You Operate a Logistics Company, and You Want to Improve

question 12

Multiple Choice

You operate a logistics company, and you want to improve event delivery reliability for vehicle-based sensors. You operate small data centers around the world to capture these events, but leased lines that provide connectivity from your event collection infrastructure to your event processing infrastructure are unreliable, with unpredictable latency. You want to address this issue in the most cost-effective way. What should you do?

• A) Deploy small Kafka clusters in your data centers to buffer events.
• B) Have the data acquisition devices publish data to Cloud Pub/Sub.
• C) Establish a Cloud Interconnect between all remote data centers and Google.
• D) Write a Cloud Dataflow pipeline that aggregates all data in session windows.

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Definitions:

Aggregate Demand

The total demand for all goods and services within an economy at various price levels, over a specific time period.

Price Level

A measure of the average prices of goods and services in an economy at a given time.

Multiplier

The factor by which changes in spending will affect the aggregate income level of an economy; often used in the context of the Keynesian economic multiplier effect.

Crowding-Out

A concept where increased government spending leads to reduced investment in the private sector, often due to higher interest rates.