Azure provides a range of services for building, deploying, and managing applications and services in the cloud. With Azure, you can utilize various services to build, deploy, and manage cloud applications using C#.

Here are some key Azure services and how they can be used with C#:

1. Azure App Service: Azure App Service allows you to build and host web applications, mobile backends, and RESTful APIs. You can deploy C# applications as web apps using ASP.NET or ASP.NET Core. App Service supports automatic scaling, continuous deployment, and integration with Azure Active Directory for authentication and authorization.

2. Azure Functions: Azure Functions is a serverless compute service that enables you to run event-driven code in the cloud. You can write C# functions that respond to events such as HTTP requests, timers, and messages from Azure message queues or Event Hubs.

3. Azure Storage: Azure Storage provides scalable, secure, and highly available storage for your applications. You can use Azure Blob Storage to store and retrieve files, Azure Table Storage for NoSQL data storage, and Azure Queue Storage for message-based communication between components of your application. You can access Azure Storage from your C# application using the Azure Storage SDK.

4. Azure Cosmos DB: Azure Cosmos DB is a globally distributed, multi-model database service. It supports a variety of data models including document, key-value, graph, and column-family. You can use the Cosmos DB SDK for C# to interact with Azure Cosmos DB from your C# application.

5. Azure SQL Database: Azure SQL Database is a fully managed relational database service. It provides a scalable and secure database platform for your applications. You can use the ADO.NET or Entity Framework to connect to Azure SQL Database from your C# application.

6. Azure Cognitive Services: Azure Cognitive Services provide AI-powered APIs for adding advanced capabilities to your applications. You can use services like Azure Speech Services, Azure Language Understanding (LUIS), and Azure Computer Vision to incorporate speech recognition, natural language processing, and computer vision into your C# application.

7. Azure DevOps: Azure DevOps provides a set of development tools for planning, coding, building, testing, and deploying applications. You can use Azure DevOps pipelines to automate the build and deployment process of your C# applications.

These are just a few examples of how Azure Cloud Services can be used with C# to build scalable and robust applications in the cloud. Azure offers a wide range of services, and you can choose the ones that best fit your application requirements.