Intro to Big Data End Term 13 Apr 2025 — Question 19

Select all that apply.

1. A

   Subscribers to Google Pub/Sub can decide at what rate they want to consumedata without depending on or informing the publisher of the data.

2. B

   Snapshots of source systems can be created using an event capture tool likeCDC and then replaying the events in sequence for that time period.

3. C

   A shared-memory algorithm for a ML problem is one where the algorithmassumes that the memory available to it is shared with multiple other processes that run on the same machine.

4. D

   A data lake is a collection of data to be provided as input for data sciencealgorithms.

5. E

   Zookeeper is a library for ensuring that critical services used in big data areable to stay in sync with each other as to the health of those services.

6. F

   Distributed model training is not practical since reducing estimation errorsrequires constant exchange of enormous information across the machines in the cluster.

7. G

   Spark has support for declarative programming, functional programming aswell as procedural programming