Building Resilient Streaming Analytics Systems on GCP
All Quiz Answer
Introduction to Processing Streaming Data
Q1)
Q2) Match the GCP product with its role when designing streaming systems
Product Role
__ 1. Pub/Sub A. Controls to handle late-arriving and out-of-order data
__ 2. Dataflow B. Global message queue
__ 3. BigQuery C. Latency in the order of milliseconds when querying against overwhelming volume
__ 4. Bigtable D. Query data as it arrives from streaming pipelines
- B
- A
- D
- C
Serverless Messaging with Cloud Pub/Sub
Q1) Which of the following about Cloud Pub/Sub is NOT true?
- Pub/Sub stores your messages indefinitely until you request it
Q2)Cloud Pub/Sub guarantees that messages delivered are in the order they were received
- False
Q3) Which of the following about Cloud Pub/Sub topics and subscriptions are true ?
- 1
- 2
Q4) Which of the following delivery methods is ideal for subscribers needing close to real time performance?
- Push Delivery
Cloud Dataflow Streaming Features
Q1) The Dataflow models provides constructs that map to the four questions that are relevant in any out-of-order data processing pipeline:
Questions Constructs
__ 1. What results are calculated? A. Answered via Event-time windowing
__ 2. Where in event time are results calculated? B. Answered via transformations
__ 3. When in processing time are results materialized? C. Answered via Accumulation modes
__ 4. How do refinements of results relate? D. Answered via Watermarks, triggers, and allowed lateness.
- B
- A
- D
- C
Streaming Analytics and Dashboards
Q1) Which of the following is true for Data Studio ?
- Data Studio supports data ingest thought multiple connectors.
Q2)Data Studio can issue queries to BigQuery ?
- True
High-Throughput Streaming with Cloud Bigtable
Q1) Which of the following are true about Cloud Bigtable ?
- Offers very low-latency in the order of milliseconds
- Ideal for >1TB data
- Great for time-series data
Q2) Cloud Bigtable learns access patterns and attempts to distribute reads and storage across nodes evenly
- True
Q3) Which of the following can help improve performance of Bigtable ?
- Change schema to minimize data skew
- Clients and Bigtable are in same zone
- Add more nodes
BigQuery advanced functionality and performance considerations
Q1)Which of the following practices help optimize BigQuery queries?
- Put the largest table on the left
- Filter early and often
- Avoid using unnecessary columns
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