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Monitoring and Observability
premium
Cumulative Layout Shift
a web performance metric that measures how much visible page content unexpectedly moves while a user is trying to read or interact.
Web performance
advanced
3 commands
Aliases: CLS, Core Web Vitals CLS, layout shift metric
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Monitoring and Observability
field-manual-complete
Largest Contentful Paint
Largest Contentful Paint is a web performance metric that measures how quickly the largest visible content element in the viewport finishes rendering. Microsoft guidance treats it as a loading-experience signal, commonly associated with Core Web Vitals and a target of about 2.5 seconds for good user experience.
Web Vitals
advanced
2 commands
Aliases: No aliases yet
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Web
premium
Web App
A Web App is an Azure App Service application for hosting web applications, REST APIs, or mobile back ends without managing servers. It runs on an App Service plan, supports common language stacks or containers, and integrates with deployment, scaling, networking, identity, and monitoring features.
App Service
intermediate
6 commands
Aliases: Azure Web App, App Service Web App, Microsoft.Web/sites, App Service app
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Networking
premium
Web Application Firewall
Azure Web Application Firewall is a centralized protection service for HTTP applications. It can run with Application Gateway, Front Door, Application Gateway for Containers, or Azure CDN, using managed and custom rules to detect and block common exploits such as SQL injection and cross-site scripting.
Application security
fundamentals
6 commands
Aliases: WAF, Azure WAF, Application Gateway WAF, Front Door WAF
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Containers
premium
ACR webhook
An ACR webhook is an Azure Container Registry event notification that sends an HTTP or HTTPS request to a configured endpoint when registry actions occur, such as image push or delete. It can be registry-wide or scoped to a repository or tag, including regional replicas.
Azure Container Registry
intermediate
5 commands
Aliases: Azure Container Registry webhook, registry webhook, ACR event webhook
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Integration
premium
Event Grid webhook endpoint
An Event Grid webhook endpoint is an HTTPS endpoint configured as an event handler that validates ownership and receives Event Grid events over HTTP. Teams use it to send Event Grid events to a custom HTTPS application, API, Azure Function HTTP trigger, automation webhook, or supported workflow endpoint. It is not a storage queue, Event Hubs destination, or an endpoint that can skip Event Grid validation. In production, confirm the source, subscription, destination, filters, schema, identity, retry behavior, failure handling, monitoring, and owner before treating the route as safe.
Event Grid
intermediate
5 commands
Aliases: Event Grid webhook handler, webhook endpoint for Event Grid
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Web
premium
Custom container web app
an Azure App Service web app that runs a team-supplied container image instead of a built-in runtime stack.
App Service
intermediate
4 commands
Aliases: App Service custom container, Web App for Containers, containerized App Service app
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Web
verified
WebJobs / background work
Azure WebJobs is a built-in App Service feature for running background tasks, scripts, and programs alongside a web, API, or mobile app. Jobs share the App Service plan and can run continuously, on demand, or by schedule, often using the WebJobs SDK for event-driven processing.
App Service
intermediate
6 commands
Aliases: Azure WebJobs, App Service WebJobs, background jobs, continuous WebJob, triggered WebJob
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Storage
field-manual-complete
Storage static website
Azure Storage static website hosting lets a general-purpose v2 or BlockBlobStorage account serve static HTML, CSS, JavaScript, and image files from the special $web container. Operators enable the feature, set index and error documents, and then publish content through the account's web endpoint.
Storage accounts
intermediate
5 commands
Aliases: Azure Storage static website, static website hosting for storage, $web container website, storage website endpoint
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Web
verified
Web app runtime stack
A web app runtime stack is the language and framework environment Azure App Service uses to run an application, such as .NET, Java, Node.js, Python, PHP, or a custom container. It affects supported versions, platform patching, startup behavior, and deployment compatibility.
App Service
intermediate
5 commands
Aliases: App Service runtime stack, web app stack, linuxFxVersion, language runtime stack
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Databases
complete
SQL performance recommendation
Microsoft Learn describes Azure SQL performance recommendations as portal guidance generated from database workload analysis. Recommendations identify changes such as creating indexes, dropping duplicate indexes, or adjusting schema patterns that could improve performance or correct workload-specific issues, and administrators can review, apply, or script actions.
Azure SQL performance tuning
intermediate
5 commands
Aliases: Azure SQL performance recommendation, Database advisor recommendation, SQL tuning recommendation, Azure SQL advisor recommendation
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App platform
complete
Static Web App
Microsoft Learn describes Azure Static Web Apps as a service that automatically deploys full-stack web apps from a source repository. It serves static assets from globally distributed locations, integrates optional APIs, supports GitHub or Azure DevOps workflows, and provides routing, authentication, staging environments, and CLI support.
Static Web Apps
intermediate
5 commands
Aliases: static-web-app, Static Web App, Azure Static Web Apps, SWA, static web app resource, staticwebapp
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App platform
complete
Static Web Apps configuration
Microsoft Learn describes Static Web Apps configuration as the staticwebapp.config.json file used to control routing and application behavior. It defines route rules, authorization requirements, response overrides, custom headers, navigation fallback, networking settings, and other global behavior for an Azure Static Web Apps site.
Static Web Apps
advanced
5 commands
Aliases: static-web-apps-configuration, Static Web Apps configuration, staticwebapp.config.json, Static Web Apps config file, SWA configuration, routes configuration
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App platform
complete
Static Web Apps custom domain
Microsoft Learn describes custom domains for Azure Static Web Apps as mappings from your own domain name to a static web app. Configuration includes subdomain or apex-domain options, DNS records for validation and routing, and automatic SSL/TLS certificate creation for the custom domains you add.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-custom-domain, Static Web Apps custom domain, Static Web App custom domain, SWA custom domain, custom hostname for Static Web Apps, staticwebapp hostname
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Web
complete
Static Web Apps deployment token
A secret used by deployment tooling to publish content to an Azure Static Web Apps resource.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-deployment-token, Static Web Apps deployment token, SWA deployment token, Static Web App deployment secret, staticwebapp api key, SWA_CLI_DEPLOYMENT_TOKEN
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Web
complete
Static Web Apps environment
A production, preview, or named deployment instance for an Azure Static Web Apps application.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-environment, Static Web Apps environment, SWA environment, Static Web Apps preview environment, Static Web Apps named environment, Static Web Apps production environment
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Web
complete
Static Web Apps linked backend
An external API service connected to a Static Web App so front-end requests can reach it through the app API route.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-linked-backend, Static Web Apps linked backend, SWA linked backend, bring your own API, Static Web Apps BYO API, Static Web Apps backend link
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Web
complete
Static Web Apps managed functions
Built-in Azure Functions APIs deployed and managed with an Azure Static Web Apps site.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-managed-functions, Static Web Apps managed functions, SWA managed functions, managed Functions API, Static Web Apps built-in API, Static Web Apps /api functions
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Web
complete
Static Web Apps route rule
A staticwebapp.config.json rule that controls how a specific Static Web Apps route is authorized, rewritten, redirected, or handled.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-route-rule, Static Web Apps route rule, SWA route rule, staticwebapp.config.json route, Static Web Apps routes, route authorization rule
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Web
complete
Static Web Apps staging environment
Microsoft Learn describes Static Web Apps staging and preview environments as hosted pre-production versions of a static app. Pull requests can create temporary review URLs, and named preview environments can provide stable locations for branch testing before changes are merged or promoted to production.
Static Web Apps
intermediate
5 commands
Aliases: static-web-apps-staging-environment, Static Web Apps staging environment, SWA staging environment, Static Web Apps preview environment, pre-production Static Web App, Static Web Apps branch environment
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Storage
complete
Static website hosting
Microsoft Learn describes static website hosting in Azure Storage as a Blob Storage feature that serves HTML, CSS, JavaScript, and image files from a special $web container through a static website endpoint. The feature supports index and error document configuration for public read-only web content.
Blob Storage
intermediate
5 commands
Aliases: static-website-hosting, Static website hosting, Azure Storage static website, Blob Storage static website, storage static website, static website endpoint
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Storage
complete
Static website hosting for storage
Microsoft Learn explains that Azure Storage can host static web content from a general-purpose v2 or BlockBlobStorage account. Enabling the feature creates or uses the $web container, where HTML, CSS, JavaScript, and images are served through the account website endpoint.
Storage account
intermediate
5 commands
Aliases: static-website-hosting-for-storage, Static website hosting for storage, Azure Storage static website hosting, storage account static website, Blob service static website, web endpoint for storage
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Storage
complete
Storage account static website
Storage account static website is a Blob Storage feature that serves HTML, CSS, JavaScript, and image files from the special $web container through a web endpoint. It supports simple static sites without app servers. The endpoint is commonly fronted by CDN or Azure Front Door.
Storage accounts
fundamentals
5 commands
Aliases: Storage account static website, storage account static website, storage-account-static-website, static website hosting, storage static website, $web container
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Analytics
field-manual-complete
Kusto query performance
Kusto query performance describes how efficiently Azure Data Explorer, Fabric, Azure Monitor, or Sentinel executes KQL, including how much data a query scans, which operators it uses, how resources are consumed, and whether service limits or workload controls affect results.
Azure Data Explorer
intermediate
4 commands
Aliases: No aliases yet
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Web
field-manual-ready
Multi-container web app
A multi-container web app is an App Service workload made from multiple cooperating containers rather than one application image.
Azure App Service
intermediate
4 commands
Aliases: Docker Compose web app, App Service multi-container, multi-container web app, App Service sidecar, Docker Compose App Service
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Monitoring and Observability
learning-path-anchor
Throughput
Throughput is the amount of work a system completes over time, such as requests, messages, bytes, events, or transactions per second. In Azure, teams measure it with service metrics, logs, and capacity settings to judge whether an app, database, storage account, or messaging pipeline can sustain demand.
Performance
intermediate
4 commands
Aliases: Throughput, throughput, Azure Throughput, Microsoft Learn Throughput, requests per second, events per second, transactions per second, bytes per second, work completed over time
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Web
premium
Functions Premium plan
Functions Premium plan is a hosting plan for Azure Functions that keeps capacity ready while still supporting event-driven scaling for serverless workloads. Teams use it to reduce cold starts, run longer or heavier functions, use VNet integration, and control minimum and maximum capacity more deliberately than Consumption hosting. In daily Azure work, it appears when engineers stabilize latency-sensitive APIs, connect functions to private dependencies, prepare for event spikes, or replace overprovisioned dedicated App Service capacity. It is not a free tier, a guarantee that code is efficient, unlimited scale, or a substitute for trigger tuning and dependency performance testing.
Azure Functions hosting
advanced
6 commands
Aliases: Elastic Premium plan, Azure Functions Premium, EP plan
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Web
premium
App Service diagnostics
Built-in App Service troubleshooting tools and detectors that help diagnose availability, performance, configuration, networking, and runtime problems. It helps learners understand where the concept appears in Azure operations and what to verify before changing it.
App Service
intermediate
5 commands
Aliases: app service diagnostics, diagnostics
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Storage
premium
General-purpose v2 storage account
General-purpose v2 storage account is an Azure Storage account resource using the StorageV2 kind to host common storage services under one managed namespace. Teams use it to provide durable storage for applications while centralizing endpoints, redundancy, encryption, lifecycle management, networking, monitoring, and access control. In daily Azure work, it appears when engineers provision blob containers, file shares, queues, tables, static websites, backups, application artifacts, or Data Lake Gen2-enabled storage in a landing zone. It is not a specific blob container, an unlimited performance guarantee, an identity provider, or a safe design unless access, networking, and data protection are configured.
Storage accounts
beginner
5 commands
Aliases: Azure general-purpose v2 storage account, GPv2 storage account, StorageV2 storage account
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Monitoring and Observability
premium
Interaction to Next Paint
Interaction to Next Paint controls how teams measure whether web pages feel responsive after real user interactions, especially for Azure-hosted web apps and customer portals. Teams see it in microsoft edge devtools, microsoft clarity dashboards. It is not server response time, Time to First Byte, First Input Delay, Cumulative Layout Shift, or a backend CPU metric; confusing them can create slow clicks, abandoned checkout flows. Use the term when reviewing access, monitoring, cost, recovery, or performance. It keeps architects, operators, security reviewers, and support teams focused on the same setting, resource, or behavior.
Web Vitals
Intermediate
5 commands
Aliases: INP, Core Web Vitals INP, web responsiveness metric, interaction responsiveness
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Web
premium
Shared App Service tier
The Shared App Service tier is a base App Service plan option where apps run on shared Azure virtual machines and receive CPU-minute quotas. It is intended for development and testing, not production workloads that need dedicated compute, autoscale, or predictable performance isolation.
App Service plans
intermediate
5 commands
Aliases: App Service Shared tier, Shared App Service plan, D1 App Service plan, shared compute App Service, App Service D1
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Analytics
learning-path-anchor
Synapse Studio
Synapse Studio is the browser-based workspace experience for Azure Synapse Analytics. It exposes hubs for data, development, integration, monitoring, and management, letting users author notebooks and SQL scripts, build pipelines, configure connections, review access, and work with Git-backed or live artifacts.
Synapse Analytics
fundamentals
6 commands
Aliases: Azure Synapse Studio, Synapse web workspace, Synapse workspace UI, Synapse authoring experience
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Monitoring
premium
Application Insights
Application Insights is the application performance monitoring capability in Azure Monitor. It collects OpenTelemetry or SDK telemetry such as requests, dependencies, exceptions, traces, metrics, and availability results so teams can continuously understand live application health, performance, failures, and user-impacting behavior.
Application observability
fundamentals
4 commands
Aliases: Azure Application Insights, App Insights, Azure Monitor Application Insights, application performance monitoring, APM
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Monitoring and Observability
premium
Availability result
Availability result is the recorded outcome of an Application Insights availability test run, including whether the probe succeeded, how long it took, and where it ran. In Azure, teams encounter it when teams query Azure Monitor Logs after a synthetic web test reports failures, slow responses, or regional differences. The useful question is what behavior
Availability
intermediate
4 commands
Aliases: AppAvailabilityResults, availability test result, Application Insights availability result
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Monitoring and Observability
premium
Availability test
Availability test is an outside-in monitor that repeatedly calls a public HTTP or HTTPS endpoint and records whether it responded quickly enough. In Azure, teams encounter it when product teams need synthetic checks for websites, APIs, or critical external dependencies before users report an outage. The useful question is what behavior it proves, who owns
Availability
intermediate
4 commands
Aliases: Application Insights availability test, web test, standard test, synthetic test
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AI and Machine Learning
premium
Azure AI Search skillset
Azure AI Search skillset is a reusable Azure AI Search enrichment object that applies built-in or custom processing during indexer execution.
AI platform and search
intermediate
4 commands
Aliases: AI enrichment skillset, Search skillset, cognitive skillset, skillset
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Web
premium
Bandwidth in/out
Bandwidth in/out refers to measured inbound and outbound network traffic or throughput for Azure resources, often reviewed through metrics, diagnostics, and billing data.
App Service metric
intermediate
4 commands
Aliases: No aliases yet
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Analytics
learning-path-anchor
Synapse workload group
A Synapse workload group is a dedicated SQL pool workload management object that reserves, caps, and grants resources for classified requests. It uses settings such as MIN_PERCENTAGE_RESOURCE, CAP_PERCENTAGE_RESOURCE, and request resource grant percentages to shape isolation, containment, concurrency, and execution behavior.
Synapse Analytics
fundamentals
5 commands
Aliases: workload group in Synapse, dedicated SQL pool workload group, CREATE WORKLOAD GROUP, Synapse workload isolation group
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Management and Governance
learning-path-anchor
Tags
Tags are labels you attach to Azure things so people and tools can understand what they are for. A tag has a name and a value, such as Owner=DataPlatform or Environment=Prod. Tags do not make a virtual machine faster, secure a database, or change a web app setting. They make the estate easier to organize, report on, govern, and automate. Useful tags answer questions the business actually asks: who owns this, what does it support, what environment is it, and who pays for it?
Tags and naming
advanced
5 commands
Aliases: Azure tags, resource tags, name-value tags, Azure metadata tags
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Monitoring and Observability
premium
Browser telemetry
Browser telemetry is client-side performance and usage data collected from web browsers, commonly through the Application Insights JavaScript SDK in Azure Monitor.
Frontend performance
advanced
3 commands
Aliases: No aliases yet
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Integration
premium
CloudEvents schema
A integration pattern or service capability in Event routing that helps teams connect services reliably without tightly coupling every component with clearer ownership, safety, and operational context.
Event routing
fundamentals
3 commands
Aliases: No aliases yet
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AI and Machine Learning
premium
Cognitive skill
A AI platform capability in Azure AI Search that helps teams build, secure, observe, and govern intelligent applications with clearer ownership, safety, and operational context.
Azure AI Search
fundamentals
3 commands
Aliases: No aliases yet
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Web
premium
Cold start
A slower first request after an app starts, restarts, scales, or wakes from idle.
App Service
intermediate
3 commands
Aliases: No aliases yet
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Web
premium
CPU percentage
CPU percentage is an Azure glossary term for a platform metric that shows how much processor capacity an app, plan, virtual machine, or scale set is using over time. In practice, it helps teams reason about detecting compute pressure, validating scale rules, investigating latency, and deciding whether code, plan size, or instance count must change using live Azure evidence, documented ownership, and Microsoft Learn guidance. It should be reviewed through security, reliability, operations, cost, and performance lenses before production changes.
Azure Monitor metrics
beginner
3 commands
Aliases: Cpu percentage, CpuPercentage, Percentage CPU, CPU utilization
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Analytics
learning-path-anchor
Databricks Photon
The native vectorized Azure Databricks engine for accelerating eligible SQL, DataFrame, ETL, and streaming workloads.
Databricks
intermediate
4 commands
Aliases: Photon engine, Photon acceleration, Databricks vectorized engine
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Identity
learning-path-anchor
System-assigned managed identity
A system-assigned managed identity lets one Azure resource authenticate without a stored password, client secret, or certificate managed by your app team. You turn it on for a resource such as a web app, function, virtual machine, data factory, or automation account. Azure creates an identity for that resource, and the resource can request...
Managed identities
intermediate
4 commands
Aliases: system assigned identity, resource managed identity, SystemAssigned identity, managed service identity
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Databases
learning-path-anchor
Table
A table is the basic place where structured data lives in a database. Each row is one record, and each column describes one attribute, such as customer ID, order date, amount, or status. In Azure, tables show up in Azure SQL Database, SQL Managed Instance, Synapse dedicated SQL pools, Fabric warehouses, PostgreSQL, MySQL, and...
Database
intermediate
4 commands
Aliases: database table, SQL table, relational table, data table
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Web
premium
ARR affinity
ARR affinity is the sticky-session behavior in Azure App Service that tries to send a user back to the same worker instance after the first request. It can help older stateful web apps that keep session data on the local worker. It can also hurt scaling because traffic may not spread evenly across all.
App Service
intermediate
2 commands
Aliases: ARRAffinity, App Service session affinity, Application Request Routing affinity, sticky sessions
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Web
field-manual-complete
Premium v3 App Service tier
Premium v3 is a higher App Service plan tier for apps that need more dedicated compute, memory, or scale than lower tiers provide.
App Service plans
intermediate
5 commands
Aliases: No aliases yet
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Web
complete
Standard App Service tier
Microsoft Learn describes App Service plan tiers as the compute and feature boundary for apps hosted in Azure App Service. The Standard tier is a production-oriented tier that supports capabilities such as custom domains, TLS, autoscale, deployment slots, and larger dedicated capacity than entry-level tiers.
App Service plans
intermediate
5 commands
Aliases: standard-app-service-tier, Standard App Service tier, App Service Standard tier, Standard App Service plan, S1 App Service plan, S2 App Service plan
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