Developing solutions that use Cosmos DB storage

1. Your company uses Cosmos DB with a SQL API to store JSON documents. The documents are often updated and sometimes deleted. You want to use the Cosmos DB change feed to track changes.

Which statement from the following list about the Cosmos DB change feed is incorrect?

1. The change feed is enabled in Cosmos DB by default.
2. All modified documents are tracked in the change feed.
3. The change feed is implemented in a first-in-first-out order.
4. You can use SQL to query records in the change feed.

2. Which of the following factors determines the number of physical partitions in Azure Cosmos DB with Core (SQL) API provisioned with exact throughput?
   1. The storage and consistency level
   2. The storage and throughput
   3. The throughput and consistency level
   4. The number of documents and throughput
3. You develop a C# application to process credit card payments. You choose Cosmos DB with Core (SQL) API as a database to persist...