Chapter 7

1. 2

Increasing the queue to the highest priority will improve the performance, but this will impact other queries.

Increasing concurrency scaling will allow the queue to scale as required.

A query monitoring rule will take too long to scale and will not fix the problem.

Queue hopping only works for manually configured workload management.

2. 4

The clue in the question is least possible customization and coding. All of these answers will work, but the simplest is using QuickSight directly, as it can query all of those sources. This was partially a trick question by putting in the RedShift option.

3. 4

As the data can be easily recovered, there is no need to take backups. The other answers all still involve taking backups, so they are not correct.

4. 3

DocumentDB is the only solution that supports JSON document querying.

5. 4

DocumentDB has a document limit of 16 MB, so the 20 MB document is too large.