Microsoft DP-750: DevOps for Databricks Data Products
A Databricks notebook that works in one engineer’s development workspace is not automatically a production data product. It may depend on a personal credential, assume […]
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Certifications & Careers
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FROM THE EDITORIAL LIBRARY
Articles on Certifications & Careers
Microsoft AZ-400: Designing Azure DevOps Pipelines That Hold Up
A build pipeline can be green while the release is unsafe. Source code may compile and unit tests may pass, yet the packaged artifact could […]
Read articleMicrosoft AZ-400: GitHub and Repository Strategy for Delivery
Version control is not just a place to store code. Repository structure, branch permissions, review rules and automation triggers determine how software moves from a […]
Read articleMicrosoft AZ-400: Release Strategies and Safe Deployment
A release strategy is an answer to two questions: how will users encounter the new version, and what happens if it behaves worse than the […]
Read articleHPE HPE7-A01: Wireless Access Security Without Fragile Exceptions
A college is replacing a wireless network in which students, employees and visitors all connect to the same password-protected SSID. The password has spread beyond […]
Read articleHPE HPE7-A01: Troubleshooting Campus Networks by Failure Domain
A hospital wing loses access to a scheduling application for fifteen minutes every afternoon. Wireless signal indicators look healthy, the access switches respond to management […]
Read articleMicrosoft AB-410: Copilot Patterns That Belong in Business Apps
An employee opens a Power Apps expense form and asks an assistant why a reimbursement was rejected. The assistant can draft a useful explanation, but […]
Read articleMicrosoft AB-410: Integrating Power Platform Apps Without Losing Control
A field-service company builds a Power Apps request form, a Dataverse record and a Power Automate flow that assigns technicians. The first demonstrations work. A […]
Read articleMicrosoft AB-410: Grounding AI Features in Trusted Business Data
A customer-service manager asks an AI assistant, ‘Can this customer receive an exception to our refund policy?’ The assistant writes a confident answer using a […]
Read articleMicrosoft AB-410: Shipping Intelligent Apps Without Production Surprises
A Power Platform team improves a customer-support app in development, tests a Copilot-assisted case summary and promotes the changes to production. The form displays correctly, […]
Read articleAWS DOP-C02: Building CI/CD Pipelines That Can Recover
A company releases a small service update through a pipeline, but the deployment breaks a critical API contract and the application becomes unavailable. Every automated […]
Read articleAWS DOP-C02: Infrastructure as Code That Survives Change
A cloud platform team maintains three supposedly identical application environments. Over time, production acquires an emergency firewall exception, staging receives a manually adjusted database parameter, […]
Read articleAWS DOP-C02: Turning Monitoring into Effective Incident Response
A service dashboard reports that every EC2 instance is healthy, but customers cannot complete checkout. The application now calls a new payment endpoint that times […]
Read articleGoogle Professional Data Engineer: Designing Reliable Data Pipelines
A retailer wants to combine daily sales files, near-real-time inventory events and customer-support data into trustworthy reports. One team proposes loading everything into a single […]
Read articleGoogle Professional Data Engineer: Designing BigQuery for Real Workloads
BigQuery architecture becomes difficult when a dataset has to be fast, affordable, auditable, and usable by several teams with different expectations. For a Google Professional […]
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