Category Archives: Microsoft
Autoscaling becomes dangerous when a team treats CPU percentage as a universal truth. A Virtual Machine Scale Set can add and remove instances automatically, but the platform can only react to the signals and thresholds the team defines. If those signals do not represent the actual bottleneck, the scale set may add capacity without improving […]
An Azure team can make two virtual machines look highly available on a diagram and still choose the wrong failure boundary. That happens when the design conversation begins with “availability set or availability zone?” instead of beginning with the outage the application must survive. The two features do not provide interchangeable forms of redundancy. They […]
Azure Files can look familiar because applications and users can mount an SMB share and work with directories and files much like a traditional Windows file server. That familiarity hides a layered access model. A user must authenticate through a supported identity source, receive sufficient share-level permission, satisfy file- and directory-level ACLs, reach the storage […]
Blob lifecycle management is often introduced as a cost-saving feature: move old objects to cheaper storage and delete them later. In production, the hard part is deciding what “old” means, proving that a rule targets the right objects, understanding what happens to versions and snapshots, and making sure an archival rule does not surprise an […]
Azure Storage redundancy is easy to reduce to a sequence of acronyms: LRS, ZRS, GRS, RA-GRS, GZRS, RA-GZRS. That memorization is not enough to make a production decision. The useful question is what failure the workload must survive, how quickly data must remain available, whether a secondary region must be readable before failover, and how […]
A production subscription contains a shared network, a recovery vault, several storage accounts, and a small number of resources that would cause a serious outage if deleted. The team responds by placing locks everywhere. Six months later, routine automation fails because a Read-only lock blocks a control-plane update, an engineer removes a lock to finish […]
An Azure administrator wants developers to deploy resources into a subscription, but the company requires approved regions, specific tags, and no public IP addresses on certain workloads. Giving or withholding a role does not fully solve that problem. The developers may legitimately need permission to create resources; the organization still needs rules about the state […]
Azure RBAC often looks straightforward in a diagram: choose a role, choose a user or group, choose a scope. The complexity appears later, when a person has a role at a management group, another role at a resource group, membership in two nested teams, and temporary privileged access somewhere else. The effective permission is the […]
A Microsoft Entra tenant can contain thousands of users, groups, devices, applications, and administrators. The difficult part is not creating those objects. It is understanding what each object changes and, just as importantly, what it does not change. A user object gives the directory an identity to authenticate and manage. A group lets administrators treat […]
The AZ-900 Microsoft Azure Fundamentals certification is designed to give candidates a comprehensive introduction to cloud computing concepts and the specific services that Microsoft Azure provides across its platform. Among the most important topic areas within the AZ-900 exam is Azure Core Solutions, a domain that covers the primary service categories that organizations rely on […]
PL-600, Microsoft’s former Power Platform Solution Architect exam, retired June 30, 2026. This article retains the approved historical title and URL but should be read as an architecture discussion, not advice to register for PL-600. Environment design, integration boundaries, Dataverse security and ALM still matter for current projects. The PL-600 examination, formally titled Microsoft Power […]
The PL-400 Microsoft Power Platform Developer certification is one of the most respected credentials in the enterprise software development space today. It tests a candidate not just on conceptual awareness but on practical ability to design, develop, and deploy solutions using the Microsoft Power Platform ecosystem. Many professionals begin their journey with a focus on […]
The Microsoft PL-300 certification exam, officially titled Microsoft Power BI Data Analyst, is a professional credential that validates your ability to use Power BI to transform raw data into actionable business insights. It tests whether you can connect to data sources, prepare and model data, build meaningful visualizations, and deploy reports that support real organizational […]
PL-200 was Microsoft’s Power Platform Functional Consultant Associate examination, but it retired on August 31, 2026. The direct replacement, Intelligent Applications Builder Associate (AB-410), became available July 30, 2026. This article retains its original title and URL as a guide to the practical foundations of the former PL-200 role, not as an instruction to register […]
PL-100 and the Power Platform App Maker Associate credential were retired in 2024. This article preserves its original name for archival identity; the configuration concepts can still support practical Power Apps work, but candidates must not schedule PL-100 as a live exam. The PL-100 examination, formally titled Microsoft Power Platform App Maker, targets professionals who […]
