key-value store

A company needs to fill an opening for a key tactical data governance position. The new hire is to be a subject matter expert on customer data and ensure the data policies and standards are adhered to on a daily basis. This role bridges the gap between a data governance program and its execution.
What is a suitable job title for this role?

• A.Data engineer
• B.Data scientist
• C.Data steward
• D.Data miner

Which of the following are components of the Apache Spark architecture? (Select all that apply)

• A.Spark SQL
• B.Spark Cassandra
• C.Spark Streaming
• D.Spark HBase
• E.Spark Core

What is a metadata management challenge?

• A.Ensuring availability of source systems
• B.Data corruption over time
• C.Leveraging the information from distributed sources
• D.Information sources are limited

Which of the following describes Apache Flink?

• A.A stream processing framework
• B.A batch processing engine
• C.A distributed file storage system
• D.A graph processing framework