DP-420 exam

You maintain a relational database for a book publisher. The database contains the following tables. The most common query lists the books for a given authorId. You need to develop a non-relational data model for Azure Cosmos DB Core (SQL) API that will replace the relational database. The solution must...

HOTSPOT You have a database in an Azure Cosmos DB SQL API Core (SQL) account that is used for development. The database is modified once per day in a batch process. You need to ensure that you can restore the database if the last batch process fails. The solution must...

Topic 1: Litware, inc Case Study This is a case study. Case studies are not timed separately. You can use as much exam time as you would like to complete each case. However, there may be additional case studies and sections on this exam. You must manage your time to...

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you...

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you...

You need to select the partition key for con-iot1. The solution must meet the IoT telemetry requirements. What should you select?A . the timestampB . the humidityC . the temperatureD . the device IDView AnswerAnswer: D Explanation: The partition key is what will determine how data is routed in the...

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you...

You are designing an Azure Cosmos DB Core (SQL) API solution to store data from IoT devices. Writes from the devices will be occur every second. The following is a sample of the data. You need to select a partition key that meets the following requirements for writes: - Minimizes...

DRAG DROP You have an app that stores data in an Azure Cosmos DB Core (SQL) API account The app performs queries that return large result sets. You need to return a complete result set to the app by using pagination. Each page of results must return 80 items. Which...

HOTSPOT You have a container in an Azure Cosmos DB Core (SQL) API account. You need to use the Azure Cosmos DB SDK to replace a document by using optimistic concurrency. What should you include in the code? To answer, select the appropriate options in the answer area. NOTE: Each...