Cosmos DB Interview Questions and Answers

Answer - 11 : - Yes, you could join up for a time-confined account at no fee, without a dedication. To join up, visit Try Azure Cosmos DB at no cost or study extra within the Try Azure Cosmos DB . If you are new to Azure, you could sign up for an Azure free account, which offers you 30 days and and a credit score to attempt all of the Azure services. If you have a Visual Studio subscription, you are also eligible for free Azure credits to use on any Azure provider. You also can use the Azure Cosmos DB Emulator to increase and test your software regionally at no cost, without developing an Azure subscription. When you are happy with how your software is operating inside the Azure Cosmos DB Emulator, you could switch to using an Azure Cosmos DB account within the cloud.

Answer - 12 : - Azure Cosmos DB is available within the Azure portal. First, join up for an Azure subscription. After you've got signed up, you can upload a DocumentDB API, Graph API (Preview), Table API, or MongoDB API account in your Azure subscription.

Answer - 13 : - A grasp key is a security token to get admission to all sources for an account. Individuals with the key have examine and write get entry to to all resources in the database account. Use caution while you distribute master keys. The primary master key and secondary master key are to be had at the Keys blade of the Azure portal.

Answer - 14 : - The Preferred Locations cost can be set to any of the Azure areas in which Cosmos DB is to be had. For a list of available regions, see Azure regions.

Answer - 15 : - Azure Cosmos DB is gift across all Azure regions, as precise at the Azure areas page. Because it's miles the center carrier, each new datacenter has an Azure Cosmos DB presence.

Answer - 16 : - Microsoft DocumentDB API is to be had within the Azure portal. First you ought to sign on for an Azure subscription. Once you sign on for an Azure subscription, you may add DocumentDB API box to your Azure subscription. For commands on adding an Azure Cosmos DB account, see Create an Azure Cosmos DB database account. If you had a DocumentDB account within the beyond, you currently have an Azure Cosmos DB account. SDKs are available for .NET, Python, Node.Js, JavaScript, and Java. Developers also can use the RESTful HTTP APIs to engage with Azure Cosmos DB assets from various platforms and languages.

Answer - 17 : - Samples for the DocumentDB API .NET, Java, Node.Js, and Python SDKs are to be had on GitHub.

Answer - 18 : - Yes, the DocumentDB API lets in packages to keep arbitrary JSON documents without schema definitions or guidelines. Data is at once to be had for question through the Azure Cosmos DB SQL question interface.

Answer - 19 : - Yes, the DocumentDB API supports cross-record transactions expressed as JavaScript-saved tactics and triggers. Transactions are scoped to a single partition inside each collection and finished with ACID semantics as "all or not anything," remoted from different concurrently executing code and user requests. If exceptions are thrown through the server-side execution of JavaScript application code, the complete transaction is rolled lower back.

Answer - 20 : - A series is a set of documents and their related JavaScript utility logic. A collection is a billable entity, in which the price is decided by way of the throughput and used garage. Collections can span one or greater partitions or servers and can scale to handle nearly unlimited volumes of storage or throughput. Collections also are the billing entities for Azure Cosmos DB. Each collection is billed hourly, primarily based on the provisioned throughput and used garage area.