AZ-900: ten practical articles
Each article solves one real problem, from application to renewal, and points to the exact chapter of CredenTrek For Microsoft AZ-900 that carries it further. Facts are checked against Microsoft documents.
- 01Decide · 6 min read
AZ-900 starts with "describe": what the skills list tells you about the exam
Nearly every AZ-900 skill starts with describe, define, compare or identify, so it tests understanding. Test the fit with five adverts and four questions.
- 02Decide · 6 min read
AZ-900, AI-901, SC-900 or AZ-104: pick by where your work sits
Microsoft retired MS-900 on 31 March 2026 and replaced AI-900 with AI-901. Match AZ-900, AI-901, SC-900 or AZ-104 to your work and know when to stop.
- 03Decide and apply · 6 min read
AZ-900 after 20 July 2026: a translation table for the old Azure names
Microsoft updated the AZ-900 skills measured on 20 July 2026. Weights stayed, but product names changed. Use a translation table and a four-point material check.
- 04Prepare · 6 min read
AZ-900 architecture and services: draw the hierarchy and the three failure levels
Architecture and services carry 35 to 40% of AZ-900. Draw the subscription hierarchy, the three availability levels and three look-alike network links.
- 05Prepare · 6 min read
AZ-900 governance and monitoring: rules, permissions, protection and the look-alikes beside them
Azure Policy, RBAC and resource locks all govern resources, but each answers a different question. Learn them with the cost and monitoring pairs that follow.
- 06Prepare · 7 min read
An AZ-900 plan of 30 hours: stages, skill-group split and an eleven-week dated case
Microsoft publishes no study-hour figure. Use 20 to 40 hours, split 30 across three skill groups and four stages, and date an example plan from 11 December 2026.
- 07Prepare · 6 min read
An Azure practice subscription: one resource group, one budget and a deliberate decision
Practise Azure safely: personal account, budget alert, one tagged resource group deleted after each session, and a deliberate choice before the free period ends.
- 08Book and sit · 6 min read
AZ-900 exam format: 45 minutes, 65 in the seat and five question types to try first
AZ-900 gives 45 minutes of exam time, with 65 minutes in the seat. Learn the 700 of 1,000 scale, the five question types and the free sandbox to try first.
- 09Book and sit · 7 min read
Booking AZ-900: personal account, legal name and the 24-hour line
Book AZ-900 through a personal Microsoft account with your legal name, watch the 24-hour change line, and know the retake limits and when results arrive.
- 10Leverage · 6 min read
AZ-900 never expires, but your answers can: a yearly habit and a CV line
Microsoft says Fundamentals certifications do not expire. Keep your knowledge current with a yearly change-log check, a CV line and two small projects.