Design Data Intensive Applications

Sharad published on 2022-03-12 included in System Design Books DDIA

We call an application data-intensive if data is its primary challenge—the quantity of data, the complexity of data, or the speed at which it is changing—as opposed to compute-intensive, where CPU cycles are the bottleneck. Chapter 3 - Storage & Retrival Log is used in the more general sense: an append-only sequence of records. It doesn’t have to be human-readable; it might be binary and intended only for other programs to read.

AZ-204 Exam

Sharad published on 2022-03-09 included in Azure Exam

Useful links

https://learn.microsoft.com/en-us/credentials/certifications/exams/az-204/ Exam Study Guide

Develop Azure compute solutions (25–30%)

Implement containerized solutions

Create and manage container images for solutions Publish an image to Azure Container Registry Run containers by using Azure Container Instance Create solutions by using Azure Container Apps

Implement Azure App Service Web Apps

Create an Azure App Service Web App Enable diagnostics logging Deploy code to a web app Configure web app settings including Transport Layer Security (TLS), API settings, and connection strings Implement autoscaling

Implement Azure Functions

Create and configure an Azure Functions app Implement input and output bindings Implement function triggers by using data operations, timers, and webhooks

Develop for Azure storage (15–20%)

Develop solutions that use Azure Cosmos DB

Perform operations on containers and items by using the SDK Set the appropriate consistency level for operations Implement change feed notifications

Develop solutions that use Azure Blob Storage

Set and retrieve properties and metadata Perform operations on data by using the appropriate SDK Implement storage policies and data lifecycle management Implement static website hosting

Implement Azure security (20–25%)

Implement user authentication and authorization

Authenticate and authorize users by using the Microsoft Identity platform Authenticate and authorize users and apps by using Microsoft Entra ID Create and implement shared access signatures Implement solutions that interact with Microsoft Graph

Implement secure Azure solutions

Secure app configuration data by using App Configuration or Azure Key Vault Develop code that uses keys, secrets, and certificates stored in Azure Key Vault Implement Managed Identities for Azure resources

Monitor, troubleshoot, and optimize Azure solutions (15–20%)

Implement caching for solutions

Configure cache and expiration policies for Azure Cache for Redis Implement secure and optimized application cache patterns including data sizing, connections, encryption, and expiration Implement Azure Content Delivery Network endpoints and profiles

Troubleshoot solutions by using Application Insights

Configure an app or service to use Application Insights Monitor and analyze metrics, logs, and traces Implement Application Insights web tests and alerts

Connect to and consume Azure services and third-party services (15–20%)

Implement API Management

Create an Azure API Management instance Create and document APIs Configure access to APIs Implement policies for APIs

Develop event-based solutions

Implement solutions that use Azure Event Grid Implement solutions that use Azure Event Hub

Develop message-based solutions

Implement solutions that use Azure Service Bus Implement solutions that use Azure Queue Storage queues

Azure Compute

Azure compute is an on-demand computing services for running cloud based applications.

Azure

Sharad published on 2022-03-09 included in Azure Cloud

Azure Core Concepts

IAAS

PAAS

FAAS

Azure Compute

Azure compute is an on-demand computing services for running cloud based applications.

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Microservices

Sharad published on 2022-01-01 included in API Microservices

Introducton Microservices - also known as the microservice architecture - is an architectural style that structures an application as a collection of services that are Highly maintainable and testable Loosely coupled Independently deployable Organized around business capabilities Owned by a small team The microservice architecture enables the rapid, frequent and reliable delivery of large, complex applications. It also enables an organization to evolve its technology stack. Install Docker Install Docker: Windows Use the following URL and download the installation file: https://hub.