Allianz Financial Services (AFS) is a banking group offering end-to-end banking and financial solutions in South East Asia through its consumer banking, business banking, Islamic banking, investment finance and stock broking businesses as well as unit trust and asset administration, having served the financial community over the past five decades.
AFS is looking to collect and process the log files in near real time that are generated from thousands of applications in their AWS cloud. AFS is also collecting stock pricing information from stock price publishing data providers and using the information to recommend stocks to customers. AFS is looking at querying streams and using Kinesis Analytics application to process all the stocks for recommendation if price changes greater than 10 percent. What kind of Queries will help fulfill the requirement? select 1 option.

Answer options:

A.Stagger Windows queries
B. Tumbling Windows queries
C.Sliding windows queries
D.Continuous queries

Answer: D
Option A is incorrect - Stagger windows query, A query that aggregates data using keyed time-basedwindows that open as data arrives. The keys allow for multiple overlapping windows. This is the recommended way to aggregate data using time-based windows 
https://docs.aws.amazon.com/kinesisanalytics/latest/dev/stagger-window- concepts.html
Option B is incorrect -Tumbling Windows query, A query that aggregates data using distinct time-based windows that open and close at regular intervals. 
https://docs.aws.amazon.com/kinesisanalytics/latest/dev/tumbling-window- concepts.html
Option C is incorrect -Sliding windows query, A query that aggregates data continuously, using a fixed time or rowcount interval. 
https://docs.aws.amazon.com/kinesisanalytics/latest/dev/sliding-window-concepts.html
Option D is correct -Continuous Query is a query over a stream executes continuously over streaming data. This continuous execution enables scenarios, such as the ability for applications to continuously query a stream and generate alerts. 
https://docs.aws.amazon.com/kinesisanalytics/latest/dev/continuous-queries- concepts.html